J3310 was retired on Dec 31, 2025

CMS ended J3310 after Dec 31, 2025. Don’t report it for later dates of service. Current codes for the same drug:

Code

CMS HCPCS file
HCPCS codeJ3310
Billing unitSee descriptor
Descriptor
Injection, perphenazine, up to 5 mg
Short descriptor
Perphenazine injeciton
Code set
HCPCS Level II, maintained by CMS
Effective
Jan 1, 2026

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Med-Code hasn’t mapped J3310 to specific products yet. Search the FDA NDC Directory for the drug named in the descriptor, and check the route and strength match the code.

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J3310: common questions

Is J3310 a CPT code?
No. J3310 is a HCPCS Level II code, maintained by CMS, that identifies the drug supplied. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code. CPT codes for drug administration.

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