CPT procedure code
CPT 45378: Colonoscopy, diagnostic
Procedure code with common scenarios, denial patterns, and appeal guidance.
Code
45378
Category
surgery
Common scenarios
- Diagnostic colonoscopy
Common denial patterns
- Screening recoded as diagnostic when polyp found — ACA §2713 protects screening status
Frequently asked questions
What is CPT 45378?
Colonoscopy, diagnostic
When is it typically billed?
Diagnostic colonoscopy.
What are common denial reasons?
Screening recoded as diagnostic when polyp found — ACA §2713 protects screening status.
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