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ICD-10-CM 2027

ICD-10 code for hand joint osteoarthritis

M19.04

Primary osteoarthritis, hand

Header — needs a more specific code

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

About coding hand joint osteoarthritis

The ICD-10-CM code for hand joint osteoarthritis is M19.04 (Primary osteoarthritis, hand). The official index lists 4 more specific codes, so check the documentation for details such as type, cause, site or severity before settling on M19.04.

Within M19.0 (primary osteoarthritis of other joints), M19.04 is specifically for primary osteoarthritis, hand. Related codes cover osteoarthritis, shoulder (M19.01), osteoarthritis, elbow (M19.02), osteoarthritis, wrist (M19.03), osteoarthritis ankle and foot (M19.07) and osteoarthritis, other specified site (M19.09).

To report this condition, pick the subcode that matches the documentation: M19.041 (hand), M19.042 (hand) and M19.049 (hand).

The conditions in its Excludes2 note aren't part of M19.04, but may be coded alongside it if the patient has both: primary osteoarthritis of first carpometacarpal joint (M18.0-, M18.1-).

More specific hand joint osteoarthritis codes (official index)

  • first carpometacarpal joint M18.9 — Osteoarthritis of first carpometacarpal joint, unspecified
  • post-traumatic
  • primary
  • secondary
  • post-traumatic M19.14 — Post-traumatic osteoarthritis, hand
  • primary M19.04 — Primary osteoarthritis, hand
  • secondary M19.24 — Secondary osteoarthritis, hand

Common questions about hand joint osteoarthritis ICD-10 codes

What is the ICD-10 code for hand joint osteoarthritis?

M19.04 — Primary osteoarthritis, hand (a header code; report a more specific subcode). More specific codes apply when the documentation supports them: M18.9, M19.14, M19.04, M19.24.

What is the ICD-10 code for first carpometacarpal joint hand joint osteoarthritis?

M18.9 — Osteoarthritis of first carpometacarpal joint, unspecified.

What is the ICD-10 code for post-traumatic hand joint osteoarthritis?

M19.14 — Post-traumatic osteoarthritis, hand (header code; choose a more specific subcode).

What is the ICD-10 code for primary hand joint osteoarthritis?

M19.04 — Primary osteoarthritis, hand (header code; choose a more specific subcode).

What is the ICD-10 code for secondary hand joint osteoarthritis?

M19.24 — Secondary osteoarthritis, hand (header code; choose a more specific subcode).

Is M19.04 billable?

No. M19.04 is a header code. Report one of its more specific subcodes instead.