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J1434 HCPCS Level II Code: Injection, fosaprepitant (focinvez), 1 mg

Medicare Coverage & Payment

  • CMS short descriptor: Inj, focinvez, 1mg
  • Medicare coverage: Carrier judgment (CMS coverage code C)
  • Payment category: Drugs (pricing indicator 51)
  • BETOS: O1E — Other drugs
  • Last CMS action effective: April 1, 2024

Source: CMS HCPCS Level II release. Coverage codes indicate how Medicare treats the code, not whether a specific claim will be paid; payer policy and documentation still govern.

Code Overview

Injection, fosaprepitant (focinvez), 1 mg is a HCPCS Level II code (J1434). CMS assigns coverage code C — Carrier judgment. Short description: Inj, focinvez, 1mg.

Summary composed by MedCoder from this code's official HCPCS Level II record. The tabular instructional notes themselves appear verbatim below.

Change history

  • 2024-04-01
    Added to the code set
    Injection, fosaprepitant (focinvez), 1 mg

Drug products (NDC)

CMS ASP NDC-HCPCS Crosswalk · 2026 Q3

Medicare Part B payment limit (ASP + 6%): $2.46

70121-2631-01 — Focinvez — Amneal Pharmaceuticals, LLC (size 50 × qty 1 (1 MG per billing unit))

From the CMS ASP NDC-HCPCS Crosswalk and Part B Payment Limit File. Payment limits apply per HCPCS billing code, not per package.

Contextual Map

Every relationship of J1434 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Nearest codes (35)

  • J1410 — Injection, estrogen conjugated, per 25 mg [Sibling]
  • J1411 — Injection, etranacogene dezaparvovec-drlb, per therapeutic dose [Sibling]
  • J1412 — Injection, valoctocogene roxaparvovec-rvox, per ml, containing nominal 2 x 10^13 vector genomes [Sibling]
  • J1413 — Injection, delandistrogene moxeparvovec-rokl, per therapeutic dose [Sibling]
  • J1414 — Injection, fidanacogene elaparvovec-dzkt, per therapeutic dose [Sibling]
  • J1426 — Injection, casimersen, 10 mg [Sibling]
  • J1427 — Injection, viltolarsen, 10 mg [Sibling]
  • J1428 — Injection, eteplirsen, 10 mg [Sibling]
  • and 27 more

Change history

  • 2024-04-01 — Added to the code set [Change history]

Nearest Codes in This Family

Official HCPCS Level II classifications closest to J1434 in its code family, with their registry titles.

  • J1426 — Injection, casimersen, 10 mg
  • J1427 — Injection, viltolarsen, 10 mg
  • J1428 — Injection, eteplirsen, 10 mg
  • J1429 — Injection, golodirsen, 10 mg
  • J1430 — Injection, ethanolamine oleate, 100 mg
  • J1435 — Injection, estrone, per 1 mg
  • J1436 — Injection, etidronate disodium, per 300 mg
  • J1437 — Injection, ferric derisomaltose, 10 mg
  • J1438 — Injection, etanercept, 25 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)
  • J1439 — Injection, ferric carboxymaltose, 1 mg