J3404 HCPCS code: Injection, zopapogene imadenovec-drba suspension, per therapeutic dose
J3404 is the HCPCS Level II code for injection, zopapogene imadenovec-drba suspension, per therapeutic dose. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case.
Code details
| Field | Value |
|---|---|
| Section | J codes — Drugs administered other than oral method |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 51 — Drug or biological (priced per ASP/average sales price rules) |
| BETOS category | O1E — Other drugs |
| Added | 2026-04-01 |
| Last action effective | 2026-04-01 |
What changed for J3404
- April 2026: Code appears in this HCPCS release
- 2026-04-01: J3404 added to HCPCS Level II
- Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01
Frequently asked questions
What is HCPCS code J3404?
J3404 is the HCPCS Level II code for injection, zopapogene imadenovec-drba suspension, per therapeutic dose. Short descriptor: "Inj zopapogene per ther dose".
Does Medicare cover J3404?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
Related J34 codes
- J3400 — Injection, triflupromazine hcl, up to 20 mg
- J3401 — Beremagene geperpavec-svdt for topical administration, containing nominal 5 x 10^9 pfu/ml vector genomes, per 0.1 ml
- J3402 — Injection, remestemcel-l-rknd, per therapeutic dose
- J3403 — Revakinagene taroretcel-lwey, per implant
- J3405 — Injection, onasemnogene abeparvovec-brve, per treatment
- J3406 — Injection, omidubicel-onlv, per therapeutic dose
- J3410 — Injection, hydroxyzine hcl, up to 25 mg
- J3411 — Injection, thiamine hcl, 100 mg
- J3415 — Injection, pyridoxine hcl, 100 mg
- J3420 — Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg
- J3424 — Injection, hydroxocobalamin, intravenous, 25 mg
- J3425 — Injection, hydroxocobalamin, intramuscular, 10 mcg
Building a device that would bill under a code like this? Caduvo matches a device description to HCPCS/CPT codes, Medicare coverage and payment, and the FDA pathway in one report.
Next steps
- Run a reimbursement report for a device billed under J3404
- Watch J3404 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J3404
Sources: CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.