G56.9 Unspecified mononeuropathy of upper limb
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The ICD-10-CM code for Unspecified mononeuropathy of upper limb is G56.9 (FY2026). It is a non-billable category code — select a more specific code below for claims.
Classification
- Section
- G50-G59: Nerve, nerve root and plexus disorders (G50-G59)
- Category G56
- 36 codes (28 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to G56.9:
- Paralysis, paralytic (complete) (incomplete) › musculocutaneous nerve
- Paralysis, paralytic (complete) (incomplete) › musculospiral
- Paralysis, paralytic (complete) (incomplete) › finger
- Mononeuropathy › upper limb
- Neuropathy, neuropathic › arm
- Neuropathy, neuropathic › axillary
- Paralysis, paralytic (complete) (incomplete) › shoulder
- Mononeuritis › upper limb
Official Coding Guidelines
Dominant/nondominant side (TOC entry)a. Dominant/nondominant side ................................................................................................. 45
Pain - Category G89 (TOC entry)b. Pain - Category G89.............................................................................................................. 45
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026
References
Cite This Page
Reference G56.9 with the canonical source and edition:
G56.9 — Unspecified mononeuropathy of upper limb. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/G56.9
Canonical URL: https://icd10codingpro.com/codes/G56.9