M67.369 Transient synovitis, unspecified knee

Billable ICD-10-CM code, FY2026.

Applies from M67 Other disorders of synovium and tendon

Excludes1 (never code together)

• palmar fascial fibromatosis [Dupuytren] (M72.0)
• tendinitis NOS (M77.9-)
• xanthomatosis localized to tendons (E78.2)

Applies from M67.3 Transient synovitis

Applicable to

• Toxic synovitis

Excludes1 (never code together)

• palindromic rheumatism (M12.3-)

MS-DRG index

Defines the logic of DRG(s) 557-558 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 727.09 Other synovitis and tenosynovitis (approximate)

Nearby codes

• M67.352 Transient synovitis, left hip
• M67.359 Transient synovitis, unspecified hip
• M67.36 Transient synovitis, knee
• M67.361 Transient synovitis, right knee
• M67.362 Transient synovitis, left knee
• M67.369 Transient synovitis, unspecified knee (this code)
• M67.37 Transient synovitis, ankle and foot
• M67.371 Transient synovitis, right ankle and foot
• M67.372 Transient synovitis, left ankle and foot
• M67.379 Transient synovitis, unspecified ankle and foot
• M67.38 Transient synovitis, other site