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 Excludes1 instructions, G56.0 must not be reported 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).
Codes in This Family (35)
Official ICD-10-CM classifications in the same code family as G56.0, 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
- G56.2 — Lesion of ulnar nerve
- G56.20 — Lesion of ulnar nerve, unspecified upper limb
- G56.21 — Lesion of ulnar nerve, right upper limb
- G56.22 — Lesion of ulnar nerve, left upper limb
- G56.23 — Lesion of ulnar nerve, bilateral upper limbs
- G56.3 — Lesion of radial nerve
- G56.30 — Lesion of radial nerve, unspecified upper limb
- G56.31 — Lesion of radial nerve, right upper limb
- G56.32 — Lesion of radial nerve, left upper limb
- G56.33 — Lesion of radial nerve, bilateral upper limbs
- G56.4 — Causalgia of upper limb
- G56.40 — Causalgia of unspecified upper limb
- G56.41 — Causalgia of right upper limb
- G56.42 — Causalgia of left upper limb
- G56.43 — Causalgia of bilateral upper limbs
- G56.8 — Other specified mononeuropathies of upper limb
- G56.80 — Other specified mononeuropathies of unspecified upper limb
- G56.81 — Other specified mononeuropathies of right upper limb
- G56.82 — Other specified mononeuropathies of left upper limb
- G56.83 — Other specified mononeuropathies of bilateral upper limbs
- G56.9 — Unspecified mononeuropathy of upper limb
- G56.90 — Unspecified mononeuropathy of unspecified upper limb
- G56.91 — Unspecified mononeuropathy of right upper limb
- G56.92 — Unspecified mononeuropathy of left upper limb
- G56.93 — Unspecified mononeuropathy of bilateral upper limbs
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: