G56.1 ICD-10-CM Code: Other lesions of median nerve
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.
Official Registry Overview & Definition
Other lesions of median nerve is a non-billable ICD-10-CM category code (G56.1). A more specific billable subcode must be selected for claims submission.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for G56.1 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- current traumatic nerve disorder - see nerve injury by body region
- current traumatic nerve, nerve root and plexus disorders - see Injury, nerve by body region
- neuralgia NOS (M79.2)
- neuritis NOS (M79.2)
- peripheral neuritis in pregnancy (O26.82-)
- radiculitis NOS (M54.1-)
Frequently Asked Questions (FAQ) & Clinical Guidance
Can G56.1 be billed directly?
No. G56.1 (Other lesions of median nerve) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to G56.1 in its code family, with their registry titles.
- G56.0 — Carpal tunnel syndrome
- G56.00 — Carpal tunnel syndrome, unspecified upper limb
- G56.01 — Carpal tunnel syndrome, right upper limb
- G56.02 — Carpal tunnel syndrome, left upper limb
- G56.03 — Carpal tunnel syndrome, bilateral upper limbs
- G56.10 — Other lesions of median nerve, unspecified upper limb
- G56.11 — Other lesions of median nerve, right upper limb
- G56.12 — Other lesions of median nerve, left upper limb
- G56.13 — Other lesions of median nerve, bilateral upper limbs
- G56.2 — Lesion of ulnar nerve