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      Jared D Ohrt Image

      Jared D Ohrt, M.S.

      Department of Radiation Physics, Division of Radiation Oncology - Clinical

      Present Title & Affiliation

      Primary Appointment

      Senior Medical Physicist, Radiation Physics - Pt Care, The University of Texas MD Anderson Cancer Center, Houston, Texas

      Medical Physicist, Radiation Physics - Pt Care, The University of Texas MD Anderson Cancer Center, Houston, Texas

      Junior Medical Physicist, Radiation Physics - Pt Care, The University of Texas MD Anderson Cancer Center, Houston, Texas

      Education & Training

      Degree-Granting Education

      2012University of Texas Graduate School of Biomedical Sciences, Houston, Texas, US, Medical Physics, M.S
      2004University of Texas at Austin, Austin, Texas, US, Physics, B.S

      Licenses & Certifications

      2018Medical Physicist License, Therapeutic Medical Physics, Texas Medical Board
      2018D.A.B.R. Therapeutic Medical Physics, American Board of Radiology

      Experience & Service

      Faculty Academic Appointments

      Medical Physicist, Radiation Physics - Patient Care, The University of Texas MD Anderson Cancer Center, Houston, TX, 2018 - 2024

      Junior Medical Physicist, Radiation Physics - Patient Care, The University of Texas MD Anderson Cancer Center, Houston, TX, 2013 - 2018

      Professional Memberships

      American Association of Physicists in Medicine Southwest Chapter

      2008 - Present

      American Association of Physicists in Medicine

      2007 - Present

      Selected Presentations & Talks

      Local Presentations

      1. 2016. A Tool for Plan QA. Conference. Philips Healthcare. Houston, TX, US.
      2. 2012. Introduction to Treatment Planning, lecture to Radiation Therapy Students. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      3. 2009. Linear Accelerator Acceptance Testing, Commissioning, and Quality Assurance. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      4. 2008. Linear Accelerator Acceptance Testing, Commissioning, and Quality Assurance. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      5. 2007. Linear Accelerator Acceptance Testing, Commissioning, and Quality Assurance. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      6. 2007. Quality Assurance in Radiation Therapy, parts 1 and 2. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      7. 2006. Quality Assurance in Radiation Therapy, parts 1 and 2. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.
      8. 2006. Quality Assurance in Radiation Therapy, parts 1 and 2. Conference. The University of Texas MD Anderson Cancer Center. Houston, TX, US.

      Regional Presentations

      1. 2016. A tool for Plan QA. Conference. Philips Healthcare. Dana Point, CA, US.
      2. 2012. IMRT QA Using R&V Data, Treatment Records, and a Second Treatment Planning System. Conference. AAPM Annual Meeting Short Oral presentation, US.

      International Presentations

      1. 2025. Managing a Treatment Planning System in a Large Institution. Invited. Consultancy Meeting to Update the Technical Reports Series No. 430 "Commissioning and Quality Assurance of Computerized Planning Systems for Radiation Treatment of Cancer". Vienna, AT.
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      Selected Publications

      Peer-Reviewed Articles

      1. Gao, S, Cibrian, A, Ohrt, JD, Balter, PA. Detection of the Linac Jaw face angle misalignment using high energy electron beam symmetry. Journal of applied clinical medical physics 26(12), 2025. e-Pub 2025. PMID: 41373064.
      2. Geurts MW, Jacqmin DJ, Jones LE, Kry SF, Mihailidis DN, Ohrt JD, Ritter T, Smilowitz JB, Wingreen NE. AAPM MEDICAL PHYSICS PRACTICE GUIDELINE 5.b: Commissioning and QA of treatment planning dose calculations-Megavoltage photon and electron beams. J Appl Clin Med Phys 23(9):e13641, 2022. e-Pub 2022. PMID: 35950259.
      3. Gao S, Muruganandham M, Du W, Ohrt J, Kudchadker RJ, Balter PA. Adding customized electron energy beams to TrueBeam linear accelerators. J Appl Clin Med Phys 23(7):e13633, 2022. e-Pub 2022. PMID: 35533212.
      4. Frigo SP, Ohrt J, Suh Y, Balter P. Interinstitutional beam model portability study in a mixed vendor environment. J Appl Clin Med Phys 22(12):37-50, 2021. e-Pub 2021. PMID: 34643323.
      5. Stecklein SR, Taniguchi CM, Melancon AD, Lombe D, Lishimpi K, Banda L, Mwaba C, Pupwe G, Mwale M, Munkupa H, Kanduza M, Mule B, Mwale A, Court L, Ohrt JD, Kupferman ME, Jhingran A, Msadabwe-Chikuni SC. Radiation Sciences Education in Africa: An Assessment of Current Training Practices and Evaluation of a High-Yield Course in Radiation Biology and Radiation Physics. JCO Glob Oncol 6:1631-1638, 2020. e-Pub 2020. PMID: 33108232.
      6. Wang J, Rubinstein A, Ohrt J, Ibbott G, Wen Z. TH-CD-BRA-04: Effect of a Strong Magnetic Field On TLDs, OSLDs, and Gafchromic Films Using An Electromagnet. Med Phys 43(6):3873-3874, 2016. e-Pub 2016. PMID: 28046420.
      7. Kantor M, Balter P, Ohrt J. SU-E-T-95: Delivery Time Estimator. Med Phys 41(6):244, 2014. e-Pub 2014. PMID: 28037536.
      8. Yom SS, Frija EK, Mahajan A, Chang E, Klein K, Shiu A, Ohrt J, Woo S. Field-in-field technique with intrafractionally modulated junction shifts for craniospinal irradiation. Int J Radiat Oncol Biol Phys 69(4):1193-8, 2007. e-Pub 2007. PMID: 17967308.

      Other Articles

      1. Ohrt J, Balter P, Gillin M, Court L, Rosen I, Johnson V Comprehensive Calculation-Based IMRT QA Using R&V Data, Treatment Records and a Second Treatment Planning System. UT GSBS Dissertations and Theses (Open Access), 2012.

      Abstracts

      1. Lim TY, Wu S, Fang P, Dabaja B, Ohrt J, Gunther J, Pinnix C, Rougeau T, Sobremonte A, Wang C, Netherton T, Champlin R, Reisner Y, Shpall E, Wang X. PD-0973 Clinical Implementation of VMAT for Total Marrow Irradiation using Raystation. Radiotherapy and Oncology 182(2):S820-S822, 2023. e-Pub 2023.
      2. McCulloch MM, Cazoulat G, Anderson BM, Kirimli E, Rigaud B, Gryshkevych S, Svensson S, Ohrt AN, Ohrt J, Chopra N, Mathew R, Zaid M, Elganainy D, Balter P, Koay EJ, Brock KK. Improving GI Toxicity Models Through Deep Learning-Based Segmentation and Biomechanical Model-Based Dose Accumulation. International Journal of Radiation Oncology*Biology*Physics 111(3):S45-S46, 2021. e-Pub 2021.
      3. McCulloch MM, Cazoulat G, Anderson BM, Rigaud B, Svensson S, Gryshkevych S, Ohrt AN, Ohrt J, Kirimli E, Zaid M, Elganainy D, Balter P, Koay EJ, Brock KK. Optimization of Normal Liver Radiation Avoidance to Promote Liver Preservation. International Journal of Radiation Oncology*Biology*Physics 108(3):S95-S96, 2020. e-Pub 2020.
      4. Taniguchi CM, Jhingran A, Stecklein SR, Melancon A, Court L, Ohrt J, Kupferman ME, Citonje Msadabwe AS. A pilot course of intensive training in radiation biology and physics for oncologists in sub-Saharan Africa. Journal of Global Oncology, 2019. e-Pub 2019.
      5. Balter P, Ohrt J, Lii MJ, Suh Y, Skinner HD, Rosenthal DI, Gillin MT. Unexpected Differences Between 2 Commercial TPS Systems for VMAT/IMRT. International Journal of Radiation Oncology*Biology*Physics 102(3):e525-e526, 2018. e-Pub 2018.
      6. Xue J, Park J, Kim L, Balter P, Ohrt J, Kirsner S, Wang C, Ibbott G. Validation of Treatment Planning Dose Calculations: Experience Working with MPPG 5.a., AAPM 2016 Washington, DC. Med Phys 43(6):3744, 2016. e-Pub 2016. PMID: 28047973.
      7. Wang J, Rubinstein A, Ohrt J, Ibbott G, Wen Z. Validation of Treatment Planning Dose Effect of a Strong Magnetic Field on TLDs, OSLDs, and Gafchromic Films Using An Electromagnet, AAPM 2016 Washington, DC. Med Phys 43(6):3873-3874, 2016. e-Pub 2016. PMID: 28046420.
      8. Nelson C, Ohrt J, Mason B, Kirsner S. Evaluation of Ion Chamber/film and Log File Based QA to Detect Delivery Errors, AAPM 2015 Anaheim, California. Med Phys 42:3424, 2015. e-Pub 2015.
      9. Kantor, M, Balter P, Ohrt J. Delivery Time Estimator, AAPM 2014 Austin, Texas. Med Phys 41(6):244-244, 2014. e-Pub 2014.
      10. Ohrt, J, Balter, P, Court L, Gillin M. IMRT QA Using R&V Data, Treatment Records and a Second Treatment Planning System, AAPM 2012 Charlotte, North Carolina. Med Phys 39(6):3598-3599, 2012. e-Pub 2012.
      11. Balter P, Ohrt J, Court L, Gillin M. Comprehensive Calculative Based IMRT QA. Radiother Oncol 103:S98, 2012. e-Pub 2012.
      12. Gao S, Balter P, Pollard J. Evaluation of a Commercial QA Device for Daily Output Check for a Large Multi-LINAC Institution, AAPM 2011 Vancouver, Canada. Med Phys 38:3530, 2011. e-Pub 2011.
      13. Gao S, Balter P, Ohrt J, Pollard J, Chung H. Quality Assurance of Enhanced Dynamic Wedge Profiles Using I'mRT MatriXX, AAPM 2011 Vancouver, Canada. Med Phys 38(6):3527, 2011. e-Pub 2011.
      14. Vicic M, Ohrt J, Laneave S, Tailor R, Prado K. Quantitative Determination of the Alignment of Accelerator Light and Radiation Fields Using Optical Methods, AAPM 2009 Anaheim, California. Med Phys 36(6), 2009. e-Pub 2009.

      Book Chapters

      1. Bronk, Julianna, Balter, Peter, Ohrt Jared. Clinical Setup. In: Pocket Radiation Oncology. 2nd ed. Lippincott Williams & Wilkins, 2024.
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      Patient Reviews


      CV information above last modified August 19, 2026

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