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ICD-10-CM 2027

ICD-10 code for interphalangeal osteoarthritis

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Osteoarthritis › interphalangeal”. Page updated September 29, 2026.

About coding interphalangeal osteoarthritis

The official ICD-10-CM index doesn't give a single default code for interphalangeal osteoarthritis; the code depends on the details below.

More specific interphalangeal osteoarthritis codes (official index)

  • distal (Heberden) M15.1 — Heberden's nodes (with arthropathy)
  • proximal (Bouchard) M15.2 — Bouchard's nodes (with arthropathy)

Common questions about interphalangeal osteoarthritis ICD-10 codes

What is the ICD-10 code for distal interphalangeal osteoarthritis?

M15.1 — Heberden's nodes (with arthropathy).

What is the ICD-10 code for proximal interphalangeal osteoarthritis?

M15.2 — Bouchard's nodes (with arthropathy).