S8040 HCPCS Level II code: Topographic brain mapping
S8040 is the HCPCS code for “Topographic brain mapping” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
S8040Topographic brain mapping
HCPCS · United States
Notes for S8040
As CMS prints them, with any note S8040 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 S8040 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 S8040 sits
- 1S codesTemporary national codes (non-Medicare)
- 2Active code S8040Topographic brain mapping
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 S8040 mean?
S8040 is the HCPCS code for “Topographic brain mapping” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover S8040?
CMS lists S8040’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 S8040
All S codesS5570Insulin delivery device, disposable pen (including insulin); 1.5 ml sizeS5571Insulin delivery device, disposable pen (including insulin); 3 ml sizeS8030Scleral application of tantalum ring(s) for localization of lesions for proton beam therapyS8032Low-dose computed tomography for lung cancer screeningS8035Magnetic source imagingS8037Magnetic resonance cholangiopancreatography (mrcp)S8042Magnetic resonance imaging (mri), low-fieldS8055Ultrasound guidance for multifetal pregnancy reduction(s), technical component (only to be used when the physician doing the reduction procedure does not perform the ultrasound…S8080Scintimammography (radioimmunoscintigraphy of the breast), unilateral, including supply of radiopharmaceuticalS8085Fluorine-18 fluorodeoxyglucose (f-18 fdg) imaging using dual-head coincidence detection system (non-dedicated pet scan)S8092Electron beam computed tomography (also known as ultrafast ct, cine ct)S8096Portable peak flow meter