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M19.04

⚠ Non-billable (Header)

Primary osteoarthritis, hand

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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⚠️ Excludes2

direct

May be coded together if both conditions coexist

  • • primary osteoarthritis of first carpometacarpal joint (M18.0-, M18.1-)

Child Codes (3)

M19.041Primary osteoarthritis, right handM19.042Primary osteoarthritis, left handM19.049Primary osteoarthritis, unspecified hand

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Code Information

CodeM19.04
BillableNo — Header code
ParentM19.0
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes10 rule(s)
Excludes21 note(s)
Child codes3

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)