Current
M65 — Synovitis and tenosynovitis
Part of Chapter 13: Diseases of the musculoskeletal system and connective tissue , block Disorders of synovium and tendon (M65-M67) .
Official Notes
Child Codes
- M65.0 Abscess of tendon sheath Has subcodes
- M65.1 Other infective (teno)synovitis Has subcodes
- M65.2 Calcific tendinitis Has subcodes
- M65.3 Trigger finger Has subcodes
- M65.4 Radial styloid tenosynovitis [de Quervain] Billable
- M65.8 Other synovitis and tenosynovitis Has subcodes
- M65.9 Synovitis and tenosynovitis, unspecified Has subcodes
FY 2027 effective October 1, 2026 · CDC NCHS and CMS