G0452 HCPCS Level II Code: Molecular pathology procedure; physician interpretation and report

Contextual Map

Every relationship of G0452 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)

• G0427 — Telehealth consultation, emergency department or initial inpatient, typically 70 minutes or more communicating with the patient via telehealth[Sibling]
• G0428 — Collagen meniscus implant procedure for filling meniscal defects (e.g., cmi, collagen scaffold, menaflex)[Sibling]
• G0429 — Dermal filler injection(s) for the treatment of facial lipodystrophy syndrome (lds) (e.g., as a result of highly active antiretroviral therapy)[Sibling]
• G0431 — Drug screen, qualitative; multiple drug classes by high complexity test method (e.g., immunoassay, enzyme assay), per patient encounter[Sibling]
• G0432 — Infectious agent antibody detection by enzyme immunoassay (eia) technique, hiv-1 and/or hiv-2, screening[Sibling]
• G0433 — Infectious agent antibody detection by enzyme-linked immunosorbent assay (elisa) technique, hiv-1 and/or hiv-2, screening[Sibling]
• G0434 — Drug screen, other than chromatographic; any number of drug classes, by clia waived test or moderate complexity test, per patient encounter[Sibling]
• G0435 — Infectious agent antibody detection by rapid antibody test, hiv-1 and/or hiv-2, screening[Sibling]
• and 32 more

Change history

• January 1, 2013 — 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 G0452 in its code family, with their registry titles.

• G0445 — High intensity behavioral counseling to prevent sexually transmitted infection; face-to-face, individual, includes: education, skills training and guidance on how to change sexual behavior; performed…
• G0446 — Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes
• G0447 — Face-to-face behavioral counseling for obesity, 15 minutes
• G0448 — Insertion or replacement of a permanent pacing cardioverter-defibrillator system with transvenous lead(s), single or dual chamber with insertion of pacing electrode, cardiac venous system, for left…
• G0451 — Development testing, with interpretation and report, per standardized instrument form
• 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…
• G0454 — Physician documentation of face-to-face visit for durable medical equipment determination performed by nurse practitioner, physician assistant or clinical nurse specialist
• G0455 — Preparation with instillation of fecal microbiota by any method, including assessment of donor specimen
• 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),…
• 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),…