T4538 HCPCS Level II code: Diaper service, reusable diaper, each diaper
T4538 is the HCPCS code for “Diaper service, reusable diaper, each diaper” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
T4538Diaper service, reusable diaper, each diaper
Short description: Diaper serv reusable diaper
HCPCS · United States
Medicare details
The indicators CMS publishes with T4538 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Non-covered 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
- Medical/surgical supplies
- Added
- Jan 1, 2005
Where T4538 sits
- 1T codesState Medicaid agency codes
- 2Active code T4538Diaper service, reusable diaper, each diaper
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.
Frequently asked questions
What does HCPCS code T4538 mean?
T4538 is the HCPCS code for “Diaper service, reusable diaper, each diaper” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover T4538?
CMS lists T4538’s Medicare coverage as “Non-covered 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 T4538
All T codesT4532Pediatric sized disposable incontinence product, protective underwear/pull-on, large size, eachT4533Youth sized disposable incontinence product, brief/diaper, eachT4534Youth sized disposable incontinence product, protective underwear/pull-on, eachT4535Disposable liner/shield/guard/pad/undergarment, for incontinence, eachT4536Incontinence product, protective underwear/pull-on, reusable, any size, eachT4537Incontinence product, protective underpad, reusable, bed size, eachT4539Incontinence product, diaper/brief, reusable, any size, eachT4540Incontinence product, protective underpad, reusable, chair size, eachT4541Incontinence product, disposable underpad, large, eachT4542Incontinence product, disposable underpad, small size, eachT4543Adult sized disposable incontinence product, protective brief/diaper, above extra large, eachT4544Adult sized disposable incontinence product, protective underwear/pull-on, above extra large, each