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ICD-10-CM · FY2026 · Hand and Wrist
G56.01

Carpal tunnel syndrome, right upper limb

Billable FY2026 ICD-10-CM diagnosis code, hand and wrist region. What it covers, how to bill it cleanly, and what these patients sound like when they call.

What G56.01 covers

Carpal tunnel syndrome of the right upper limb: median-nerve compression at the wrist, the highest-volume diagnosis in hand surgery. The G56.0- family carries laterality (G56.01 right, G56.02 left, G56.03 bilateral).

Related codes in this family

CodeDescription
G56.00Carpal tunnel syndrome, unspecified upper limb
G56.02Carpal tunnel syndrome, left upper limb
G56.03Carpal tunnel syndrome, bilateral upper limbs
Codes and descriptions are from the official FY2026 ICD-10-CM files (public-domain CMS data). Coding decisions belong to your documentation and your coder; this page is reference context, not coding or billing advice. Denials on specificity grounds? See the denial codes playbook.

What these patients sound like on the phone

Carpal tunnel callers describe night numbness, tingling in the thumb through ring finger, and dropped objects. They schedule to hand and wrist, and the intake detail that pays off is symptom duration plus any weakness, which shapes whether an EMG precedes the consult.

ClinicFlow's voice AI runs this intake on every call for hand and wrist practices: capturing the story, applying your routing rules, and booking the right visit type with the right surgeon. See voice AI for hand and wrist practices or the Call Library for how each call type is handled.

Frequently asked questions

What does ICD-10 code G56.01 mean?

G56.01 is the FY2026 ICD-10-CM code for carpal tunnel syndrome, right upper limb. Carpal tunnel syndrome of the right upper limb: median-nerve compression at the wrist, the highest-volume diagnosis in hand surgery.

Is bilateral coded as 2 codes?

No. G56.03 covers bilateral carpal tunnel syndrome; use it instead of stacking G56.01 and G56.02.

Is this the current FY2026 code?

Yes. G56.01 appears in the official FY2026 ICD-10-CM code set (effective October 1, 2025). ICD-10-CM is public-domain CMS data; verify annually as codes are revised each fiscal year.

Related resources

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