Home Infusion Therapy
Home infusion therapy is the administration of medications or fluids through a needle or catheter in the patient's home, including IV antibiotics, hydration, parenteral nutrition, and certain biologics. In skilled home health, nurses administer infusions, maintain vascular access, and teach patients and caregivers to manage therapy safely between visits.
How Medicare pays for infusion at home
Two separate benefits can apply. Under the Medicare home health benefit, infusion nursing is a skilled service delivered under the plan of care, and the nursing time is bundled into the 30-day PDGM payment period. Separately, the Part B home infusion therapy services benefit, permanent since January 1, 2021 under the 21st Century Cures Act, pays accredited home infusion suppliers for professional services on days a covered drug is administered through a durable medical equipment pump. The pump and many infusion drugs are billed under the Part B DME benefit, while other drugs fall to Part D through the pharmacy. When a home health agency and an infusion supplier share a patient, services must be coordinated so nursing visits are not duplicated.
Where infusion fits under PDGM
Patients admitted primarily for infusion typically fall into the Complex Nursing Interventions clinical grouping, one of the 12 PDGM clinical groups, which also covers ostomy care and parenteral nutrition. The grouping is driven by the principal diagnosis on the claim, so intake and coding staff need referral documentation that clearly supports the infusion-related diagnosis. These patients often carry heavy visit intensity early in the episode: line care, dose administration, and teaching all concentrate in the first weeks. That makes accurate OASIS functional scoring and comorbidity capture important, since they set the case-mix weight for a period that may consume significant nursing resources.
What skilled infusion nursing covers
Typical skilled duties in a home infusion episode include:
- Assessing and dressing the vascular access site (PICC, midline, port, or peripheral line)
- Administering doses and monitoring for adverse reactions
- Flushing and locking lines and troubleshooting occlusions
- Drawing labs to monitor drug levels and organ function
- Teaching the patient or caregiver to self-administer and recognize complications
- Coordinating with the infusion pharmacy on supplies, rate changes, and new orders
Documentation should show the skilled nature of each visit and the patient's progression toward independence.
Common pitfalls
The most frequent problems are order gaps and teaching drift. Rate, dose, and frequency changes from the infusion pharmacy or prescriber must land in the home health record as signed orders before the claim goes out. Agencies also run into trouble when teaching visits continue after the caregiver is demonstrably independent, which weakens the skilled need on medical review. Verify nurse competency for the specific access device, follow your first-dose policy for drugs with anaphylaxis risk, and reconcile supply usage with the pharmacy so the patient never misses a scheduled dose.
Frequently asked questions
Does the Medicare home health benefit pay for the infusion drugs themselves?
No. The home health payment covers skilled nursing and other services under the plan of care. The drugs are usually covered under the Part B DME benefit when administered through a covered pump, or under Part D when dispensed by a pharmacy. The agency is responsible for the nursing care and coordination, not the drug cost.
Can a home health agency and a home infusion therapy supplier both serve the same patient?
Yes. The home health benefit and the Part B home infusion therapy services benefit are distinct, and both can operate for the same patient. The two organizations must coordinate so visits are not duplicated, and each bills only for its own services.
Does needing home infusion automatically make a patient homebound?
No. Homebound status is a separate eligibility requirement based on the considerable and taxing effort required to leave home. Many infusion patients qualify, but the record must document homebound status on its own merits, not simply the presence of an IV line.