ICD-10/G56.0

G56.0 ICD 2026 Code: Carpal tunnel syndrome

G56.0 is the authoritative medical code for Carpal tunnel syndrome. This classification is used in medical billing and clinical recording to specify the clinical criteria for carpal tunnel syndrome (ICD-10-CM G56.0), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Carpal tunnel syndrome is a non-billable ICD-10-CM category code G56.0. A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): 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-.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for G56.0 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 G56.0 be billed directly?

No. G56.0 (Carpal tunnel syndrome) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

What can't be coded together with G56.0?

Per official ICD-10-CM Excludes1 instructions, G56.0 must not be reported together with: 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).

Nearest Codes in This Family

Official ICD-10-CM classifications closest to G56.0 in its code family, with their registry titles.

  • G56 — Mononeuropathies of upper limb
  • 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
  • G56.1 — Other lesions of median nerve
  • 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

View all 35 codes in the G56 family