Joanna-Grace M Manzano, MD, MPH, FACP
Department of Hospital Medicine, Division of Internal Medicine
Present Title & Affiliation
Primary Appointment
Associate Professor, Hospital Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX
Dual/Joint/Adjunct Appointment
Associate Professor, Hospital Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX
Education & Training
Degree-Granting Education
| 2018 | University of Texas School of Public Health, US, Epidemiology, MPH |
| 2003 | University of Santo Tomas, Manila, PH, MD |
Postgraduate Training
| 2019-2019 | Clinical Safety and Effectiveness Program, Office of Performance Improvement, The University of Texas MD Anderson Cancer Center, Houston, Texas |
| 2015-2015 | AAMC Minority Career Development Program, Association of American Medical Colleges, Atlanta, Georgia |
| 2013-2018 | Master Degree in Public Health, Major in Epidemiology, The University of Texas School of Public Health, Houston, Texas |
| 2012-2013 | Certificate in Public Health, The University of Texas School of Public Health, Houston, Texas |
| 2012-2013 | Clinical Research Fellow, The University of Texas MD Anderson Cancer Center, Houston, Texas |
| 2011-2012 | Chief Residency, New York Medical College – Sound Shore Medical Center of Westchester, New Rochelle, New York |
| 2009-2011 | Internal Medicine Residency, New York Medical College – Sound Shore Medical Center of Westchester, New Rochelle, New York |
| 2008-2009 | Internal Medicine Clinical Internship, New York Medical College-Sound Shore Medical Center of Westchester, New Rochelle, New York |
| 2003-2004 | Clinical Internship, University of Santo Tomas Hospital, Manila |
Licenses & Certifications
| 2025 | ACLS/BLS |
| 2023 | ABIM |
| 2013 | Texas Medical Board |
| 2013 | DEA |
| 2009 | American College of Physicians |
Experience & Service
Faculty Academic Appointments
Associate Professor, Department of General Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, Texas, 2020 - 2020
Assistant Professor, General Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, 2013 - 2020
Administrative Appointments/Responsibilities
Faculty Director, Educational and Trainee Research Program, MD Anderson Cancer Center, 2022 - Present
Director of Research, Department of Hospital Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, 2020 - Present
Operations Medical Director, Utilization Review Discharge Planning and Readmission, The University of Texas MD Anderson Cancer Center, Houston, TX, 2020 - Present
Subcommittee Lead, The University of Texas MD Anderson Cancer Center, Houston, Texas, 2019 - Present
Vice-Chair, Utilization Review Committee, The University of Texas MD Anderson Cancer Center, Houston, TX, 2019 - 2021
Co-Team Lead, Anticipated Length of Stay, Initiative under Care Planning Task Force, Operational Priority for FY 2019, General Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, 2019 - 2020
Leadership Team, Inpatient Care Coordination Core Team under Care Planning Task Force, Operational Priority for FY 2019, General Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, 2019 - 2019
Co-Team Lead, Utilization of Expected Discharge Date, Initiative under Inpatient Care Coordination, under Care Planning Task Force, Operational Priority for FY 2019, General Internal Medicine - Research, The University of Texas MD Anderson Cancer Center, Houston, TX, 2019 - 2019
Patient Experience Officer, General Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, 2018 - 2020
Associate Director, Onco-Hospitalist Fellowship, General Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, 2018 - Present
Director, Transitional Care Clinic, General Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, 2016 - 2020
Program Chair, General Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, 2013 - 2015
Co-Project Lead, Reducing Readmissions Rates on the General Internal Medicine Hospitalist Service, Clinical Safety and Effectiveness Project, Section of Hospital Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, 2013 - 2018
Other Professional Positions
Project Lead, Readmission Risk Model Development, Hospital Throughput Priority, Readmission Reduction, The University of Texas at MD Anderson Cancer Center, Houston, Texas, 2025 - Present
Project Co-Lead, Hospital Throughput Priority, Readmission Reduction, The University of Texas at MD Anderson Cancer Center, Houston, Texas, 2023 - 2024
Program Co-Lead, Hospital Medicine Transition of Care Clinic, The University of Texas at MD Anderson Cancer Center, Houston, Texas, 2023 - Present
Program Co-Lead, Readmission Reduction Priority Focus Area Initiative, The University of Texas at MD Anderson Cancer Center, Houston, Texas, 2022 - 2023
Program Lead, COVID Transition of Care, The University of Texas MD Anderson Cancer Center, Houston, TX, 2020 - 2022
Provider Lead, Readmissions Action Team, Hospital Flow Team, Discharge and Readmissions Patient Flow Team, The University of Texas MD Anderson Cancer Center, Houston, TX, 2020 - 2022
Provider Lead, Expected Discharge Action Team, Hospital Flow Team, Discharge and Readmissions Patient Flow Team, The University of Texas MD Anderson Cancer Center, Houston, TX, 2020 - 2021
Provider Lead, Discharge Planning Action Team, Hospital Flow Team, Discharge and Readmissions Patient Flow Team, The University of Texas MD Anderson Cancer Center, Houston, TX, 2020 - 2019
Subcommittee Lead, Discharge Planning and Research, Utilization Review Committee, The University of Texas MD Anderson Cancer Center, Houston, TX, 2019 - Present
Co-Project Lead, Reducing Readmission Rates on the General Internal Medicine Hospitalist Service, Clinical Safety and Effectiveness Project, Section of Hospital Medicine, The University of Texas MD Anderson Cancer Center, The University of Texas MD Anderson Cancer Center, Houston, TX, 2013 - 2018
Extramural Institutional Committee Activities
Member, IOTOX Institutional Leaders Group, The University of Texas MD Anderson Cancer Center, 2025 - Present
Sub-committee Lead, Utilization Review Committee, The University of Texas MD Anderson Cancer Center, Houston, Tx, The University of Texas MD Anderson Cancer Center, 2019 - Present
Vice-Chair, Utilization Review Committee, The University of Texas MD Anderson Cancer Center, Houston, Texas, The University of Texas MD Anderson Cancer Center, 2019 - 2021
Leadership Team Member, Subcommittee Co-Lead, The University of Texas MD Anderson Cancer Center, Houston, Texas, Discharge Management and Patient Care Experience Committee, The University of Texas MD Anderson Cancer Center, 2017 - 2018
Co-Chair, Discharge Management Committee, Team 7, The University of Texas MD Anderson Cancer Center, Houston, Texas, The University of Texas MD Anderson Cancer Center, 2015 - Present
Co-Chair, Discharge Management and Patient Care Experience Subcommittee of the Hospital Practice Committee, The University of Texas MD Anderson Cancer Center, Houston, Texas, The University of Texas MD Anderson Cancer Center, 2015 - 2017
Editorial Activities
Member, Protocol Review Committee, Velcade Investigator-Initiated Studies Program, Janssen-Cilag a division of Johnson and Johnson, 2006 - 2008
Co-Editor, The Velcade Newsletter, 2006
Honors & Awards
| 2026 - Present | 2026 James S. and Suzanne Cyrus Scholar Awards Finalist in Outstanding Clinical Researc, Division of Internal Medicine Research Retreat, University of Texas MD Anderson Cancer Center |
| 2025 - Present | Second Place, 2025 Division of Internal Medicine Quality Improvement Projects, Poster Award, DoIM Research Retreat, University of Texas MD Anderson Cancer Center |
| 2025 - Present | First Place, 2025 Division of Internal Medicine Quality Improvement Projects, Poster Award, DoIM Research Retreat, University of Texas MD Anderson Cancer Center |
| 2025 - 2028 | Multi-Year Appointment Award, University of Texas MD Anderson Cancer Center |
| 2024 - Present | Designation as Fellow of the Society of Hospital Medicine, Society of Hospital Medicine |
| 2023 - Present | First Place, 2023 Division of Internal Medicine Quality Improvement Projects, Poster Award, DoIM Research Retreat, University of Texas MD Anderson Cancer Center |
| 2022 - Present | Nominee, Excellence Awards, Research Category, Division of Internal Medicine, The University of Texas MD Anderson Cancer Center |
| 2021 - 2024 | Multi-Year Appointment Award, University of Texas MD Anderson Cancer Center |
| 2017 | Election to Fellowship in the American College of Physicians by the Board of Regents of the American College of Physicians |
| 2016 - Present | Excellence in Research Awards, Faculty Division, Fourth State of the Science Cancer Survivorship Research Symposium |
| 2016 | 2016 James S. and Suzanne Cyrus Scholar Awards Finalist in Outstanding Clinical Research, The University of Texas MD Anderson Cancer Center |
| 2014 - 2025 | Comparative Effectiveness Research on Cancer in Texas (CERCIT) Scholar under the Training Core |
| 2014 | 2014 James S. and Suzanne Cyrus Scholar Awards Finalist in Outstanding Clinical Research, University of Texas MD Anderson Cancer Center |
| 2014 | First Place, 2014 Division of Internal Medicine Quality Improvement Projects, University of Texas MD Anderson Cancer Center |
| 2013 - 2025 | Clinician-Investigator Training Program Scholar, Division of Internal Medicine, The University of Texas MD Anderson Cancer Center |
| 2013 | Postgraduate award in Population/Patient-Oriented Research, University of Texas MD Anderson Cancer Center |
| 2013 | Third Place, 2013 Division of Internal Medicine Poster Competition, University of Texas MD Anderson Cancer Center |
| 2012 - Present | Outstanding Service as Chief Medical Resident, Sound Shore Medical Poster Competition, Department of Medicine |
| 2003 - Present | Benemeritus, University of Santo Tomas, Faculty of Medicine and Surgery |
Professional Memberships
Selected Presentations & Talks
Local Presentations
- 2020. 30 Days of COVID – MDACC Inpatient Experience. Conference. The University of Texas at MD Anderson Cancer Center. Houston, TX, US.
- 2019. Utilization of the Expected Discharge Date Field to Improve Inpatient Care Coordination (XDisDate). Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
- 2018. Effect of Diabetes Treatment on Breast Cancer Outcomes: A Systemic Review and Meta-Analysis. Conference. The University of Texas School of Public Health. Houston, TX, US.
- 2017. Quality Improvement Presentations - Session Fice. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
- 2017. Demonstrating Value: Implementation of a Value-and-Outcomes-Driven Oncology-Hospitalist Inpatient Coordination. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
- 2015. Common Cases on the Oncology Hospitalist Service. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
- 2015. Cancer Hospitalizations. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
- 2015. Predictors of Readmission in Cancer Patients. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
- 2014. Reducing 30-day Readmissions and Evaluating Risk Factors in Cancer Patients. Conference. The University of Texas MD Anderson Cancer Center,. Houston, TX, US.
National Presentations
- 2017. Evaluating the Impact an Oncology-Hospitalist Model of Inpatient Care on Unplanned 30-day Readmissions among Patients with Lung Cancer. Conference. 2017 NCCN 22nd Annual Conference. Orlando, FL, US.
International Presentations
- 2021. Hospitalization Characteristics and Outcomes of Patients with Cancer and COVID-19. Conference. Multinational Association of Supportive Care in Cancer Annual Meeting, US.
- 2017. Improving Outcomes of Unplanned 30-Day Readmissions for Lung Cancer. Conference. 2017 National Association for Healthcare Quality – NAHQ Next. Cincinnati, US.
- 2017. Readmission among Patients with Cancer who were Discharged with Hospice Care. Conference. ASCO Quality Care Symposium. Orlando, US.
- 2016. 10-year Trends in Unplanned Readmission and Survival Rates among Patients with Gastrointestinal Cancer. Conference. Annual Meeting of the Multinational Association of Supportive Care in Cancer. Adelaide, AU.
- 2014. Unplanned 30-day Readmissions among Elderly Patients with Gastrointestinal Cancer. Conference. International Symposium on Supportive Care in Cancer. Miami, US.
Formal Peers
- 2021. Changing the Game for Patients with EES-SCLC through Multidisciplinary Collaboration – Best Practices to Optimize Immunotherapy-Based Approaches and Improve Patient Outcomes. Invited, US.
- 2018. Operationalizing Hospital Readmissions. Continuing Medical Education Luncheon Series. Invited. Houston, TX, US.
- 2018. Readmission Patterns after GI Cancer Hospitalizations: The Medical vs Surgical Patient. Readmissions in Real time. Invited, US.
- 2018. The Hospital Discharge Management Initiative – How we are reducing risk by discharging early, and tools that primary providers and consultants can use for safe and effective discharge planning. Visiting. Houston, TX, US.
- 2017. Derivation and Validation of a Readmission Risk Scoring System in Cancer Patients. Visiting. Houston, TX, US.
- 2017. “Hospitalization after Hospice – Who. Why…. Visiting. Houston, TX, US.
- 2016. Survival Outcomes of Patients with Gastrointestinal Cancer who Experienced 30-Day Unplanned Readmissions,. Visiting. Houston, TX, US.
- 2015. Common Cases on the Oncology Hospitalist Service. Visiting. Houston, TX, US.
- 2014. Designing a Randomized Double-Blind Controlled Trial. Visiting. Houston, TX, US.
- 2014. Unplanned 30-day Readmissions among Elderly Patients with Gastrointestinal Cancer. Visiting. Miami Beach, FL, US.
- 2014. Unplanned 30-day Readmissions among Elderly Patients with Gastrointestinal Cancer. Visiting. Houston, TX, US.
- 2014. 2014 Evidence-Based Guideline to the Management of High Blood Pressure in Adults (JNC 8): The Minority View. Visiting. Houston, TX, US.
- 2014. Refractory Hypocalcemia. Visiting. Houston, TX, US.
- 2014. Evidence-based Approach to Clinical Medicine. Visiting. Houston, TX, US.
- 2013. 30-day Readmissions among GI Cancer Patients. Visiting. Houston, TX, US.
- 2013. Critical Appraisal of Systematic Reviews and Meta-Analyses. Visiting. Houston, TX, US.
- 2013. Reducing Readmission Rates. Visiting. Houston, TX, US.
- 2013. Unplanned Hospitalizations among Gastrointestinal Cancer Patients in the State of Texas. Visiting. Houston, TX, US.
- 2013. Unplanned Admissions and Readmissions among Elderly Patients with Gastrointestinal Malignancy in the State of Texas: a Population-based Retrospective Cohort Study. Visiting. Houston, TX, US.
- 2012. All Cause Readmission to Acute Care for Cancer. Visiting. Houston, TX, US.
- 2012. Low-dose Aspirin for Preventing Recurrent Venous Thromboembolism: Results of the ASPIRE + WARFASA trials. Visiting. Houston, TX, US.
- 2011. Epidemiology of Pulmonary Embolism and Deep Venous Thrombosis at Sound Shore Medical Center: Identifying Risk Factors and Describing Patterns of Management in a Community-Based Hospital. Visiting. New Rochelle, NY, US.
- 2010. Cervical Cancer. Visiting. New Rochelle, NY, US.
- 2010. Evidence-Based Medicine: Dilemmas in Medical Management and Diagnosis. Visiting. New Rochelle, NY, US.
- 2010. Evidence-Based Medicine: DVT Prophylaxis in Malignancy. Visiting. New Rochelle, NY, US.
- 2010. Evidence-Based Medicine: Herpes Zoster & Post-Herpetic Neuralgia. Visiting. New Rochelle, NJ, US.
- 2010. Evidence-Based Medicine: Pre-diabetes. Visiting. New Rochelle, NY, US.
- 2010. Introduction to Evidence-Based Medicine. Visiting. New Rochelle, NY, US.
- 2009. Cerebral Venous Thrombosis. Visiting. New Rochelle, NY, US.
- 2009. Tracheostomy and Pleural Effusions. Visiting. New Rochelle, NY, US.
- Cancer Readmissions. Visiting. Houston, TX, US.
Grant & Contract Support
| Date: | 2021 - 2023 |
| Title: | Implementation of a Care Pathway for Hospitalized Patients with Suspected Immune Checkpoint Inhibitor |
| Funding Source: | A Quality Improvement Project |
| Role: | Project Leader |
| Date: | 2016 - 2016 |
| Title: | The TEXAS Project: Transitions Explored and Studied: Leveraging Data to Prevent Readmissions in the TMC |
| Funding Source: | Texas Medical Center Health Policy Institute |
| Role: | Co-I |
| Date: | 2015 - 2017 |
| Title: | Derivation and Validation of a Readmission Risk Scoring System in Cancer Patients |
| Funding Source: | University of Texas System Healthcare Safety and Effectiveness Grants Program |
| Role: | PI |
Selected Publications
Peer-Reviewed Articles
- Zhang, B, Alder, L, Rosner, S, Desai, A, Cooper, AJ, Yimer, HA, Bogdanska, W, Naqash, AR, Taylor, A, Joshi, U, Carlisle, JW, Champiat, S, Altan, M, Vega, MF, Halm, J, Manzano, JM, Fenton, G, Nie, Y, Wang, K, Parma, M, Rudin, CM, Chiang, A, Byers, LA, Gay, CM, Puri, S. A multi-institutional perspective on tarlatamab administration and management of CRS/ICANS. Lung Cancer 211, 2026. e-Pub 2026. PMID: 41371100.
- Waters Jackson, L, Huey, RW, Manzano, JM, Pantoja, L, Skinner, N, Bivens, D, Rivera, J, Adelson, K. Transitional care management for cancer patients. JCO Oncology Practice 21:282, 2025. e-Pub 2025.
- Long, JP, Prakash, R, Edelkamp, P, Knafl, M, Lionel, AC, Nair, R, Ahmed, S, Strati, P, Malpica Castillo, LE, Al Zaki, A, Chien, KS, Chihara, D, Westin, JR, Khawaja, F, Nastoupil, L, Mulanovich, VE, Futreal, A, Woodman, SE, Daver, N, Flowers, CR, Neelapu, SS, Manzano, JM, Iyer, SP. Cytokine Storms in COVID-19, Hemophagocytic Lymphohistiocytosis, and CAR-T Therapy. JAMA Network Open 8(4), 2025. e-Pub 2025. PMID: 40193078.
- Simbaqueba Clavijo, CA, Odaro, OE, Gandhi, A, Koom-Dadzie, K, Musaelyan, A, Dickson, KB, Chua, R, Bhise, VR, Amoateng, MD, Tomy, S, Leal Alviarez, DJ, Phyu, EM, Bogdanich, I, Andersen, C, Sheshadri, A, Palaskas, NL, Halm, J, Manzano, JM. Immunotherapy-Related Adverse Events and Clinical Outcomes in Adult Solid-Tumor Patients Admitted to an Onco-Hospitalist Medicine Service. Cancers 17(3), 2025. e-Pub 2025. PMID: 39941771.
- Manzano JM, Long JP, Iyer S. Cytokine Storms in COVID-19, Hemophagocytic Lymphohistiocytosis, and CAR-T Therapy. JAMA Netw Open, 2025.
- Brito-Dellan, N, Franco Vega, M, Ruiz, JI, Lu, M, Sahar, HN, Rajapakse, P, Lin, HY, Peterson, CB, Leal Alviarez, DJ, Altay, H, Tomy, S, Manzano, JM. Optimizing inpatient care for lung cancer patients with immune checkpoint inhibitor-related pneumonitis using a clinical care pathway algorithm. Supportive Care in Cancer 32(10), 2024. e-Pub 2024. PMID: 39283351.
- Manzano, JM, Sahar, H, Aldrich, J, Lu, M, Shoukier, M, Peterson, CB, Dickson, KB, Koom-Dadzie, K, Kheder, E, Franco Vega, M, Mohammed, AD, Muthu, M, Simbaqueba Clavijo, CA, Senechalle, MS, Brito-Dellan, N. Treatment patterns and outcomes of high-grade immune checkpoint inhibitor-related pneumonitis in an oncology hospitalist service. Supportive Care in Cancer 32(3), 2024. e-Pub 2024. PMID: 38366007.
- Leung, CK, Walton, NC, Kheder, E, Zalpour, A, Wang, J, Zavgorodnyaya, D, Kondody, S, Zhao, C, Lin, Y, Bruera, E, Manzano, JM. Understanding Potentially Preventable 7-day Readmission Rates in Hospital Medicine Patients at a Comprehensive Cancer Center. American Journal of Medical Quality 39(1):14-20, 2024. e-Pub 2024. PMID: 38127668.
- Kuang, AG, Sperling, G, Liang, TZ, Lu, Y, Tan, D, Bollin, KB, Johnson, DB, Manzano, JM, Shatila, M, Thomas, AS, Thompson, JA, Zhang, HC, Wang, Y. Sclerosing mesenteritis following immune checkpoint inhibitor therapy. Journal of Cancer Research and Clinical Oncology 149(11):9221-9227, 2023. e-Pub 2023. PMID: 37195298.
- Noh, S, Bertini, CD, Mira-Avendano, I, Kaous, M, Patel, B, Faiz, S, Shannon, VR, Balachandran, D, Bashoura, L, Adachi, R, Evans, S, Dickey, BF, Wu, CC, Shroff, G, Manzano, JM, Granwehr, BP, Holloway, S, Dickson, KB, Mohammed, AD, Muthu, M, Song, H, Aroe, A, Aloia, TA, Lee Andrews, II, Badami, KK, Beird, H, Brock, K, Cata, JP, Dabaja, BS, Draetta, G, French, KE, Godoy, M, Hutcheson, KA, Jaffray, D, John, TM, Lee, JJ, Litton, J, McEnery, KW, Musunuru, TN, Nates, JL, Palaskas, NL, Ravi, V, Scheet, PA, Shete, S, Subbiah, IM, Tawbi, H, Woodman, SE, Chung, C, Khawaja, F, Sheshadri, A. Interstitial lung abnormalities after hospitalization for COVID-19 in patients with cancer. Cancer medicine 12(17):17753-17765, 2023. e-Pub 2023. PMID: 37592894.
- Manzano, JM, Muthu, M, Kheder, E, Mohammed, AD, Halm, J, Dickson, KB, Ali, N, Leung, CK, Koom-Dadzie, K, Rubio, D, Odaro, OE, Sibille, MM, Etchegaray, M, Wilson, K, Lin, Y, George, MC. Hospitalization characteristics and outcomes of patients with cancer and COVID-19 at a comprehensive cancer center. Supportive Care in Cancer 30(9):7783-7788, 2022. e-Pub 2022. PMID: 35705751.
- Jones, SL, Cheon, O, Manzano, JM, Park, AK, Lin, Y, Halm, J, Baek, J, Graviss, EA, Nguyen, DT, Kash, BA, Phillips, RA. Comparison of LACE and HOSPITAL Readmission Risk Scores for CMS Target and Nontarget Conditions. American Journal of Medical Quality 37(4):299-306, 2022. e-Pub 2022. PMID: 34935684.
- Lipe, D, Bourenane, S, Wattana, M, Gaeta, MS, Chaftari, P, Cruz Carreras, MT, Manzano, JM, Reyes-Gibby, CC. A modified emergency severity index level is associated with outcomes in cancer patients with COVID-19. American Journal of Emergency Medicine 54:111-116, 2022. e-Pub 2022. PMID: 35152119.
- Manzano, JM, Lin, Y, Zhao, H, Halm, J, Suarez-Almazor, M. Derivation and Validation of the Cancer READMIT Score. JCO Oncology Practice 18(2):E117-E128, 2022. e-Pub 2022. PMID: 34357793.
- Tennison, JM, Rianon, N, Manzano, JM, Munsell, M, George, MC, Bruera, E. Thirty-day hospital readmission rate, reasons, and risk factors after acute inpatient cancer rehabilitation. Cancer medicine 10(18):6199-6206, 2021. e-Pub 2021. PMID: 34313031.
- Manzano JG, Lin H, Zhao H, Halm J, Suarez-Almazor ME. Derivation and Validation of the Cancer READMIT Score: A Readmission Risk Scoring System for Patients with Solid Tumor Malignancies. J Oncol Pract, 2021. e-Pub 2021.
- Tennison JM, Rianon NJ, Manzano JG, Munsell MF, George MC, Bruera E. Thirty-day hospital readmission rate, reasons, and risk factors after acute inpatient cancer rehabilitation. Cancer Med:1-8, 2021. e-Pub 2021.
- Narayanan S, Reddy A, Lopez G, Liu W, Wu J, Liu D, Manzano J, Williams JL, Mallaiah S, George M, Amaram J, Subramaniam B, Cohen L, Bruera E. Randomized Feasibility Study of Meditative Practices in Hospitalized Cancer Patients. Integr Cancer Ther 19:1534735420909903, 2020. e-Pub 2020. PMID: 32153208.
- Abudayyeh A, Song J, Abdelrahim M, Dahbour, I, Page V, Zhou S, Shen C, Zhao B, Pai R, Amaram-Davila J, Manzano JG, George M, Yennu S, Mandayam S, Nates J, Moss. Renal Replacement Therapy in Patients with Stage 4 Cancer Admitted to the Intensive Care Unit with Acute Kidney Injury at a CCenter was not Associated with Survival. American Journal of Hospice and Palliative Medicine. e-Pub 2020.
- Manasanch E, Mulanovich V, JG <, Gaeta MS, Becnel M, Kaufman GP, Lee HC, Amini B, Thomas SK, Iyer SP, Weber DM, Berkova Z, Flowers CR, Orlowski RZ, Patel KK. (2020) SARS-CoV-2 in Multiple Myeloma: Initial Observation and Management. Leukemia & Lymphoma, 2020. e-Pub 2020.
- John TM, Malek AE, Shpall EJ, Mulanovich VE, Adachi JA, Raad II, Aitken SL, Hamilton AR, Jain N, Klein K, Martinez F, Rezvani K, Jacob CN, Cherian SV, JG <, Wegner R, Muthu M. Migratory Pulmonary Infiltrates in a Patient with COVID-19 Infection and the Role of Corticosteroids. Mayo Clinic Proceedings (2020), 2020. e-Pub 2020.
- John TM, Malek AE, Shpall EJ, Mulanovich VE, Adachi JA, Raad II, Aitken SL, Hamilton AR, Jain N, Klein K, Martinez F, Rezvani K, Jacob CN, Cherian SV, Manzano JGM, Wegner R, Migratory MM. Pulmonary Infiltrates in a Patient with COVID-19 Infection and the Role of Corticosteroids,. Mayo Clinic Proceedings, 2020. e-Pub 2020.
- Kash BA, Baek J, Cheon O, Manzano JM, Jones SL, Paranilam J, Phillips RA. How Leading Hospitals Operationalize Evidence-Based Readmission Reduction Strategies: A Mixed-Methods Comparative Study Using Systematic Review and Survey Design. Am J Med Qual:1062860618824410. e-Pub 2019. PMID: 30714387.
- Manzano J, Park A, Lin H, et al. Demonstrating value: association of cost and quality outcomes with implementation of a value-driven oncology-hospitalist inpatient collaboration for patients with lung cancer. BMJ Open Quality 8:e000381. doi: 10.1136/bmjoq-2018-000381, 2019. e-Pub 2019.
- Manzano JM, Yang M, Zhao H, Elting LS, George MC, Luo R, Suarez-Almazor ME. Readmission Patterns After GI Cancer Hospitalizations: The Medical Versus Surgical Patient. J Oncol Pract 14(3):e137-e148, 2018. e-Pub 2018. PMID: 29443648.
- Manzano JG, Gadiraju S, Hiremath A, Lin HY, Farroni J, Halm J. Unplanned 30-Day Readmissions in a General Internal Medicine Hospitalist Service at a Comprehensive Cancer Center. J Oncol Pract 11(5):410-5, 2015. e-Pub 2015. PMID: 26152375.
- Manzano JG, Luo R, Elting LS, George M, Suarez-Almazor ME. Patterns and predictors of unplanned hospitalization in a population-based cohort of elderly patients with GI cancer. J Clin Oncol 32(31):3527-33, 2014. e-Pub 2014. PMID: 25287830.
Invited Articles
- Weaver AC, Manzano JG. Quality and Safety in Hospitalized Patients with Cancer. Hospital Medicine Clinics 5(3), 2016. e-Pub 2016.
Abstracts
- Peesapati V, Leung C, Leung CH, Lin H, Razouki Z, Alexander J, Bassaragh A, Manzano JM. The Impact of a Transition of Care Clinic on Unplanned Readmission Rates at a Comprehensive Cancer Center. 3rd Place Quality Poster Award presentations. 2026 Division of Internal Medicine Poster Session, 2026 Division of Internal Medicine Research Retreat, UT MD Anderson Cancer Center, Houston TX, 2026. e-Pub 2026.
- Manzano JM, Balachandran A, Sadiq N, Simbaqueba CS, Sahar H, Brito-Dellan N, Mohammed S, Odaro O, Pham O, Tijani A, Phyu E, Agu A, Chua R, Hechter S, Millan J, Tierce H, Singhal R, Lin HY, Leung CH, Franco-Vega M, Duches-Asturias P, Brito-Dellan N. Predictors and Outcomes of Multisystem Immunotherapy-related Adverse Events among Patients with Breast Cancer Treated with Immune Checkpoint Inhibitors. Presented at 2026 Division of Internal Medicine Research Retreat, UT MD Anderson Cancer Center, Houston T, 2026. e-Pub 2026.
- Manzano JM, Sadiq N, Chua R, Brito-Dellan N, Franco-Vega M, Lu M, Mathews S, Zhao C, Sahar H, Nguyen K, Paduano S, Kheder E, Etchegaray M. Clinical Outcomes after Biliary Procedures among Patients with Malignant Biliary Obstruction in a Comprehensive Cancer Center. Oral poster presentation at the Multinational Association of Supportive Care in Cancer 2026 Annual Meeting, Melbourne, Australia, 2026. e-Pub 2026.
- Jackson L, Pantoja L, Skinner N, Bicens D, Huey R, Manzano JM et al. Transitional Care Management for Cancer Patients: Extending General Models of Population Health Management to and Oncology Specific Population. Presented at American Society of Clinical Oncology Quality Care Symposium, Chicago, IL, 2025. e-Pub 2025.
- Lu M, Roh J, Manzano JM et al. Improving the prescription rate of Pneumocystis Jirovecii Pneumonia (PJP) prophylaxis among hospitalized cancer patients prescribed glucocorticoids for immune-checkpoint inhibitor induced toxicity. 2nd Place Quality Poster Award presentations. 2025 Division of Internal Medicine Poster Session, 2025 Division of Internal Medicine Research Retreat, UT MD Anderson Cancer Center, Houston TX, 2025. e-Pub 2025.
- Hechter S, Gull S, Sadiq N, Chua R, Sahar H, Nguyen KT, Etchegaray M, Balachandran A, Nguyen S, Brito-Dellan N, Franco-Vega M, Lu M, Zhao C, Mathews S, Kheder E, Manzano JM. Improving Clinical Outcomes after Interventional Radiology-Guided Biliary Procedures in Solid Tumor Patients with Malignant Biliary Obstruction – A Quality Improvement Project. 1st Place Quality Poster Award presentations. 2025 Division of Internal Medicine Poster Session, 2025 Division of Internal Medicine Research Retreat, UT MD Anderson Cancer Center, Houston TX, 2025. e-Pub 2025.
- Balachandran-Pillai A, Sadiq N, Simbaqueba CS, Sahar H, Brito-Dellan N, Mohammed S, Odaro O, Pham O, Tijani A, Phyu E, Agu A, Chua R, Hechter S, Millan J, Tierce H, Singhal R, Lin HY, Leung CH, Franco-Vega M, Manzano JM. Risk factors of developing multisystem immunotherapy-related adverse events among patients with breast cancer treated with immune checkpoint inhibitors. Abstract No. e14666. For online publication. 2025 American Society of Clinical Oncology Annual Meeting, Chicago, IL, 2025. e-Pub 2025.
- Manzano JM, Bivens D, Jackson L, McLeod-Williams T, Wilson S, Cervantes AL, Nguyen B, Huey R, Adelson KB. Accuracy of Clinician and Case Manager Predictions of 30-Day Readmissions on a Solid Tumor Service. Oral presentation at the Multinational Association of Supportive Care in Cancer 2025 Annual Meeting, Seattle, WA, 2025. e-Pub 2025.
- Sadiq N, Balachandran-Pillai A, Chua R, Etchegaray M, Brito-Dellan N, Franco-Vega M, Lu M, Mathews S, Zhao C, Sahar H, Nguyen K, Nguyen S, Kheder E, Manzano JM. Clinical Outcomes after Biliary Procedures among Patients with Malignant Biliary Obstruction in a Comprehensive Cancer Center. Presented as poster at 2024 Division of Internal Medicine Research Retreat, UT MD Anderson Cancer Center, Houston TX, 2024. e-Pub 2024.
- Balachandran-Pillai A, Layman R, Boving V, Mujtaba B, Murphy W, Brito-Dellan N, Manzano JM, Madewell J, Goodman Y, Williams C, Buni M. Enhancing Gout Diagnosis in Cancer Patients through Dual-Energy CT (DECT): A Quality Improvement Initiative ad MD Anderson Cancer Center. Presented as poster at the 2024 Annual Meeting of the Multinational Association of Supportive Care in Cancer, Lille, France, 2024. e-Pub 2024.
- Manzano JM, George M. The Readmission Reduction Initiative – How a Cancer Center is Operationalizing Readmissions Reduction Strategies. Poster presentation at the International Forum on Quality and Safety in Healthcare, Londo, 2024. e-Pub 2024.
- Sadiq N, Balachandran-Pillai A, Jorgensen J, Parisi X, Manzano JM, Brito-Dellan N. Leukopenia: A Rare Finding of the Rarer Hematological Side Effects of Immune Checkpoint Inhibitors. Poster presentation at the 2024 Society for Immunotherapy of Cancer (SITC) Spring Scientific Conference, Miami, FL,, 2024. e-Pub 2024.
- Balachandran-Pillai A, Sadiq N, Manzano JM, Brito-Dellan N. Immune Checkpoint Inhibitor Related Gastritis in a Breast Cancer Patient. Oral abstract presented at the Society of Hospital Medicine’s 2023 Houston Abstract Competition, Virtual Meeting,, 2023. e-Pub 2023.
- Manzano JM, Franco-Vega M, Lu M, Ruiz-Ignazio J, Sahar H, Leal-Alviarez D, Tomy S, Altay H, Rajapakse P, Lin H, Brito-Dellan N. Improving the Care of Patients with Lung Cancer Hospitalized with Immune Checkpoint Inhibitor (ICI)-related Pneumonitis: Implementation of through the Development and Implementation of a Clinical Pathway Algorithm. Accepted for online publication to the Journal of Clinical Oncology Supplement,, 2023. e-Pub 2023.
- Manzano JM, Leal-Alviarez D, Lu M, Franco-Vega M, Sahar H, Ruiz-Ignazio J, Altay H, Tomy S, Rajapakse P, Lin H, Brito-Dellan N. Enhancing the Care of Patients with Immune Checkpoint Inhibitor (ICI)-related Pneumonitis through the Development and Implementation of a Clinical Pathway. Oral proferred paper at the 2023 Annual Meeting of the Multinational Association of Supportive Care in Cancer, Nara, Japan, 6/2023. Support Care Cancer 31 (Suppl 1), 399 (2023). https://doi.org/10.1007/s00520-023-07786-4, 2023. e-Pub 2023.
- Manzano JM, Mohammed A, Muthu M, Edelkamp P, Ali N, Lin H, Dickson K, Kheder E, Koom-Dadzie K, Leung C, Odaro O, Rubio D, Sibille-Senechalle M, George M, D3CODE Team, Halm J. Risk Factors for Severe COVID-19 Disease and Mortality among Patients with Cancer. Oral abstract presented at the 2023 Annual Meeting of the Multinational Association of Supportive Care in Cancer, Nara, Japan, 6/2023. Support Care Cancer 31 (Suppl 1), 399 (2023). https://doi.org/10.1007/s00520-023-07786-4, 2023. e-Pub 2023.
- Brito-Dellan N, Diehl A, Manzano JM. Cancer and the Immune System: The Use of Medical Animation to Educate on Immuno-Oncology and Immune-Related Adverse Events. Oral abstract presented at the 2023 Annual Meeting of the Multinational Association of Supportive Care in Cancer, Nara, Japan, 6/2023. Support Care Cancer 31 (Suppl 1), 399 (2023). https://doi.org/10.1007/s00520-023-07786-4, 2023. e-Pub 2023.
- Abdel-Wahab N, Bulal A, Andel-Wahab R, Gonzales Z, Spilson C, Baum G, Bentebil S, Manzano JM. Unveiling immune-related adverse events and symptom burden in melanoma patients on adjuvant immune checkpoint inhibitors. Journal of ImmunoTherapy of Cancer. 2023, 11: doi:10.1136/jitc-SITC@)@#.0444, 2023. e-Pub 2023.
- Manzano JM, Franco-Vega M, Lu M, Ruiz-Ignazio J, Sahar H, Leal-Alviarez D, Altay H, Tomy S, Brito-Dellan N. Enhancing the Coordination of Care for Hospitalized Patients with Suspected Immune Checkpoint Inhibitor (ICI)-related Pneumonitis through the Development and Implementation of a Hospital-Based Clinical Care Pathway. Presented at The University of Texas Austin and MD Anderson Collaborative Research Summit, Austin, Texas, 2022. e-Pub 2022.
- Prakash R, Long J, Edelkamp P, Knafl M, Ahmed S, Khawaja F, Nastoupil L, Manzano JM, Mulanovich V, Prabhakaran S, Futreal A, Woodman S, Iyer SP. "Prediction of Mortality Following Cytokine Storm in Patients with Hematological Malignancies and COVID-19 Infections." Blood 140(Supplement 1): 10907-10908, 2022. e-Pub 2022.
- Manzano JG, Sharma, SV, Suarez-Almazor, ME, Lopez-Olivo, A. Association of Diabetes Treatment with Breast Cancer Outcomes: A Systematic Review and Meta-Analysis. 2021 Annual Meeting of the Multinational Association of Supportive Care in Cancer, 2021. e-Pub 2021.
- Manzano JG, Halm J, Muthu M. Hospitalization Characteristics and Outcomes of Patients with Cancer and COVID-19. oral proferred paper at the 2021 Annual Meeting of the Multinational Association of Supportive Care in Cancer, 2021. e-Pub 2021.
- Reddy DR, Wegner R, Crommett J, Muthu M, Kheder E, Manzano JG, Leung C, Rathi N, Gutierrez C, Manjappachar N, Cuenca J, Price K, Nates J. First-Surge COVID-19 Experience at a Comprehensive Cancer Center. Critical Care Medicine 49(1):59, 2021. e-Pub 2021.
- Sahar H, Aldrich J, Peterson C, Brito-Dellan N, Lu M, Shoukier M, Dickson K, Koom-Dadzie K, Kheder E, Franco-Vega M, Mohammed A, Muthu M, Simbaqueba C, Sibille M, Manzano JG. Immune checkpoint inhibitor (ICI)-related pneumonitis among patients with lung cancer admitted to an Oncology Hospitalist Service: Treatment patterns and hospitalization outcomes. Journal of Clinical Oncology(39,DOI: 10.1200/JCO.2021.39.15_suppl.e21054), 2021. e-Pub 2021.
- Manzano JG, Jones S, Kash B, Halm, J, Park A, Lin Y, Phillps R. Leveraging data to understand readmissions in the Texas Medical Center. Accepted for presentation at the 2019 Healthier Texas Summit, Austin, Texas, 2019. e-Pub 2019.
- Kash B, Baek J, Cheon O, Manzano JG, Jones S, Paranilam J, Phillps R. How Leading Hospitals Operationalize Evidence-based Readmission Reduction Strategies. Presented at the American Public Health Association 2018 Annual Meeting, San Diego, California, 2018. e-Pub 2018.
- Amaram-Davila J, Joby R, Neduyavalil B, Lujan S, Ait-aiss M, George M, J||B M, Halm J. Piloting discharges before 11am for hospitalized patients at a comprehensive cancer hospital. Presented at the International Forum on Quality and Safety in Health Care, Melbourne, Australia, 2018. e-Pub 2018.
- Manzano J, Lin H, Zhao H, Halm J, Suarez-Almazor M. Derivation and validation of a Cancer READmIT Score for use among hospitalized patients with solid tumors, 2018. e-Pub 2018.
- Herrera R, Manzano J. Piloting a Transition of Care Clinic on the General Internal Medicine Hospitalist Service. Presented at the 2018 Internal Medicine Research Retreat, The University of Texas MD Anderson Cancer Center, Houston, TX, 2018. e-Pub 2018.
- J M, Lin, H, Zhao H, Halm, J, Suarez-Almazor, M. Derivation and validation of a Cancer READmIT Score for use among hospitalized patients with solid tumors. Presented at the 2018 Internal Medicine Research Retreat, The University of Texas MD Anderson Cancer Center, Houston, TX, 2018. e-Pub 2018.
- Joby R, Amaram-Davila J, Neduyavalil B, Lujan S, Ait-aiss M, George M, J M, Halm J. Discharges on Genteral Internal Medicine Hospitalist Service – G22. Presented at and won 1st Place for Quality Initiatives. 2018 Division of Internal Medicine Research Retreat, The University of Texas MD Anderson Cancer Center, Houston, TX, 2018. e-Pub 2018.
- J M, Lin, H, Park, A, Liu, S, Halm, J. Evaluating the Impact of and Oncology-Hospitalist Model of Inpatient Care on Unplanned 30-day Readmissions among Patients with Lung Cancer. Journal of the National Comprehensive Cancer Network (JNCCN) Vol 15, No 5.5, May 2017. Presented at 2017 NCCN 22nd Annual Con, 2017. e-Pub 2017.
- J M, Barbo, A, Lin, H, Zhao H, Halm, J, Suarez-Almazor, M. Readmission among patients with cancer who were discharged with hospice care. Journal of Clinical Oncology 35 (suppl 8S, abstract 46), 2017. e-Pub 2017.
- Kim, M, Duan, Z, Zhao, H, Holmes, H, Manzano, J J, Giordano, SH, Suarez-Almazor, M. Anti-Dementia and Anti-Hyperlipidemic Medication Use at End of Life in Elderly Lung Cancer Patients:Analysis of SEER-Medicare Dat. Journal of Clinical Oncology 35 (suppl; abstr 10027), 2017. e-Pub 2017.
- Manzano JM, Yang M, Zhao H, Elting L, Suarez-Almazor M. 10-year Trends in Unplanned Readmission and Survival Rates among Patients with Gastrointestinal Cancer. 2016 Annual Meeting of the Multinational Association of Supportive Care in Cancer, Adelaide, Australia, 2016. e-Pub 2016.
- Manzano J, Yang M, Zhao H, Elting L, Suarez-Almazor M. Survival Outcomes of Patients with Gastrointestinal Cancer Who Experienced Unplanned Readmissions. 2016 Society of Hospital Medicine Annual Meeting, San Diego, California, 2016. e-Pub 2016.
- Dahbour, I, Abelrahim, M, Page, V, Zhou, S, Shen, C, Yennu, S, Zhao, B, Manzano, J J, George, M, Nates, J, Moss, A, Abudayyeh, A. Survival Benefits among Patients with End-Stage Renal Disease Receiving Dialysis versus No Dialysis. Journal of Clinical Oncology 34 (suppl 26S, abstract 55), 2016. e-Pub 2016.
- Dahbour, I, Abelrahim, M, Page, V, Zhou, S, Shen, C, Yennu, S, Zhao, B, Manzano, J, George, M, Nates, J, Moss, A, Abudayyeh, A. Survival Benefits among Patients with End-Stage Renal Disease Receiving Dialysis versus No Dialysis. Journal of Clinical Oncology(26s):34, 2016. e-Pub 2016.
- Manzano J, Halm J, Hiremath A, Gadiraju S, Lin H, Farroni J. Piloting a cancer readmissions reduction program in a comprehensive cancer hospital. International Forum on Quality and Safety in Health Care, 2015. e-Pub 2015.
- Manzano J, Hiremath A, Farroni J, Yang M, Zhao H, Halm J. Identifying patient factors that could impact readmissions in a comprehensive cancer center. Supportive Care Cancer, 2015. e-Pub 2015.
- Manzano J, Hiremath A, Halm J. Cancer Outcomes Augmented through Safe Transitions (CoastTm) – Piloting a Hospitalist Readmissions Reduction Program in a Comprehensive Cancer Center. Journal of Hospital Medicine 10(suppl 2), 2015. e-Pub 2015.
- Halm J, Gadiraju S, Hiremath, A, Farroni J, Manzano J. Cancer Outcomes Augmented Through Safe Transitions (COAST). Presented at the International Forum on Quality and Safety in Health Care, Paris, France,, 2014. e-Pub 2014.
- Manzano J, Luo R, Elting L, George M, Suarez-Almazor M. Unplanned 30-day Readmissions Among Patients with Gastrointestinal Cancer. Supportive Care in Cancer, 2014. e-Pub 2014.
- Gadiraju S, Manzano J. Reducing 30-day Readmission Rates on the General Internal Medicine Hospitalist Service at M.D. Anderson Cancer Center. Journal of Hospital Medicine, 2014. e-Pub 2014.
- Gadiraju S, Manzano JM. Reducing 30-day Readmission Rates on the General Internal Medicine Hospitalist Service at M.D. Anderson Cancer Center. Journal of Hospital Medicine, 9 suppl 2:214, 2014. e-Pub 2014.
- Gadiraju S, Hiremath, A, Jonsson K, Halm J, Manzano J. Reducing the Unplanned Readmission rate on the General Internal Medicine Hospitalist Service. Program/Proceedings of The University of Texas System Clinical Safety and Effectiveness Conference, Public Policy and Public Health Effect Health Care Reform, San Antonio, TX, 2013. e-Pub 2013.
- Manzano J, Luo R, Elting L, Suarez-Almazor M. Unplanned Hospitalizations Among Gastrointestinal Cancer Patients in the State of Texas. Journal of Clinical Oncology, 2013. e-Pub 2013.
- Manzano J, Luo R, Elting L, Suarez-Almazor M. Unplanned Hospitalizations Among Gastrointestinal Cancer Patients in the State of Texas. 2nd Conference on Medical Issues in Cancer Patients and Survivors, UT MD Anderson Cancer Center, Houston, TX, 2013. e-Pub 2013.
- Manzano J, Luo R, Elting L, Suarez-Almazor M. 30-day Readmission Among Gastrointestinal Cancer Patients in Texas. Journal of Clinical Oncology, 2013. e-Pub 2013.
- Chua R, Manzano J, Schiffmiller M, Poste J, Jesmajian S. Adrenal Carcinoma Presenting as Hypoglycemia: A Case Report. American College of Physicians Internal Medicine 2012, New Orleans, La,:383, 2012. e-Pub 2012.
Book Chapters
- Manzano JM. The Academic Onco-Hospitalist, In K Nguyen & J. Morris (Eds.), Oncology Hospital Medicine: A Guide for Frontline Clinicians, 2026.
Patient Reviews
CV information above last modified November 09, 2026