Current
M18 — Osteoarthritis of first carpometacarpal joint
Part of Chapter 13: Diseases of the musculoskeletal system and connective tissue , block Osteoarthritis (M15-M19) .
Child Codes
- M18.0 Bilateral primary osteoarthritis of first carpometacarpal joints Billable
- M18.1 Unilateral primary osteoarthritis of first carpometacarpal joint Has subcodes
- M18.2 Bilateral post-traumatic osteoarthritis of first carpometacarpal joints Billable
- M18.3 Unilateral post-traumatic osteoarthritis of first carpometacarpal joint Has subcodes
- M18.4 Other bilateral secondary osteoarthritis of first carpometacarpal joints Billable
- M18.5 Other unilateral secondary osteoarthritis of first carpometacarpal joint Has subcodes
- M18.9 Osteoarthritis of first carpometacarpal joint, unspecified Billable
FY 2027 effective October 1, 2026 · CDC NCHS and CMS