CPT® 80161, Under Therapeutic Drug Assays

The Current Procedural Terminology (CPT®) code 80161 as maintained by American Medical Association, is a medical procedural code under the range - Therapeutic Drug Assays.

Subscribe to Codify and get the code details in a flash.


The lab analyst performs the technical lab test to quantify the level of the –10,11–epoxide metabolite of carbamazepine in the patient specimen, such as serum. Carbamazepine is an anticonvulsant medication clinicians use for the treatment of epilepsy and some other neurologic and psychiatric disorders. The level of carbamazepine –10,11–epoxide in the patient specimen can be used to monitor possible toxicity of the medication.

For clinical responsibility, terminology, tips and additional info
start codify free trial.

View any code changes for 2021 as well as historical information on code creation and revision.
Combat the #1 denial reason - mismatched CPT-ICD-9 codes - with top Medicare carrier and private payer accepted diagnoses for the chosen CPT® code.
View the CPT® code's corresponding procedural code and DRG. In a click, check the DRG's IPPS allowable, length of stay, and more. To plug inpatient facility revenue drains, subscribe to DRG Coder today.
Crosswalk to an anesthesia code and its base units, and calculate payments in a snap! Subscribe to Anesthesia Coder today.
View matching HCPCS Level II codes and their definitions.