G0475 HCPCS Level II Code: Hiv antigen/antibody, combination assay, screening

Contextual Map

Every relationship of G0475 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Nearest codes (40)

• G0451 — Development testing, with interpretation and report, per standardized instrument form[Sibling]
• G0452 — Molecular pathology procedure; physician interpretation and report[Sibling]
• G0453 — Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure)[Sibling]
• G0454 — Physician documentation of face-to-face visit for durable medical equipment determination performed by nurse practitioner, physician assistant or clinical nurse specialist[Sibling]
• G0455 — Preparation with instillation of fecal microbiota by any method, including assessment of donor specimen[Sibling]
• G0456 — Negative pressure wound therapy, (e.g. vacuum assisted drainage collection) using a mechanically-powered device, not durable medical equipment, including provision of cartridge and dressing(s), topical application(s), wound assessment, and instructions for ongoing care, per session; total wounds(s) surface area less than or equal to 50 square centimeters[Sibling]
• G0457 — Negative pressure wound therapy, (e.g. vacuum assisted drainage collection) using a mechanically-powered device, not durable medical equipment, including provision of cartridge and dressing(s), topical application(s), wound assessment, and instructions for ongoing care, per session; total wounds(s) surface area greater than 50 square centimeters[Sibling]
• G0458 — Low dose rate (ldr) prostate brachytherapy services, composite rate[Sibling]
• and 32 more

Change history

• April 13, 2015 — Added to the code set [Change history]

Sources for this page

Every coding fact on this page is read from the datasets below. Nothing is AI-generated; MedCoder-derived relationships and editorial are labelled where they appear.

Code, descriptors, coverage and pricing attributes

CMS HCPCS Alpha-Numeric (ANWEB) release — July 2026 quarterly update

Change history and date-of-service validity

CMS HCPCS quarterly update files, ingested into the change ledger

Comparisons, relationships and the contextual map MedCoder-derived

Derived by MedCoder from the tabular notes and tables above; every derived relationship is marked as derived where it appears

All data sources and release dates

Nearest Codes in This Family

Official HCPCS Level II classifications closest to G0475 in its code family, with their registry titles.

• G0469 — Federally 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…
• G0470 — Federally 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…
• G0471 — Collection 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)
• G0472 — Hepatitis c antibody screening, for individual at high risk and other covered indication(s)
• G0473 — Face-to-face behavioral counseling for obesity, group (2-10), 30 minutes
• G0476 — Infectious agent detection by nucleic acid (dna or rna); human papillomavirus (hpv), high-risk types (e.g., 16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, 59, 68) for cervical cancer screening, must be…
• G0477 — Drug test(s), presumptive, any number of drug classes; any number of devices or procedures, (e.g., immunoassay) capable of being read by direct optical observation only (e.g., dipsticks, cups, cards,…
• G0478 — Drug test(s), presumptive, any number of drug classes; any number of devices or procedures, (e.g., immunoassay) read by instrument-assisted direct optical observation (e.g., dipsticks, cups, cards,…
• G0479 — Drug test(s), presumptive, any number of drug classes; any number of devices or procedures by instrumented chemistry analyzers utilizing immunoassay, enzyme assay, tof, maldi, ldtd, desi, dart, ghpc,…
• G0480 — Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but…