82104 Alpha-1-antitrypsin pheno
Also known as: AAT phenotyping, PI typing, alpha-1 subtype identification
Phenotyping of alpha-1-antitrypsin using isoelectric focusing or other methods to identify specific protease inhibitor subtypes.
In Plain Language
lung disease type test; genetic emphysema subtype; AAT type identification
Clinical Context
Identifies specific alpha-1-antitrypsin variants (MM normal, MZ heterozygous, ZZ deficient) to assess disease risk and guide therapy.
RVU Information
CPT 82104 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 82104?
CPT 82104 (Alpha-1-antitrypsin pheno) is a Pathology & Lab code. Phenotyping of alpha-1-antitrypsin using isoelectric focusing or other methods to identify specific protease inhibitor subtypes.
Who uses CPT code 82104?
CPT 82104 is used by Pathology, Genetics, Pulmonology. Identifies specific alpha-1-antitrypsin variants (MM normal, MZ heterozygous, ZZ deficient) to assess disease risk and guide therapy.
When is CPT 82104 used?
Identifies specific alpha-1-antitrypsin variants (MM normal, MZ heterozygous, ZZ deficient) to assess disease risk and guide therapy.
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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.