G4019 — Oncology/hematology mips specialty set
G4019 is a HCPCS Level II code for oncology/hematology mips specialty set. It belongs to the Procedures and Professional Services (Temporary) section. Whether Medicare pays it depends on the coverage rule below.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
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 statusM
Measurement code. Used for reporting purposes only; never paid.
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 G4019
- Long descriptor
- Oncology/hematology mips specialty set
- Short descriptor
- Oncology/hema ss
- Added
- January 1, 2022
- 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 G4019
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G4019 is not quite right, the correct code is very often within a few positions of it.
- G4011Internal medicine mips specialty set
- G4012Interventional radiology mips specialty set
- G4013Mental/behavioral and psychiatry mips specialty set
- G4014Nephrology mips specialty set
- G4015Neurology mips specialty set
- G4016Neurosurgical mips specialty set
- G4017Nutrition/dietician mips specialty set
- G4018Obstetrics/gynecology mips specialty set
- G4020Ophthalmology/optometry mips specialty set
- G4021Orthopedic surgery mips specialty set
- G4022Otolaryngology mips specialty set
- G4023Pathology mips specialty set
- G4024Pediatrics mips specialty set
- G4025Physical medicine mips specialty set
- G4026Physical therapy/occupational therapy mips specialty set
- G4027Plastic surgery mips specialty set
Questions about G4019
What is HCPCS code G4019?
G4019 is a HCPCS Level II code for oncology/hematology mips specialty set. It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G4019?
The CMS HCPCS file marks G4019 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
How is G4019 paid under the physician fee schedule?
G4019 carries PFS status code M. Measurement code. Used for reporting purposes only; never paid.