Hyperhidrosis (Hyperhydrosis) — CPB 0504 | AETNA Coverage Update

Aetna modified CPB 0504 covering hyperhidrosis treatment, effective September 26, 2025. Here's what billing teams need to know.

Aetna, a CVS Health company, updated Clinical Policy Bulletin CPB 0504 governing hyperhidrosis (hyperhydrosis) coverage. This policy covers a wide range of treatments — from botulinum toxin injections billed under J0585 and J0587, to thoracoscopic sympathectomy under CPT 32664, to iontophoresis under CPT 97033. The update also draws a clear line between covered procedures and a long list of experimental or non-covered treatments. If your practice bills for any hyperhidrosis-related procedures, review this policy before September 26, 2025.

Quick-Reference Table

Aetna Hyperhidrosis Coverage Criteria and Medical Necessity Requirements 2025

The Aetna hyperhidrosis coverage policy under CPB 0504 Aetna system follows a step-therapy model. Coverage is available for several interventions — but only when specific selection criteria are met. "Covered if selection criteria are met" is the operative phrase throughout this policy. That means medical necessity documentation is not optional. It's the difference between payment and a claim denial.

The covered treatments divide into two broad categories. The first covers minimally invasive and procedural options: iontophoresis (CPT 97033), botulinum toxin injections (J0585 for type A, J0587 for type B), chemodenervation of eccrine glands (CPT 64650 for bilateral axillae, CPT 64653 for other areas including scalp, face, and neck), and thoracoscopic sympathectomy (CPT 32664). The second covers surgical options for severe or refractory cases: excision of skin and subcutaneous tissue for hidradenitis (CPT 11450 and 11451) and excision of sympathetic nerves (CPT 64802 through 64823).

Prior authorization is almost certainly required for surgical and sympathectomy procedures under this policy. If your practice is billing CPT 32664, 64802–64823, or 11450–11451, confirm prior auth requirements with Aetna before scheduling. Missing that step will cost you reimbursement on high-value claims.

The ICD-10 diagnosis codes that anchor this policy are L74.510 through L74.519 for primary focal hyperhidrosis (axilla, palms, soles, face, and unspecified) and L74.52 for secondary focal hyperhidrosis. Your claims must pair the right diagnosis code to the procedure. Billing CPT 64650 for axillary chemodenervation against L74.511 (facial hyperhidrosis) is the kind of mismatch that triggers a claim denial fast.

Aetna Hyperhidrosis Exclusions and Non-Covered Indications

This is where CPB 0504 gets blunt. A significant number of codes appear in the policy explicitly labeled as not covered for hyperhidrosis treatment. These aren't gray areas — Aetna treats them as experimental, investigational, or simply outside the scope of medically necessary hyperhidrosis care.

The miraDry procedure (thermal energy) and radiofrequency micro-needling fall into the non-covered group. CPT 17110 and 17111 (destruction of benign or premalignant lesions) are the codes associated with miraDry billing. Aetna does not cover these for hyperhidrosis. If your practice offers miraDry, patients should be informed upfront about out-of-pocket responsibility.

The non-covered list also includes a long set of behavioral and alternative therapies. Psychotherapy codes (CPT 90832 through 90853), biofeedback (CPT 90875–90876), hypnotherapy (CPT 90880), acupuncture (CPT 97810–97814), massage (CPT 97124), osteopathic manipulative treatment (CPT 98925–98929), and indocyanine green angiography (CPT 92240) are all excluded. So is interactive complexity add-on code +90785.

The real issue here is that some of these codes could appear on a claim incidentally — for instance, a biofeedback session that a provider documented as part of a hyperhidrosis management plan. If Aetna sees those codes paired with L74.5xx diagnosis codes, expect a denial. Review your billing guidelines and make sure your billing team knows which codes are off-limits under this coverage policy.

Liposuction-curettage deserves a specific callout. CPT 15877 (suction-assisted lipectomy, trunk) and CPT 15878 (upper extremity) are listed under covered codes — but with an explicit note that liposuction-curettage is not covered. The covered use is narrow. If you're billing these codes for hyperhidrosis, document the specific procedure performed and make sure it isn't liposuction-curettage.

Coverage Indications at a Glance

Aetna Hyperhidrosis Billing Guidelines and Action Items 2025

CPT, HCPCS, and ICD-10 Codes for Hyperhidrosis Under CPB 0504

Covered CPT Codes (When Selection Criteria Are Met)

Covered HCPCS Codes (When Selection Criteria Are Met)

Not Covered / Experimental Codes

Key ICD-10-CM Diagnosis Codes