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Official Description

Drug(s) or substance(s), definitive, qualitative or quantitative, not otherwise specified; 4-6

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 80376 refers to a laboratory test that is conducted to definitively, qualitatively, or quantitatively measure drug(s) or substance(s) that are not otherwise specified. This code is specifically utilized when the testing involves a range of four to six different drugs or compounds. The methodologies employed in these tests are advanced and may include techniques such as gas chromatography, liquid chromatography, and tandem mass spectrometry, either individually or in combination. These methods are essential for accurately identifying and quantifying the presence of various substances in a patient sample. It is important to note that this code is part of a broader coding system where different codes are assigned based on the number of substances being tested: CPT® Code 80375 is designated for tests involving one to three substances, while CPT® Code 80377 is applicable for tests that identify seven or more substances. This structured approach to coding ensures clarity and precision in laboratory testing and reporting.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

The CPT® Code 80376 is indicated for use in situations where there is a need to perform a laboratory test to measure the presence of multiple drugs or substances in a patient sample. This may include scenarios where a healthcare provider suspects substance use, monitors therapeutic drug levels, or evaluates potential drug interactions. The specific indications for this code include:

  • Substance Use Monitoring Testing may be performed to monitor patients for the use of illicit drugs or to ensure compliance with prescribed medications.
  • Therapeutic Drug Monitoring This test can be used to measure the levels of medications in a patient's system to ensure they are within the therapeutic range.
  • Evaluation of Drug Interactions The test may be indicated when there is a concern about potential interactions between multiple substances that a patient may be taking.

2. Procedure

The procedure associated with CPT® Code 80376 involves several key steps to ensure accurate testing of the specified drugs or substances. The procedural steps include:

  • Sample Collection A biological sample, typically urine, blood, or saliva, is collected from the patient. The method of collection must adhere to standard protocols to avoid contamination and ensure the integrity of the sample.
  • Sample Preparation The collected sample undergoes preparation, which may involve processes such as centrifugation or filtration to isolate the substances of interest. This step is crucial for accurate analysis.
  • Analytical Testing The prepared sample is subjected to analytical testing using methodologies such as gas chromatography, liquid chromatography, or tandem mass spectrometry. These techniques allow for the definitive identification and quantification of the drugs or substances present in the sample.
  • Data Analysis The results obtained from the analytical testing are analyzed to determine the presence and concentration of the specified drugs or substances. This analysis is performed by qualified laboratory personnel who ensure the accuracy of the results.
  • Reporting Finally, the results are compiled into a report that details the findings, including the specific drugs or substances detected and their respective concentrations. This report is then provided to the healthcare provider for further evaluation and decision-making.

3. Post-Procedure

After the procedure associated with CPT® Code 80376, the patient may not require any specific post-procedure care, as the testing is non-invasive and typically involves only the collection of a sample. However, it is essential for healthcare providers to review the results thoroughly and discuss them with the patient. Depending on the findings, further actions may be necessary, such as adjusting medication dosages, initiating treatment for substance use disorders, or conducting additional tests. Continuous monitoring may also be recommended based on the results to ensure patient safety and effective management of their health conditions.

Short Descr DRUG/SUBSTANCE NOS 4-6
Medium Descr DRUG/SUBSTANCE DEFINITIVE QUAL/QUANT NOS 4-6
Long Descr Drug(s) or substance(s), definitive, qualitative or quantitative, not otherwise specified; 4-6
Status Code Not Valid for Medicare Purposes
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 9 - Not Applicable
Multiple Procedures (51) 9 - Concept does not apply.
Bilateral Surgery (50) 9 - Concept does not apply.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 9 - Concept does not apply.
Co-Surgeons (62) 9 - Concept does not apply.
Team Surgery (66) 9 - Concept does not apply.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Code Not Recognized by OPPS when submitted on Outpatient Hospital Part B Bill Type (12x/13x)
Type of Service (TOS) 5 - Diagnostic Laboratory
Berenson-Eggers TOS (BETOS) T2D - Other tests - other
MUE 1
SA Nurse practitioner rendering service in collaboration with a physician
Date
Action
Notes
2015-01-01 Added Added
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