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S9377 HCPCS Level II code: Home infusion therapy, hydration therapy; more than three liters per day, administrative services, professional pharmacy services, care coordination, and all…

S9377 is the HCPCS code for “Home infusion therapy, hydration therapy; more than three liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies (drugs and nursing…” in CMS’s October 2026 release, in effect from Oct 1, 2026.

Official description

S9377

Home infusion therapy, hydration therapy; more than three liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies (drugs and nursing visits coded separately), per diem

Short description: Hit hydra over 3l diem

HCPCS · United States

Notes for S9377

As CMS prints them, with any note S9377 takes from the headings above it.

Note

  • CMS processing note 0088: "S" CODES ARE UNIQUE TEMPORARY CODES ESTABLISHED BY BCBSA AND HIAA FOR PRIVATE PAYOR USE. THEY ARE NOT VALID NOR PAYABLE BY MEDICARE.

Medicare details

The indicators CMS publishes with S9377 in its October 2026 file. They describe Medicare’s handling, not another payer’s.

Medicare coverage
Not payable by Medicare
Medicare pricing
Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)
Type of service
Other medical items or services
BETOS category
Undefined codes
Added
Jan 1, 2002

Where S9377 sits

  1. 1S codesTemporary national codes (non-Medicare)
  2. 2Active code S9377Home infusion therapy, hydration therapy; more than three liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies (drugs and nursing visits coded separately), per diem

Source and release

Data release
HCPCS Level II · October 2026
Effective date
Oct 1, 2026
Publisher
CMS

This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

See S9377 in the CMS source

Frequently asked questions

What does HCPCS code S9377 mean?

S9377 is the HCPCS code for “Home infusion therapy, hydration therapy; more than three liters per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies (drugs and nursing visits coded separately), per diem” in CMS’s HCPCS Level II October 2026 release.

Does Medicare cover S9377?

CMS lists S9377’s Medicare coverage as “Not payable by Medicare” and its pricing as “Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.

Which HCPCS Level II release does this page use?

It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.

Codes beside S9377

S9370Home therapy, intermittent anti-emetic injection therapy; administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment…S9372Home therapy; intermittent anticoagulant injection therapy (e.g., heparin); administrative services, professional pharmacy services, care coordination, and all necessary supplies…S9373Home infusion therapy, hydration therapy; administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment (drugs and nursing…S9374Home infusion therapy, hydration therapy; one liter per day, administrative services, professional pharmacy services, care coordination, and all necessary supplies and equipment…S9375Home infusion therapy, hydration therapy; more than one liter but no more than two liters per day, administrative services, professional pharmacy services, care coordination, and…S9376Home infusion therapy, hydration therapy; more than two liters but no more than three liters per day, administrative services, professional pharmacy services, care coordination…S9379Home infusion therapy, infusion therapy, not otherwise classified; administrative services, professional pharmacy services, care coordination, and all necessary supplies and…S9381Delivery or service to high risk areas requiring escort or extra protection, per visitS9401Anticoagulation clinic, inclusive of all services except laboratory tests, per sessionS9430Pharmacy compounding and dispensing servicesS9432Medical foods for non-inborn errors of metabolismS9433Medical food nutritionally complete, administered orally, providing 100% of nutritional intake