G4023 HCPCS Level II code: Pathology mips specialty set
G4023 is the HCPCS code for “Pathology mips specialty set” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
G4023Pathology mips specialty set
Short description: Pathology ss
HCPCS · United States
Medicare details
The indicators CMS publishes with G4023 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)
- Type of service
- Medical care
- BETOS category
- Undefined codes
- Added
- Jan 1, 2022
Where G4023 sits
- 1G codesProcedures and professional services
- 2Active code G4023Pathology mips specialty set
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 G4023 mean?
G4023 is the HCPCS code for “Pathology mips specialty set” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover G4023?
CMS lists G4023’s Medicare coverage as “Carrier judgment” 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 G4023
All G codesG4017Nutrition/dietician mips specialty setG4018Obstetrics/gynecology mips specialty setG4019Oncology/hematology mips specialty setG4020Ophthalmology/optometry mips specialty setG4021Orthopedic surgery mips specialty setG4022Otolaryngology mips specialty setG4024Pediatrics mips specialty setG4025Physical medicine mips specialty setG4026Physical therapy/occupational therapy mips specialty setG4027Plastic surgery mips specialty setG4028Podiatry mips specialty setG4029Preventive medicine mips specialty set