MCMedicalCodingSoftware
M08.2

M08.2: Juvenile rheumatoid arthritis with systemic onset

Non-billable headerICD-10-CM

M08.2 is a non-billable header ICD-10-CM code for juvenile rheumatoid arthritis with systemic onset. It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • adult-onset Still's disease (M06.1-)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Still's disease NOS

Excludes1 inherited from the categories above M08.2

A category’s note binds every code beneath it.

Written on M08: Juvenile arthritis

  • arthropathy in Whipple's disease (M14.8)
  • Felty's syndrome (M05.0)
  • juvenile dermatomyositis (M33.0-)
  • psoriatic juvenile arthropathy (L40.54)

Other codes that can never be billed with M08.2

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • M06.1Adult-onset Still's disease
  • M05Rheumatoid arthritis with rheumatoid factor

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead M08.2

11 child codes. Green means billable.

Other codes under M08

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.