M21.92 (Unspecified acquired deformity of upper arm) is an umbrella ICD-10-CM medical diagnosis code in the Diseases of the musculoskeletal system and connective tissue chapter. It identifies cases of unspecified acquired deformity of upper arm for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

M21.92 — Unspecified acquired deformity of upper arm

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

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Sub-codes under M21.92

M21.921Unspecified acquired deformity of right upper armM21.922Unspecified acquired deformity of left upper armM21.929Unspecified acquired deformity of unspecified upper arm

Related diagnoses

M21.90Unspecified acquired deformity of unspecified limbM21.93Unspecified acquired deformity of forearmM21.94Unspecified acquired deformity of handM21.95Unspecified acquired deformity of thighM21.96Unspecified acquired deformity of lower leg

Common questions about M21.92 (Unspecified acquired deformity of upper arm)

What does ICD-10 code M21.92 mean?
M21.92 is the ICD-10-CM 2025 code for Unspecified acquired deformity of upper arm. 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 M21.92 a billable diagnosis code?
M21.92 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under M21.92. Browse the sub-codes listed on this page.
Which ICD-10 chapter does M21.92 belong to?
M21.92 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 Unspecified acquired deformity of upper arm?
For a plain-language explanation of Unspecified acquired deformity of upper arm, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Unspecified acquired deformity of upper arm" 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 ↗