G90.51 (Complex regional pain syndrome I of upper limb) is an umbrella ICD-10-CM medical diagnosis code in the Diseases of the nervous system chapter. It identifies cases of complex regional pain syndrome i of upper limb for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

G90.51 — Complex regional pain syndrome I of upper limb

Chapter G00-G99: Diseases of the nervous system

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Sub-codes under G90.51

G90.511Complex regional pain syndrome I of right upper limbG90.512Complex regional pain syndrome I of left upper limbG90.513Complex regional pain syndrome I of upper limb, bilateralG90.519Complex regional pain syndrome I of unspecified upper limb

Related diagnoses

G90.50Complex regional pain syndrome I, unspecifiedG90.52Complex regional pain syndrome I of lower limbG90.59Complex regional pain syndrome I of other specified site

Common questions about G90.51 (Complex regional pain syndrome I of upper limb)

What does ICD-10 code G90.51 mean?
G90.51 is the ICD-10-CM 2025 code for Complex regional pain syndrome I of upper limb. 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 G90.51 a billable diagnosis code?
G90.51 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under G90.51. Browse the sub-codes listed on this page.
Which ICD-10 chapter does G90.51 belong to?
G90.51 belongs to the chapter "Diseases of the nervous system" (codes G00-G99). 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 Complex regional pain syndrome I of upper limb?
For a plain-language explanation of Complex regional pain syndrome I of upper limb, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Complex regional pain syndrome I of upper limb" 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 ↗