Immunohistochemistry or immunocytochemistry, per specimen; each additional single or multiplex antibody stain (list separately in addition to code for primary procedure)
Code effective Jan 01, 2015
HCPCS Section
Procedures/Professional Services (Temporary Codes)
G0462 is a valid 2026 HCPCS code meaning Immunohistochemistry or immunocytochemistry, per specimen; each additional single or multiplex antibody stain (list separately in addition to code for primary procedure) or (Immunohisto/cyto chem add) for short. HCPCS G0462 has been effective since 01/01/2015 and applies to Diagnostic laboratory.
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HCPCS Level II Code Section G - Procedures/Professional Services (Temporary Codes) |
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| HCPCS Code | G0462 |
|---|---|
| Description |
Long description:
Short description: |
| HCPCS Pricing indicator |
13 - Clinical Lab Fee Schedule - Price established by carriers (e.g., not otherwise classified, individual determination, carrier discretion)
|
| Multiple pricing indicator |
A - Not applicable as HCPCS priced under one methodology
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| Coverage code | C - Carrier judgment |
| BETOS2 code | T1G - Lab tests - other (Medicare fee schedule) |
| HCPCS Action code | N - No maintenance for this code |
| Type of service | 5 - Diagnostic laboratory |
| Effective date | Effective Jan 01, 2015 |
| Date added | Added Jan 01, 2014 |
| Termination date | Dec 31, 2014 |
1 Two-digit numeric codes are Level I code modifiers copyrighted© by the American Medical Association's Current Procedural Terminology (CPT).
2 BETOS stands for “Berenson-Eggers Type Of Service”
HCPCS Level II codes and descriptors are approved and maintained jointly by the alpha-numeric editorial panel (consisting of CMS, the Health Insurance Association of America, and the Blue Cross and Blue Shield Association). — Updated 6/23/2026
CPT® is a registered trademark of the American Medical Association (AMA). All rights reserved.