M79.643 (Pain in unspecified hand) is a billable ICD-10-CM medical diagnosis code in the Diseases of the musculoskeletal system and connective tissue chapter. It identifies cases of pain in unspecified hand for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Billable Code

M79.643 — Pain in unspecified hand

Chapter M00-M99: Diseases of the musculoskeletal system and connective tissue

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Related diagnoses

M79.641Pain in right handM79.642Pain in left handM79.644Pain in right finger(s)M79.645Pain in left finger(s)M79.646Pain in unspecified finger(s)

Common questions about M79.643 (Pain in unspecified hand)

What does ICD-10 code M79.643 mean?
M79.643 is the ICD-10-CM 2025 code for Pain in unspecified hand. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is M79.643 a billable diagnosis code?
Yes, M79.643 is a billable / specific ICD-10-CM code, meaning it can be used by clinicians and hospitals as a primary or secondary diagnosis on claims and electronic health records.
Which ICD-10 chapter does M79.643 belong to?
M79.643 belongs to the chapter "Diseases of the musculoskeletal system and connective tissue" (codes M00-M99). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Pain in unspecified hand?
For a plain-language explanation of Pain in unspecified hand, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Pain in unspecified hand" above to get a personalised answer.

Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗