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S9128 HCPCS Level II code: Speech therapy, in the home, per diem

S9128 is the HCPCS code for “Speech therapy, in the home, per diem” in CMS’s October 2026 release, in effect from Oct 1, 2026.

Official description

S9128

Speech therapy, in the home, per diem

Short description: Speech therapy, in the home,

HCPCS · United States

Notes for S9128

As CMS prints them, with any note S9128 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 S9128 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, 2000

Where S9128 sits

  1. 1S codesTemporary national codes (non-Medicare)
  2. 2Active code S9128Speech therapy, in the home, 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 S9128 in the CMS source

Frequently asked questions

What does HCPCS code S9128 mean?

S9128 is the HCPCS code for “Speech therapy, in the home, per diem” in CMS’s HCPCS Level II October 2026 release.

Does Medicare cover S9128?

CMS lists S9128’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 S9128

S9122Home health aide or certified nurse assistant, providing care in the home; per hourS9123Nursing care, in the home; by registered nurse, per hour (use for general nursing care only, not to be used when cpt codes 99500-99602 can be used)S9124Nursing care, in the home; by licensed practical nurse, per hourS9125Respite care, in the home, per diemS9126Hospice care, in the home, per diemS9127Social work visit, in the home, per diemS9129Occupational therapy, in the home, per diemS9131Physical therapy; in the home, per diemS9140Diabetic management program, follow-up visit to non-md providerS9141Diabetic management program, follow-up visit to md providerS9145Insulin pump initiation, instruction in initial use of pump (pump not included)S9150Evaluation by ocularist