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L74.51

Non-billable

Primary focal hyperhidrosis

L74.51 is the ICD-10-CM code for Primary focal hyperhidrosis. It is a non-billable category code — use a more specific child code such as L74.510 for billing.

Status
Header (non-billable)
Chapter
L00-L99
Parent
L74.5
Subcodes
5
Edition
FY2026

L00-L99 Diseases of the skin and subcutaneous tissue

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code L74.51?
L74.51 is the ICD-10-CM code for "Primary focal hyperhidrosis". It falls under L00-L99 Diseases of the skin and subcutaneous tissue.
Is L74.51 a billable code?
No — L74.51 is a non-billable header code. Use a more specific child code (such as L74.510) for billing.
What are the subcodes of L74.51?
L74.51 has 5 more specific child codes, including L74.510, L74.511, L74.512.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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