82977 Assay of ggt
Also known as: GGT level, gamma-glutamyl transferase
Laboratory assay measuring gamma-glutamyl transferase (GGT) enzyme activity in serum for assessment of hepatobiliary disease and enzyme induction.
In Plain Language
liver enzyme test
Clinical Context
Used in evaluation of liver disease, biliary obstruction, and as marker of enzyme induction from alcohol or medications.
RVU Information
CPT 82977 does not have a physician work RVU assigned by CMS. Reimbursement for this code is determined by payer-specific fee schedules.
Billing & Documentation
Lab and pathology codes require an order from the treating provider with clinical indication. For molecular pathology and genetic testing, document the specific analytes tested and clinical rationale.
How This Code Compares
This code has a work RVU of 0.00, meaning it does not have a physician work component assigned by CMS. In the Pathology & Lab category, 94% of codes share this characteristic.
Specialties
Frequently Asked Questions
What is CPT code 82977?
CPT 82977 (Assay of ggt) is a Pathology & Lab code. Laboratory assay measuring gamma-glutamyl transferase (GGT) enzyme activity in serum for assessment of hepatobiliary disease and enzyme induction.
Who uses CPT code 82977?
CPT 82977 is used by pathology, gastroenterology, internal medicine. Used in evaluation of liver disease, biliary obstruction, and as marker of enzyme induction from alcohol or medications.
When is CPT 82977 used?
Used in evaluation of liver disease, biliary obstruction, and as marker of enzyme induction from alcohol or medications.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.