S9366 – Home infusion therapy, total parenteral nutrition (tpn); more than one liter but no more than two liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment including standard tpn formula (lipids, specialty amino acid formulas, drugs other than in standard formula and nursing visits coded separately), per diem
HCPCS Level II code · S codes: Temporary National Codes (Non-Medicare)
- Long description
- Home infusion therapy, total parenteral nutrition (tpn); more than one liter but no more than two liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment including standard tpn formula (lipids, specialty amino acid formulas, drugs other than in standard formula and nursing visits coded separately), per diem
- Short description
- Hit tpn 2 liter diem
- Pricing indicator
00Not separately priced by Part B (bundled, not covered or Part A only)- Medicare coverage
INot payable by Medicare- BETOS category
Z2Undefined codes- Added
- January 1, 2002
- Last change
- January 1, 2002 – No change
Frequently asked questions
What is HCPCS code S9366?
S9366 is a HCPCS Level II code for home infusion therapy, total parenteral nutrition (tpn); more than one liter but no more than two liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment including standard tpn formula (lipids, specialty amino acid formulas, drugs other than in standard formula and nursing visits coded separately), per diem.
Does Medicare cover S9366?
The HCPCS file lists coverage code I: Not payable by Medicare. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby S codes
- S9353 – Home infusion therapy, continuous insulin infusion therapy; administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
- S9355 – Home infusion therapy, chelation therapy; administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
- S9357 – Home infusion therapy, enzyme replacement intravenous therapy; (e.g., imiglucerase); administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
- S9359 – Home infusion therapy, anti-tumor necrosis factor intravenous therapy; (e.g., infliximab); administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
- S9361 – Home infusion therapy, diuretic intravenous therapy; administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
- S9363 – Home infusion therapy, anti-spasmotic therapy; administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
- S9364 – Home infusion therapy, total parenteral nutrition (tpn); administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment including standard tpn formula (lipids, specialty amino acid formulas, drugs other than in standard formula and nursing visits coded separately), per diem (do not use with home infusion codes s9365-s9368 using daily volume scales)
- S9365 – Home infusion therapy, total parenteral nutrition (tpn); one liter per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment including standard tpn formula (lipids, specialty amino acid formulas, drugs other than in standard formula and nursing visits coded separately), per diem
- S9367 – Home infusion therapy, total parenteral nutrition (tpn); more than two liters but no more than three liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment including standard tpn formula (lipids, specialty amino acid formulas, drugs other than in standard formula and nursing visits coded separately), per diem
- S9368 – Home infusion therapy, total parenteral nutrition (tpn); more than three liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment including standard tpn formula (lipids, specialty amino acid formulas, drugs other than in standard formula and nursing visits coded separately), per diem
- S9370 – Home therapy, intermittent anti-emetic injection therapy; administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
- S9372 – Home therapy; intermittent anticoagulant injection therapy (e.g., heparin); administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem (do not use this code for flushing of infusion devices with heparin to maintain patency)
- S9373 – Home infusion therapy, hydration therapy; administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem (do not use with hydration therapy codes s9374-s9377 using daily volume scales)
- S9374 – Home infusion therapy, hydration therapy; one liter per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
- S9375 – Home infusion therapy, hydration therapy; more than one liter but no more than two liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
- S9376 – Home infusion therapy, hydration therapy; more than two liters but no more than three liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing visits coded separately), per diem
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.