84450 Transferase (ast) (sgot)
Also known as: AST, SGOT, liver enzyme
Quantitative assay of aspartate aminotransferase (AST, serum glutamic-oxaloacetic transaminase) enzyme activity.
In Plain Language
liver damage test
Clinical Context
Liver enzyme indicating hepatocellular injury; elevated in hepatitis, cirrhosis, alcoholism; also elevated with muscle damage.
RVU Information
CPT 84450 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 84450?
CPT 84450 (Transferase (ast) (sgot)) is a Pathology & Lab code. Quantitative assay of aspartate aminotransferase (AST, serum glutamic-oxaloacetic transaminase) enzyme activity.
Who uses CPT code 84450?
CPT 84450 is used by Clinical Chemistry, Gastroenterology, Pathology. Liver enzyme indicating hepatocellular injury; elevated in hepatitis, cirrhosis, alcoholism; also elevated with muscle damage.
When is CPT 84450 used?
Liver enzyme indicating hepatocellular injury; elevated in hepatitis, cirrhosis, alcoholism; also elevated with muscle damage.
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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.