MRO Study Guide 2026
Everything you need to pass the MRO exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 MRO Exam Format at a Glance
📚 MRO Topics to Study (15)
✍️ Sample MRO Questions & Answers
1. Which of the following best describes the MRO's obligation regarding confidentiality during the donor interview process?
The MRO must maintain confidentiality throughout the interview process, disclosing only the verified result and required information to authorized parties as specified by 49 CFR Part 40.
2. What documentation practice is considered essential in Source Selection & Evaluation within the Medical Review Officer field?
Real-time or near-real-time documentation in Source Selection & Evaluation ensures accuracy, provides a contemporaneous record, and is considered the gold standard for professional accountability and legal defensibility.
3. Under DOT regulations, which of the following accurately describes how the MRO must handle a situation where a donor's prescription is valid but issued by a physician outside the United States?
The MRO applies the same verification criteria to foreign prescriptions as domestic ones, assessing legitimacy, prescriber credentials, and whether the medication explains the positive result at the detected concentration.
4. What documentation practice is considered essential in Small Business Programs within the Medical Review Officer field?
Real-time or near-real-time documentation in Small Business Programs ensures accuracy, provides a contemporaneous record, and is considered the gold standard for professional accountability and legal defensibility.
5. During verification of a positive opiate result, the donor reveals a valid prescription for oxycodone for chronic pain. What additional determination must the MRO make?
The MRO must verify not only that the prescription is valid but also whether the treating physician has cleared the employee to safely perform safety-sensitive functions while on the medication.
6. In Contract Closeout Procedures, what is the FIRST step a MRO professional should take when encountering a new case or situation?
In Contract Closeout Procedures, a thorough initial assessment ensures all relevant factors are identified before deciding on an appropriate course of action. This systematic approach is fundamental to Medical Review Officer practice.