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M08.21

⚠ Non-billable (Header)

Juvenile rheumatoid arthritis with systemic onset, shoulder

Diseases of the musculoskeletal system and connective tissue (M00-M99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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❌ Excludes1

inherited from M08.2

Rules from parent category M08.2: Juvenile rheumatoid arthritis with systemic onset

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

Child Codes (3)

M08.211Juvenile rheumatoid arthritis with systemic onset, right shoulderM08.212Juvenile rheumatoid arthritis with systemic onset, left shoulderM08.219Juvenile rheumatoid arthritis with systemic onset, unspecified shoulder

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Code Information

CodeM08.21
BillableNo — Header code
ParentM08.2
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes11 rule(s)
Excludes20 note(s)
Child codes3

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)