ICD-10 L74.510
Billable / SpecificPrimary focal hyperhidrosis, axilla
About ICD-10-CM L74.510
ICD-10-CM code L74.510 represents Primary focal hyperhidrosis, axilla. This is a billable/specific code in the Skin and Subcutaneous Tissue chapter (block L74). The 2026 edition of ICD-10-CM L74.510 became effective on October 1, 2025.
Medicare LCD Coverage for L74.510
Local Coverage Determinations (LCDs) from CMS MACs that list L74.510 as a covered diagnosis.
Showing top 10 of 439 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing L74.510.
5 Medicare
1 Aetna
CPT Codes Commonly Billed with L74.510
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Convert L74.510 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| L74.510 | 70521 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To L74.510
Other codes in section L60-L75 (Disorders of skin appendages).
ICD-10 L74.510, Billing FAQ
Is ICD-10 code L74.510 billable? +
Yes, L74.510 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What ICD-9 codes does L74.510 map to? +
Per CMS GEMs, L74.510 maps to ICD-9 codes: 70521. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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