Procedural Codes/J3420

J3420 HCPCS 2026 Code: Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg

J3420 is the authoritative medical code for Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg. This classification is used in medical billing and clinical recording to specify the clinical criteria for injection, vitamin b-12 cyanocobalamin, up to 1000 mcg (HCPCS Level II J3420), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: Processed within HCPCS Level II standards. CMS regulatory guidelines apply.

Official Registry Overview & Definition

Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg is a HCPCS Level II code J3420 for a Medicare-covered supply, service, or procedure. Short description: Vitamin b12 injection.

Nearest Codes in This Family

Official HCPCS Level II classifications closest to J3420 in its code family, with their registry titles.

  • 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
  • J3404 — Injection, zopapogene imadenovec-drba suspension, per therapeutic dose
  • J3405 — Injection, onasemnogene abeparvovec-brve, per treatment
  • J3410 — Injection, hydroxyzine hcl, up to 25 mg
  • J3411 — Injection, thiamine hcl, 100 mg
  • J3415 — Injection, pyridoxine hcl, 100 mg
  • J3424 — Injection, hydroxocobalamin, intravenous, 25 mg

View all 23 codes in the J3400 family