L73.0 vs L91.0
L73.0 (Acne keloid) compared with L91.0 (Hypertrophic scar), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. L91.0 carries an Excludes2 note covering L73.0: “acne keloid (L73.0)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| L73.0Acne keloid | L91.0Hypertrophic scar | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | L00-L99 — Diseases of the Skin and Subcutaneous Tissue (L00-L99) | L00-L99 — Diseases of the Skin and Subcutaneous Tissue (L00-L99) |
| Definition | Acne keloid is a billable ICD-10-CM diagnosis code (L73.0). | Hypertrophic scar is a billable ICD-10-CM diagnosis code (L91.0). |
| Includes | — | Keloid Keloid scar |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources