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Fam Pract Manag. 2015;22(5):48

Author disclosure: no relevant financial affiliations disclosed.

Documenting time for preventive services

Drug screening in the office

Current Procedural Terminology (CPT)
80300 Drug screen, any number of drug classes from Drug Class List A*; any number of non-TLC devices or procedures (e.g., immunoassay) capable of being read by direct optical observation, including instrumented-assisted when performed (e.g., dipsticks, cups, cards, or cartridges), per date of service.
80301 Drug screen, any number of drug classes from Drug Class List A*; single drug class method, by instrumented test systems (e.g., discrete multichannel chemistry analyzers utilizing immunoassay or enzyme assay), per date of service.
Healthcare Common Procedure Coding System (HCPCS)
G0434 Drug screen, other than chromatographic; any number of drug classes, by CLIA waived test or moderate complexity test, per patient encounter. (Add modifier QW for waived test.)


Send questions and comments to, or add your comments below. While this department attempts to provide accurate information, some payers may not accept the advice given. Refer to the current CPT and ICD-10 coding manuals and payer policies.

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