No. J3391 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.

J3391 J-Code: Atidarsagene autotemcel — Billing Units

In short

J3391 is the HCPCS Level II code for injection, atidarsagene autotemcel, per treatment.

Code

CMS HCPCS file

HCPCS codeJ3391

Billing unitSee descriptor

Descriptor: Injection, atidarsagene autotemcel, per treatment
Short descriptor: Inj, atidarsagene autotemcel
Code set: HCPCS Level II, maintained by CMS
Effective: Jul 1, 2025

Units and claim line

Enter the dose to get the units and the NDC line for the CMS-1500 and the 837P.

HCPCS units

Modifier

NDC (11-digit)

NDC unit qualifier

NDC quantity

Enter the units to build the claim line.

Find the NDC

Med-Code hasn’t mapped J3391 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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J3391: common questions

Is J3391 a CPT code?: No. J3391 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.

J3391 — Injection, atidarsagene autotemcel, per treatment

Code

Units and claim line

Find the NDC

J3391: common questions

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