Summary & Overview
HCPCS J2246: Micafungin Injection (1 mg)
HCPCS Level II code J2246 denotes a 1 mg unit of micafungin in sodium (Baxter), specified as not therapeutically equivalent to J2248. This code is used to bill for intravenous antifungal therapy and is relevant across hospital outpatient infusion centers, inpatient settings, and ambulatory infusion clinics. Nationally, accurate use of J2246 matters for clinical drug inventory tracking, reimbursement accuracy, and reporting for high-cost antifungal medications.
Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of billing context for J2246, typical sites of service, and the clinical scenario in which micafungin is administered. The publication outlines common modifiers and coding considerations, presents payer coverage patterns where available, and summarizes benchmarking and policy implications relevant to antifungal drug billing. Data not available in the input is noted where applicable.
This summary equips billing managers, revenue cycle staff, pharmacists, and policy analysts with the essential facts about J2246 to support coding accuracy and operational planning for intravenous antifungal services.
Billing Code Overview
HCPCS Level II code J2246 represents an injection of micafungin in sodium (Baxter), not therapeutically equivalent to J2248, 1 mg. This code denotes a single-unit measure for micafungin supplied for intravenous administration.
Service Type: Antifungal intravenous drug administration (micafungin), billed per milligram unit.
Typical Site of Service: Hospital outpatient infusion centers, inpatient hospital settings, and ambulatory infusion clinics where intravenous antifungal therapy is administered.
Clinical & Coding Specifications
Clinical Context
A hospitalized adult patient with documented invasive candidiasis receives intravenous antifungal therapy with micafungin supplied by Baxter billed as J2246 (micafungin in sodium, 1 mg). Typical presentation includes fever, hemodynamic instability, positive blood cultures for Candida species, or evidence of candidemia in an intensive care unit or general medical ward. The clinical workflow begins with infectious disease consultation and order entry in the electronic medical record for micafungin dosing (commonly 100 mg daily for adults, calculated from J2246 milligram units). Pharmacy verifies product and concentration, prepares the infusion under aseptic conditions in the inpatient pharmacy or an on-site outpatient infusion center, and documents lot and container disposition. Nursing administers the infusion via peripheral IV or central venous catheter, monitors for infusion reactions and hepatic dysfunction, and documents administration with lot number and wasted drug if applicable. Billing staff link the administered milligrams to units of J2246, append clinically appropriate modifiers when required, and submit claims to payors including Blue Cross Blue Shield, Aetna, Cigna Health, UnitedHealthcare, BUCA, and Medicare according to payer-specific billing rules.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
JW |