RCC Study Guide 2026
Everything you need to pass the RCC 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.
📋 RCC Exam Format at a Glance
📚 RCC Topics to Study (22)
✍️ Sample RCC Questions & Answers
1. Which radiopharmaceutical is most commonly used in thyroid uptake and scan studies?
Iodine-131 is used for thyroid uptake, scan, and therapeutic ablation due to selective thyroid uptake.
2. A radiology claim denied as 'not medically necessary' should be appealed to which first level under Medicare?
The first level of Medicare appeal is Redetermination, filed with the Medicare Administrative Contractor (MAC).
3. What is 'upcoding' in the context of radiology billing compliance?
Upcoding is a fraudulent practice of reporting higher-paying codes than the documentation supports.
4. What ICD-10-CM code is used for a screening mammogram encounter?
ICD-10-CM Z12.31 designates an encounter for screening mammogram for malignant neoplasm of breast.
5. What does the modifier -TC indicate in radiology coding?
The modifier -TC in radiology coding stands for the technical component. This component covers the costs associated with the equipment, supplies, facility, and the technologist's services involved in performing the diagnostic imaging procedure. It is used when the technical aspect of a radiology service is billed separately from the professional interpretation.
6. A chest X-ray is ordered for cough. The report shows pneumonia. Which diagnosis code is reported for radiology billing?
When a definitive diagnosis is established from imaging, code the confirmed diagnosis rather than the symptom.