G56.0
Non-Billable

Carpal tunnel syndrome

Non-Billable / Non-Specific Code

What is Carpal tunnel syndrome?

ICD-10-CM G56.0 is the diagnosis code for Carpal tunnel syndrome. This code falls under the section "Nerve, nerve root and plexus disorders" within Chapter 6 — Diseases of the nervous system (G00-G99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for G56.0

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where G56.0 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 4 entries
G56.00Carpal tunnel syndrome, unspecified upper limbBillableG56.01Carpal tunnel syndrome, right upper limbBillableG56.02Carpal tunnel syndrome, left upper limbBillableG56.03Carpal tunnel syndrome, bilateral upper limbsBillable
Related Codes

Frequently Asked Questions

Is G56.0 a billable ICD-10-CM code?

No, G56.0 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does G56.0 mean?

G56.0 is the ICD-10-CM diagnosis code for "Carpal tunnel syndrome". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of G56.0?

The parent code of G56.0 is G56 ("Mononeuropathies of upper limb"). G56.0 provides a more specific classification within this category.

What section is G56.0 in?

G56.0 is located in Section G50-G59 — "Nerve, nerve root and plexus disorders" within Chapter 6 of the ICD-10-CM Tabular List.

What are the sub-codes of G56.0?

G56.0 has 4 sub-code(s) that provide more specific detail: G56.00, G56.01, G56.02, G56.03.

When should I use G56.0?

Use G56.0 when the patients documented diagnosis matches "Carpal tunnel syndrome" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Carpal tunnel syndrome?

The ICD-10-CM code for Carpal tunnel syndrome is G56.0.

Can G56.0 be used for primary diagnosis?

No, G56.0 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is G56.0 in?

G56.0 is in Chapter 6 of the ICD-10-CM Tabular List.

Is G56.0 valid for 2026?

Yes, G56.0 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousG56Mononeuropathies of upper limbNext →G56.00Carpal tunnel syndrome, unspecified upper limb
Code Details
G56.0
Carpal tunnel syndrome
Non-Billable / Non-Specific Code
6 — Diseases of the nervous system (G00-G99)
G50-G59 — Nerve, nerve root and plexus disorders
2026 ICD-10-CM