S5135 — Companion care, adult (e.g., iadl/adl); per 15 minutes
S5135 is a HCPCS Level II code for companion care, adult (e.g., iadl/adl); per 15 minutes. It belongs to the Temporary National Codes (Non-Medicare) section. Medicare does not pay it — see the coverage note below before you bill it.
Medicare coverage: Not payable by Medicare
Medicare does not pay this code. It may still be valid for another payer, but a Medicare claim carrying it will not be reimbursed.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
Physician fee schedule statusI
Not valid for Medicare purposes. Medicare uses another code.
Global period: XXX
Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.
The CMS record for S5135
- Long descriptor
- Companion care, adult (e.g., iadl/adl); per 15 minutes
- Short descriptor
- Adult companioncare per 15m
- Added
- January 1, 2003
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to S5135
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If S5135 is not quite right, the correct code is very often within a few positions of it.
- S5115Home care training, non-family; per 15 minutes
- S5116Home care training, non-family; per session
- S5120Chore services; per 15 minutes
- S5121Chore services; per diem
- S5125Attendant care services; per 15 minutes
- S5126Attendant care services; per diem
- S5130Homemaker service, nos; per 15 minutes
- S5131Homemaker service, nos; per diem
- S5136Companion care, adult (e.g., iadl/adl); per diem
- S5140Foster care, adult; per diem
- S5141Foster care, adult; per month
- S5145Foster care, therapeutic, child; per diem
- S5146Foster care, therapeutic, child; per month
- S5150Unskilled respite care, not hospice; per 15 minutes
- S5151Unskilled respite care, not hospice; per diem
- S5160Emergency response system; installation and testing
Questions about S5135
What is HCPCS code S5135?
S5135 is a HCPCS Level II code for companion care, adult (e.g., iadl/adl); per 15 minutes. It sits in the Temporary National Codes (Non-Medicare) section.
Does Medicare cover S5135?
The CMS HCPCS file marks S5135 as "Not payable by Medicare". Medicare does not pay this code. It may still be valid for another payer, but a Medicare claim carrying it will not be reimbursed.
How is S5135 paid under the physician fee schedule?
S5135 carries PFS status code I. Not valid for Medicare purposes. Medicare uses another code.