G0466 — Federally qualified health center (fqhc) visit, new patient; a medically-necessary, face-to-face encounter (one-on-one) between a new patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a fqhc visit
G0466 is a HCPCS Level II code for federally qualified health center (fqhc) visit, new patient; a medically-necessary, face-to-face encounter (one-on-one) between a new patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a fqhc visit. 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 statusX
Statutory exclusion. The item or service is not within the statutory definition of 'physician services', so the fee schedule never pays it.
Global period: XXX
Want the dollar amount for your locality? The fee calculator applies your GPCI and the current conversion factor.
Medically Unlikely Edits — units per day
The most units of G0466 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.
- practitioner
- 1 unit MAI 2 — Date of Service Edit: Policy · Code Descriptor / CPT Instruction
- outpatient
- 1 unit MAI 2 — Date of Service Edit: Policy · Code Descriptor / CPT Instruction
The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.
The CMS record for G0466
- Long descriptor
- Federally qualified health center (fqhc) visit, new patient; a medically-necessary, face-to-face encounter (one-on-one) between a new patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a fqhc visit
- Short descriptor
- Fqhc visit new patient
- Added
- October 1, 2014
- BETOS
- M1A
- Pricing indicator
- 13 — Physician fee schedule
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.
Price established by carriers — not otherwise classified, individual determination, or carrier discretion.
Codes adjacent to G0466
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G0466 is not quite right, the correct code is very often within a few positions of it.
- G0458Low dose rate (ldr) prostate brachytherapy services, composite rate
- G0459Inpatient telehealth pharmacologic management, including prescription, use, and review of medication with no more than minimal medical psychotherapy
- G0460Autologous platelet rich plasma or other blood-derived product for non-diabetic chronic wounds/ulcers, including as applicable phlebotomy, centrifugation or mixing, and all other preparatory procedures, administration and dressings, per treatment
- G0461Immunohistochemistry or immunocytochemistry, per specimen; first single or multiplex antibody stainterminated
- G0462Immunohistochemistry or immunocytochemistry, per specimen; each additional single or multiplex antibody stain (list separately in addition to code for primary procedure)terminated
- G0463Hospital outpatient clinic visit for assessment and management of a patient
- G0464Colorectal cancer screening; stool-based dna and fecal occult hemoglobin (e.g., kras, ndrg4 and bmp3)terminated
- G0465Autologous platelet rich plasma (prp) or other blood-derived product for diabetic chronic wounds/ulcers, using an fda-cleared device for this indication, (includes as applicable administration, dressings, phlebotomy, centrifugation or mixing, and all other preparatory procedures, per treatment)
- G0467Federally qualified health center (fqhc) visit, established patient; a medically-necessary, face-to-face encounter (one-on-one) between an established patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a fqhc visit
- G0468Federally qualified health center (fqhc) visit, ippe or awv; a fqhc visit that includes an initial preventive physical examination (ippe) or annual wellness visit (awv) and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving an ippe or awv
- G0469Federally qualified health center (fqhc) visit, mental health, new patient; a medically-necessary, face-to-face mental health encounter (one-on-one) between a new patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a mental health visit
- G0470Federally qualified health center (fqhc) visit, mental health, established patient; a medically-necessary, face-to-face mental health encounter (one-on-one) between an established patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a mental health visit
- G0471Collection of venous blood by venipuncture or urine sample by catheterization from an individual in a skilled nursing facility (snf) or by a laboratory on behalf of a home health agency (hha)
- G0472Hepatitis c antibody screening, for individual at high risk and other covered indication(s)
- G0473Face-to-face behavioral counseling for obesity, group (2-10), 30 minutes
- G0475Hiv antigen/antibody, combination assay, screening
Questions about G0466
What is HCPCS code G0466?
G0466 is a HCPCS Level II code for federally qualified health center (fqhc) visit, new patient; a medically-necessary, face-to-face encounter (one-on-one) between a new patient and a fqhc practitioner during which time one or more fqhc services are rendered and includes a typical bundle of medicare-covered services that would be furnished per diem to a patient receiving a fqhc visit. It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G0466?
The CMS HCPCS file marks G0466 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 G0466 paid under the physician fee schedule?
G0466 carries PFS status code X. Statutory exclusion. The item or service is not within the statutory definition of 'physician services', so the fee schedule never pays it.