Exam Results
The grid below outlines the results of the CMD exam. The exam has been administered since 1988. The scaled raw cut score for passing is 600 out of a total possible of 800.
| Year | Number of Candidates |
Percent Pass |
| 1/2024 | 125 | 84% |
| 9/2023 | 100 | 81% |
| 1/2023 | 103 | 85% |
| 9/2022 | 91 | 92% |
| 1/2022 | 101 | 88% |
| 9/2021 | 100 | 84% |
| 1/2021 | 111 | 77% |
| 9/2020 | 105 | 74% |
| 1/2020 | 124 | 86% |
| 4/2019 | 174 | 83% |
| 8/2018 | 90 | 80% |
| 1/2018 | 104 | 77% |
| 8/2017 | 86 | 77% |
| 2/2017 | 126 | 72% |
| 8/2016 | 174 | 70% |
| 1/2016 | 135 | 77% |
| 8/2015 | 118 | 77% |
| 2/2015 | 132 | 67% |
| 8/2014 | 167 | 48% |
| 1/2014 | 154 | 59% |
Evolution of The CMD Exam
2012 – Three routes to eligibility, (1) Graduation from Joint Review Committee on Education in Radiation Technology (JRCERT) Accredited program, (2) BS Degree or American Registry of Radiologic Technologist Certified, 12 Continuing Education Credits in Medical Dosimetry and 24 months validated on the job experience, (3) or Associates Degree, 12 Continuing Education Credits, 36 months validated on the job experience.
2013 – Two routes to eligibility (1) Graduation from Joint Review Committee on Education in Radiation Technology (JRCERT) Accredited program, (2) Bachelor’s Degree in any field or American Registry of Radiologic Technologist Certified, 24 Continuing Education Credits in Medical Dosimetry and 36 months validated on the job experience.
2015 - Route 1 and Route 2 candidates will be required to have a minimum of a Bachelor’s Degree. ARRT registry will no longer be accepted as eligibility criteria for the educational requirement.
2017 - One standard for all US applicants. Candidates will be required to have a Bachelor's Degree and have graduated from a formal Dosimetry program accredited by the JRCERT. Applicants practicing outside the US are eligible to submit an International application.
2020 - Performance Based Testing (PBT) items were introduced into the exam utilizing a third-party platform. The items performed well and were well-received by exam candidates.