M06.0A Rheumatoid arthritis without rheumatoid factor, other specified site

Billable ICD-10-CM code, FY2026.

Risk adjustment (HCC)

• CMS-HCC V28: HCC 93 — Rheumatoid Arthritis and Other Specified Inflammatory Rheumatic 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) 545-547 in MDC 08.

Diagnosis Index entries for M06.0A

• Arthritis, arthritic (acute) (chronic) (nonpyogenic) (subacute) › rheumatoid › seronegative › specified site NEC

Nearby codes

• M06.071 Rheumatoid arthritis without rheumatoid factor, right ankle and foot
• M06.072 Rheumatoid arthritis without rheumatoid factor, left ankle and foot
• M06.079 Rheumatoid arthritis without rheumatoid factor, unspecified ankle and foot
• M06.08 Rheumatoid arthritis without rheumatoid factor, vertebrae
• M06.09 Rheumatoid arthritis without rheumatoid factor, multiple sites
• M06.0A Rheumatoid arthritis without rheumatoid factor, other specified site (this code)
• M06.1 Adult-onset Still's disease
• M06.2 Rheumatoid bursitis
• M06.20 Rheumatoid bursitis, unspecified site
• M06.21 Rheumatoid bursitis, shoulder
• M06.211 Rheumatoid bursitis, right shoulder