Lesion of ulnar nerve, unspecified upper limb
ICD-10 Code: G56.20 · Body Part: Elbow
QME Evaluation Process
Froment's sign, finger abduction/adduction strength, hypothenar assessment, Tinel's at elbow, EMG/NCS. UE impairment per peripheral nerve tables.
Typical Impairment Rating
5-25% UE (3-15% WPI) depending on motor involvement
AMA Guides Edition
5th Edition
Common Treatments
Related Conditions
Body Part Guide
Elbow Evaluation Guide
Impairment rating methods, common conditions, and QME evaluation protocols
QME Specialties for Lesion of ulnar nerve, unspecified upper limb
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What is Lesion of ulnar nerve, unspecified upper limb (G56.20)?
Lesion of ulnar nerve, unspecified upper limb is an ICD-10 diagnosis code (G56.20) classified under Neurological conditions. It affects the Elbow and is commonly encountered in California workers' compensation claims. QME physicians evaluate this condition using AMA Guides 5th Edition protocols.
How is G56.20 rated for impairment?
The typical whole person impairment (WPI) range for Lesion of ulnar nerve, unspecified upper limb is 5-25% UE (3-15% WPI) depending on motor involvement. The exact rating depends on clinical findings, imaging, and the evaluation method (DRE or ROM) chosen by the QME physician per AMA Guides 5th Edition.
What is the QME evaluation process for G56.20?
Froment's sign, finger abduction/adduction strength, hypothenar assessment, Tinel's at elbow, EMG/NCS. UE impairment per peripheral nerve tables.
What treatments are common for Lesion of ulnar nerve, unspecified upper limb?
Common treatments for Lesion of ulnar nerve, unspecified upper limb include Ulnar nerve transposition, Cubital tunnel release, Splinting, Physical therapy. Treatment appropriateness and outcomes are considered during the QME evaluation when determining permanent and stationary status and apportionment.