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HCPCS Level II · Drugs administered other than oral method

J3391Injection, atidarsagene autotemcel, per treatment

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Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.

About J3391

J3391 is an HCPCS Level II code in the J series (drugs administered other than oral method), describing injection, atidarsagene autotemcel, per treatment.

It was added to HCPCS effective 07/01/2025.

Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.

Details

Short description
Inj, atidarsagene autotemcel
Date added
07/01/2025
Action effective
07/01/2025
BETOS
O1E

Related J33xx codes

Common questions about J3391

Is HCPCS J3391 still valid?

Yes. J3391 is active in the CMS October 2026 HCPCS file.

Does Medicare cover J3391?

Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.