R91.8
R91.8: Other nonspecific abnormal finding of lung field
Billable / specific codeICD-10-CM
R91.8 is a billable, specific ICD-10-CM code for other nonspecific abnormal finding of lung field. It is valid for submission on a claim.
Check R91.8 with the rest of the claim: free scrubberInclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Lung mass NOS found on diagnostic imaging of lung
- Pulmonary infiltrate NOS
- Shadow, lung
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
R91.8 is named in 11 Medicare coverage policies: 11 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
- A56612Billing and Coding: CT of the Head
- A56717Billing and Coding: Respiratory Therapy (Respiratory Care)
- A56929Billing and Coding: BDX-XL2
Alphabetic index entries that lead here
- Shadow, lung
- Infiltrate, infiltration›lung
- Infiltrate, infiltration›on chest x-ray
- Infiltrate, infiltration›pulmonary
- Mass›lung
- Abnormal, abnormality, abnormalities›diagnostic imaging›lung(field)
- Nodule, nodular›lung, solitary›multiple
- Nodule, nodular›solitary, lung›multiple
Code history
Unchanged in every release from FY2024 to FY2027.