80159 Drug assay clozapine
Also known as: clozapine level, atypical antipsychotic level
Laboratory quantitative drug assay for clozapine to assess serum level for therapeutic drug monitoring in treatment-resistant psychosis.
In Plain Language
clozapine blood test; antipsychotic medication level
Clinical Context
Monitors clozapine levels in treatment-resistant schizophrenia; optimizes therapeutic benefit and minimizes agranulocytosis and other serious adverse effects.
RVU Information
CPT 80159 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 80159?
CPT 80159 (Drug assay clozapine) is a Pathology & Lab code. Laboratory quantitative drug assay for clozapine to assess serum level for therapeutic drug monitoring in treatment-resistant psychosis.
Who uses CPT code 80159?
CPT 80159 is used by Pathology, Psychiatry, Clinical Pharmacology. Monitors clozapine levels in treatment-resistant schizophrenia; optimizes therapeutic benefit and minimizes agranulocytosis and other serious adverse effects.
When is CPT 80159 used?
Monitors clozapine levels in treatment-resistant schizophrenia; optimizes therapeutic benefit and minimizes agranulocytosis and other serious adverse effects.
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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.