S56.491 (Inj extensor musc/fasc/tend r idx fngr at forearm level) is an umbrella ICD-10-CM medical diagnosis code in the Injury, poisoning and certain other consequences of external causes chapter. Other injury of extensor muscle, fascia and tendon of right index finger at forearm level

ICD-10-CM · Category

S56.491 — Inj extensor musc/fasc/tend r idx fngr at forearm level

Other injury of extensor muscle, fascia and tendon of right index finger at forearm level

Chapter S00-T88: Injury, poisoning and certain other consequences of external causes

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Sub-codes under S56.491

S56.491AInj extensor musc/fasc/tend r idx fngr at forarm lv, initS56.491DInj extensor musc/fasc/tend r idx fngr at forarm lv, subsS56.491SInj extensor musc/fasc/tend r idx fngr at forarm lv, sequela

Related diagnoses

S56.492Inj extensor musc/fasc/tend l idx fngr at forearm levelS56.493Inj extensor musc/fasc/tend r mid finger at forearm levelS56.494Inj extensor musc/fasc/tend l mid finger at forearm levelS56.495Inj extensor musc/fasc/tend r rng fngr at forearm levelS56.496Inj extensor musc/fasc/tend l rng fngr at forearm levelS56.497Inj extensor musc/fasc/tend r little finger at forearm levelS56.498Inj extensor musc/fasc/tend l little finger at forearm levelS56.499Inj extensor musc/fasc/tend unsp finger at forearm level

Common questions about S56.491 (Inj extensor musc/fasc/tend r idx fngr at forearm level)

What does ICD-10 code S56.491 mean?
S56.491 is the ICD-10-CM 2025 code for Inj extensor musc/fasc/tend r idx fngr at forearm level. Other injury of extensor muscle, fascia and tendon of right index finger at forearm level. 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 S56.491 a billable diagnosis code?
S56.491 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under S56.491. Browse the sub-codes listed on this page.
Which ICD-10 chapter does S56.491 belong to?
S56.491 belongs to the chapter "Injury, poisoning and certain other consequences of external causes" (codes S00-T88). 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 Inj extensor musc/fasc/tend r idx fngr at forearm level?
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Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗