S4023 HCPCS Level II code: Donor egg cycle, incomplete, case rate
S4023 is the HCPCS code for “Donor egg cycle, incomplete, case rate” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
S4023Donor egg cycle, incomplete, case rate
Short description: Incompl donor egg case rate
HCPCS · United States
Medicare details
The indicators CMS publishes with S4023 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
- Apr 1, 2002
Where S4023 sits
- 1S codesTemporary national codes (non-Medicare)
- 2Active code S4023Donor egg cycle, incomplete, case rate
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 S4023 mean?
S4023 is the HCPCS code for “Donor egg cycle, incomplete, case rate” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover S4023?
CMS lists S4023’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 S4023
All S codesS4016Frozen in vitro fertilization cycle, case rateS4017Incomplete cycle, treatment cancelled prior to stimulation, case rateS4018Frozen embryo transfer procedure cancelled before transfer, case rateS4020In vitro fertilization procedure cancelled before aspiration, case rateS4021In vitro fertilization procedure cancelled after aspiration, case rateS4022Assisted oocyte fertilization, case rateS4024Air polymer-type a intrauterine foam, per study doseS4025Donor services for in vitro fertilization (sperm or embryo), case rateS4026Procurement of donor sperm from sperm bankS4027Storage of previously frozen embryosS4028Microsurgical epididymal sperm aspiration (mesa)S4030Sperm procurement and cryopreservation services; initial visit