M12.049 Chronic postrheumatic arthropathy [Jaccoud], unspecified hand

Billable ICD-10-CM code, FY2026.

Applies from M12 Other and unspecified arthropathy

Excludes1 (never code together)

• arthrosis (M15-M19)
• cricoarytenoid arthropathy (J38.7)

Risk adjustment (HCC)

• CMS-HCC V28: HCC 94 — Systemic Lupus Erythematosus and Other Specified Systemic Connective Tissue Disorders
• CMS-HCC V22: HCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
• RxHCC V08: HCC 83 — Rheumatoid Arthritis and Other Inflammatory Polyarthropathy
• ESRD V24: HCC 40

MS-DRG index

Defines the logic of DRG(s) 553-554 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 714.4 Chronic postrheumatic arthropathy (approximate)

Nearby codes

• M12.032 Chronic postrheumatic arthropathy [Jaccoud], left wrist
• M12.039 Chronic postrheumatic arthropathy [Jaccoud], unspecified wrist
• M12.04 Chronic postrheumatic arthropathy [Jaccoud], hand
• M12.041 Chronic postrheumatic arthropathy [Jaccoud], right hand
• M12.042 Chronic postrheumatic arthropathy [Jaccoud], left hand
• M12.049 Chronic postrheumatic arthropathy [Jaccoud], unspecified hand (this code)
• M12.05 Chronic postrheumatic arthropathy [Jaccoud], hip
• M12.051 Chronic postrheumatic arthropathy [Jaccoud], right hip
• M12.052 Chronic postrheumatic arthropathy [Jaccoud], left hip
• M12.059 Chronic postrheumatic arthropathy [Jaccoud], unspecified hip
• M12.06 Chronic postrheumatic arthropathy [Jaccoud], knee