L91.8 ICD-10-CM Code: Other hypertrophic disorders of the skin
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Inpatient Payment Groups (MS-DRG)
MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v43.0 (FY2026), Appendix B.
- MS-DRG 606 — MINOR SKIN DISORDERS WITH MCC (MDC 09)
- MS-DRG 607 — MINOR SKIN DISORDERS WITHOUT MCC (MDC 09)
A diagnosis appearing in a group's logic does not by itself determine the DRG assigned to a stay; the grouper uses the full claim.
Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.
Official Registry Overview & Definition
Other hypertrophic disorders of the skin is a billable ICD-10-CM diagnosis code (L91.8).
Nearest Codes in This Family
Official ICD-10-CM classifications closest to L91.8 in its code family, with their registry titles.
Indexed Clinical Terms (5)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Cutis, verticis gyrata, acquired
- Disorder (of), skin, hypertrophic, specified NEC
- Hypertrophy, hypertrophic, skin, specified NEC
- Tag (hypertrophied skin) (infected)
- Tag (hypertrophied skin) (infected), skin