The following are the New and Deleted Laboratory CPT codes for 2011.

Drug Testing

80104 Drug screen, qualitative; multiple drug classes other than chromatographic method, each procedure *This code may replace temporary HCPCS code G0430 on the 2011 Medicare Laboratory Fee Schedule.

Chemistry

82930 Gastric acid analysis, includes pH if performed, each specimen

83861 Microfluidic analysis utilizing an integrated collection and analysis device, tear osmolarity

84112 Placental alpha microglobulin-1 (PAMG-1), cervicovaginal secretion, qualitative

Hematology and Coagulation

85598 Phospholipid neutralization; hexagonal phospholipid

Immunology

86481 Tuberculosis test, cell mediated immunity antigen response measurement; enumeration of gamma interferon-producing T-cells in cell suspension

Transfusion Medicine

86902 Blood typing; antigen testing of donor blood using reagent serum, each antigen test

Microbiology

87501 Infectious agent detection by nucleic acid (DNA or RNA); influenza virus, reverse transcription and amplified probe technique, each type or subtype

87502 Infectious agent detection by nucleic acid (DNA or RNA); influenza virus, for multiple types or sub-types, reverse transcription and amplified probe technique, first 2 types or sub-types

87503 Infectious agent detection by nucleic acid (DNA or RNA); influenza virus, for multiple types or sub-types, multiplex reverse transcription and amplified probe technique, each additional influenza virus type or sub-type beyond 2 (List separately in addition to code for primary procedure)

87906 Infectious agent genotype analysis by nucleic acid (DNA or RNA); HIV-1, other region (eg, integrase, fusion)

HCPCS Codes The following temporary G codes were established internally by CMS for pricing on the CLFS:

GXXX1 Drug screen, other than chromatographic; any number of drug classes, per specimen

G9143 Pharmacogenomic testing for Warfarin response

G0432 Infectious agent antibody detection by enzyme immunoassay (EIA) technique, HIV-1 and/or HIV-2, screening

G0433 Infectious agent antibody detection by enzyme-linked immunosorbent assay (ELISA) technique, HIV-1 and/or HIV-2, screening

G0435 Infectious agent antibody detection by rapid antibody test, HIV-1 and/or HIV-2, screening

New CPT Codes Paid from Medicare Physician Fee Schedule

88120 Cytopathology, in situ hybridization (eg, FISH), urinary tract specimen with morphometric analysis, 3-5 molecular probes, each specimen; manual

88121 Cytopathology, in situ hybridization (eg, FISH), urinary tract specimen with morphometric analysis, 3-5 molecular probes, each specimen; using computer-assisted technology

88177 Cytopathology, evaluation of fine needle aspirate; immediate cytohistologic study to determine adequacy for diagnosis, each separate additional evaluation episode, same site (List separately in addition to code for primary procedure)

88363 Examination and selection of retrieved archival (ie, previously diagnosed) tissue(s) for molecular analysis (eg, KRAS mutational analysis)

88749 Unlisted in vivo (eg, transcutaneous) laboratory service Deleted CPT Codes

82926 Gastric acid, free and total, each specimen: replaced by 82930

82928 Gastric acid, free or total, each specimen: replaced by 82930

86903 Blood typing; antigen screening for compatible blood unit using reagent serum, per unit screened : replaced by 86902

89100 Duodenal intubation and aspiration; single specimen (eg, simple bile study or afferent loop culture) plus appropriate test procedure

89105 Duodenal intubation and aspiration; collection of multiple fractional specimens with pancreatic or gallbladder stimulation, single or double lumen tube

89130 Gastric intubation and aspiration, diagnostic, each specimen, for chemical analyses or cytopathology;

89132 Gastric intubation and aspiration, diagnostic, each specimen, for chemical analyses or cytopathology; after stimulation

89135 Gastric intubation, aspiration, and fractional collections (eg, gastric secretory study); 1 hour

89136 Gastric intubation, aspiration, and fractional collections (eg, gastric secretory study); 2 hours

89140 Gastric intubation, aspiration, and fractional collections (eg, gastric secretory study); 2 hours including gastric stimulation (eg, histalog, pentagastrin)

89141 Gastric intubation, aspiration, and fractional collections (eg, gastric secretory study); 3 hours, including gastric stimulation

Source: AMA