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M19.042

✓ Billable

Primary osteoarthritis, left hand

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

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⚠️ Excludes2

inherited from M19.04

Rules from parent category M19.04: Primary osteoarthritis, hand

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

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Code Information

CodeM19.042
BillableYes
ParentM19.04
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes10 rule(s)
Excludes21 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)