R74.9
R74.9: Abnormal serum enzyme level, unspecified
Billable / specific codeICD-10-CM
R74.9 is a billable, specific ICD-10-CM code for abnormal serum enzyme level, unspecified. It is valid for submission on a claim.
Check R74.9 with the rest of the claim: free scrubberRisk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
R74.9 is named in 3 Medicare coverage policies: 3 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A56421Billing and Coding: CT of the Abdomen and Pelvis
- A56767Billing and Coding: Heavy Metal Testing
- A57063Billing and Coding: Diagnostic and Therapeutic Esophagogastroduodenoscopy
Alphabetic index entries that lead here
- Abnormal, abnormality, abnormalities›serum level›enzymes
Code history
Unchanged in every release from FY2024 to FY2027.