80198 Assay of theophylline
Also known as: theophylline level, bronchodilator level
Laboratory quantitative drug assay for theophylline to assess serum level for therapeutic drug monitoring in asthma and chronic obstructive pulmonary disease.
In Plain Language
theophylline blood test; asthma medication level
Clinical Context
Monitors theophylline levels for respiratory disease management; narrow therapeutic window requires frequent monitoring.
RVU Information
CPT 80198 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 80198?
CPT 80198 (Assay of theophylline) is a Pathology & Lab code. Laboratory quantitative drug assay for theophylline to assess serum level for therapeutic drug monitoring in asthma and chronic obstructive pulmonary disease.
Who uses CPT code 80198?
CPT 80198 is used by Pathology, Pulmonary Medicine, Clinical Pharmacology. Monitors theophylline levels for respiratory disease management; narrow therapeutic window requires frequent monitoring.
When is CPT 80198 used?
Monitors theophylline levels for respiratory disease management; narrow therapeutic window requires frequent monitoring.
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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.