Is infusion therapy covered by insurance?
Medicines given through an IV at an infusion center, a doctor’s office, or at home. Here’s how each kind of plan usually handles it.
- Employer or MarketplaceCovered with conditions
Usually covered under your medical benefit, often with prior authorization.
More details
Infused drugs (like biologics, iron, or IV antibiotics) usually need , and plans may require a lower-cost site such as an infusion center or your home instead of a hospital. The drug and the infusion service often bill separately.
Cost: Usually your deductible, then coinsurance.
- Original MedicareCovered with conditions
Yes, Part B covers most drugs given by infusion in a doctor’s office or hospital outpatient department.
More details
You pay 20% of the Medicare-approved amount after the . Part B also covers some home infusion therapy, with the equipment and nursing visits. Drugs you inject yourself at home usually fall under Part D instead.
Cost: 20% after the Part B deductible.
- Medicare AdvantageCovered with conditions
Yes, Medicare Advantage plans must cover infusion therapy, but your plan sets the copay.
More details
You pay 20% of the Medicare-approved amount after the . Part B also covers some home infusion therapy, with the equipment and nursing visits. Drugs you inject yourself at home usually fall under Part D instead. Medicare Advantage plans must cover this too, but set their own copays and often require in-network providers and prior authorization.
Cost: Your plan’s copay or coinsurance: check the Evidence of Coverage.
- MedicaidCovered with conditions
Yes, with prior authorization for many drugs.
More details
Medicaid covers medically necessary infusions. Your state or plan decides which need approval and where they can be given.
What usually has to be true
- Prior authorization is common, and plans may require a specific infusion site.
Good to know
- Ask whether the hospital bills the infusion as outpatient care with a separate facility fee; an infusion center or home infusion often costs less.
Related
- Specialty drugs · High-cost biologics and specialty medications.
- Cancer treatment · Chemotherapy, radiation, immunotherapy, and oncology care.
- Home health care · Skilled nursing and therapy visits at home.
Sources
Typical rules for 2026 plans, checked against these sources on October 20, 2026. Your plan’s own documents decide.
- 1What Marketplace plans cover
HealthCare.gov
Marketplace plans cover outpatient care, hospitalization, mental health care, prescription drugs, rehabilitation, laboratory services, preventive services, and other essential benefit categories.
- 2Prior authorization
HealthCare.gov
Prior authorization is a decision by the plan that a service, treatment, drug, or equipment is medically necessary; it is not a promise to pay.
- 3Prescription drugs (outpatient)
Medicare.gov
Part B covers a limited number of outpatient prescription drugs, mostly ones you don’t usually give yourself, like injections you get in a doctor’s office; you pay 20% after the deductible.
- 4Compare Original Medicare and Medicare Advantage
Medicare.gov
Medicare Advantage plans cover everything Original Medicare covers (except hospice, which Original Medicare continues to pay), usually use provider networks, often require referrals or prior authorization, and may offer extra benefits such as dental, vision, and hearing.
- 5Mandatory and optional Medicaid benefits
Medicaid.gov
States must cover mandatory benefits such as inpatient and outpatient hospital care, physician services, laboratory and X-ray services, home health, and nursing facility care; many other benefits, including adult dental, vision, and prescription drugs coverage details, are state options.
General information about how coverage usually works, not a decision about your plan. Your plan documents and insurer have the final word.