Antimicrobial Susceptibility StudiesAntimicrobial susceptibility testing procedures determining organism sensitivity to antibiotics using dilution, disk diffusion, or automated methods. CPT range 87181–87197 focused on susceptibility testing and reporting for bacterial isolates.Codes 87181–87197Total Codes: 10Updated 5/4/2026Standalone
Examination, Homogenization and Concentration ProceduresSpecimen processing procedures including homogenization, concentration, and preparation steps to enhance detection of microorganisms. CPT range 87164–87177 addressing examination, homogenization, concentration, and related preparatory microbiology codes.Codes 87164–87177Total Codes: 7Updated 5/4/2026Standalone
Infectious Agent Antigen DetectionAntigen detection assays for infectious agents using immunoassays, rapid tests, and other direct antigen methods. CPT range 87260–87899 encompassing infectious agent antigen detection and related rapid diagnostic codes.Codes 87260–87899Total Codes: 168Updated 5/4/2026Standalone
Inoculation and Concentration ProceduresInoculation and concentration microbiology procedures that prepare specimens for culture to improve organism recovery. CPT range 87003–87015 including inoculation, concentration, and direct preparation codes for microbiologic cultures.Codes 87003–87015Total Codes: 2Updated 5/4/2026Standalone
Microbiology Culture and Typing ProceduresMicrobiology culture and typing services for organism isolation, identification, and phenotypic characterization. CPT range 87040–87158 covering bacterial culture, identification techniques, and organism typing procedures.Codes 87040–87158Total Codes: 31Updated 5/4/2026Standalone
Phenotype and Genotype-Infectious AgentsPhenotypic and genotypic testing for infectious agents including molecular identification and resistance gene detection. CPT range 87900–87999 focused on phenotype and genotype assays for pathogens.Codes 87900–87999Total Codes: 11Updated 5/4/2026Standalone
Primary Source Smear ProceduresPrimary source smear procedures preparing and staining direct smears for microscopic identification of organisms. CPT range 87205–87210 which includes primary source smear preparation and microscopic evaluation codes.Codes 87205–87210Total Codes: 5Updated 5/4/2026Standalone
Tissue Examination and Culture ProceduresTissue examination and culture procedures involving microscopic evaluation and culture of tissue samples for pathogens. CPT range 87220–87230 covering tissue specimen culture, staining, and microscopic diagnostic techniques.Codes 87220–87230Total Codes: 2Updated 5/4/2026Standalone
Virus Isolation ProceduresVirus isolation techniques for culturing and detecting viral pathogens from clinical specimens. CPT range 87250–87255 which specifies virus isolation procedures and related viral culture methods.Codes 87250–87255Total Codes: 5Updated 5/4/2026Standalone