CPT 88000–88749 codes: Pathology and laboratory

This range contains 133 CPT Category I codes in the 2026 CMS fee schedule data, 66 of which carry work RVUs. Select a code to see its full RVU breakdown, Medicare status and related codes.

  • CPT 88000 — Autopsy (necropsy) gross
  • CPT 88005 — Autopsy (necropsy) gross
  • CPT 88007 — Autopsy (necropsy) gross
  • CPT 88012 — Autopsy (necropsy) gross
  • CPT 88014 — Autopsy (necropsy) gross
  • CPT 88016 — Autopsy (necropsy) gross
  • CPT 88020 — Autopsy (necropsy) complete
  • CPT 88025 — Autopsy (necropsy) complete
  • CPT 88027 — Autopsy (necropsy) complete
  • CPT 88028 — Autopsy (necropsy) complete
  • CPT 88029 — Autopsy (necropsy) complete
  • CPT 88036 — Limited autopsy
  • CPT 88037 — Limited autopsy
  • CPT 88040 — Forensic autopsy (necropsy)
  • CPT 88045 — Coroners autopsy (necropsy)
  • CPT 88099 — Unlisted necropsy (autopsy)
  • CPT 88104 — Cytopathology of fluids or non-gynecologic smears (0.55 wRVUs)
  • CPT 88106 — Cytopathology of fluids or non-gynecologic simple filter method (0.36 wRVUs)
  • CPT 88108 — Concentrating a fluid sample for cytology examination (0.43 wRVUs)
  • CPT 88112 — Special processing to concentrate cells for a cytology (Pap-type) slide (0.55 wRVUs)
  • CPT 88120 — Cytopathology of urine, 3-5 molecular probes, each specimen (1.17 wRVUs)
  • CPT 88121 — Cytopathology of urine, 3-5 molecular probes, using computer-assisted technology (0.98 wRVUs)
  • CPT 88125 — Forensic cytopathology (0.25 wRVUs)
  • CPT 88130 — Sex chromatin identification
  • CPT 88140 — Sex chromatin identification
  • CPT 88141 — Cytopathology of cervical or vaginal smear, interpretation (0.25 wRVUs)
  • CPT 88142 — Cytopath c/v thin layer
  • CPT 88143 — Cytopath c/v thin layer redo
  • CPT 88147 — Cytopath c/v automated
  • CPT 88148 — Cytopath c/v auto rescreen
  • CPT 88150 — Cytopath c/v manual
  • CPT 88152 — Cytopath c/v auto redo
  • CPT 88153 — Cytopath c/v redo
  • CPT 88155 — Cytopath c/v index add-on
  • CPT 88160 — Cytopathology of smear from other source, screening and interpretation (0.49 wRVUs)
  • CPT 88161 — Cytopathology of smear from other source, preparation, screening and interpretation (0.49 wRVUs)
  • CPT 88162 — Cytopathology of smear from other source, extended study (0.74 wRVUs)
  • CPT 88164 — Cytopath tbs c/v manual
  • CPT 88165 — Cytopath tbs c/v redo
  • CPT 88166 — Cytopath tbs c/v auto redo
  • CPT 88167 — Cytopath tbs c/v select
  • CPT 88172 — Pathologist's on-site adequacy check of a fine-needle aspiration sample, first site (0.67 wRVUs)
  • CPT 88173 — Pathologist's written report on a fine-needle aspiration sample (1.36 wRVUs)
  • CPT 88174 — Cytopath c/v auto in fluid
  • CPT 88175 — Cytopath c/v auto fluid redo
  • CPT 88177 — Add-on: cytopathology fine needle aspiration evaluation, each additional site (0.41 wRVUs)
  • CPT 88182 — Flow cytometry, cell cycle or DNA analysis (0.75 wRVUs)
  • CPT 88184 — Flowcytometry/ tc 1 marker
  • CPT 88185 — Flowcytometry/tc add-on
  • CPT 88187 — Flow cytometry interpretation covering 2 to 8 markers (0.72 wRVUs)
  • CPT 88188 — Flow cytometry interpretation covering 9 to 15 markers (1.17 wRVUs)
  • CPT 88189 — Flow cytometry analysis interpreting 16 or more cell markers (1.66 wRVUs)
  • CPT 88199 — Unlisted cytopathology px
  • CPT 88230 — Tissue culture lymphocyte
  • CPT 88233 — Tissue culture skin/biopsy
  • CPT 88235 — Tissue culture placenta
  • CPT 88237 — Tissue culture bone marrow
  • CPT 88239 — Tissue culture tumor
  • CPT 88240 — Cell cryopreserve/storage
  • CPT 88241 — Frozen cell preparation
  • CPT 88245 — Chromosome analysis 20-25
  • CPT 88248 — Chromosome analysis 50-100
  • CPT 88249 — Chromosome analysis 100
  • CPT 88261 — Chromosome analysis 5
  • CPT 88262 — Chromosome analysis 15-20
  • CPT 88263 — Chromosome analysis 45
  • CPT 88264 — Chromosome analysis 20-25
  • CPT 88267 — Chromosome analys placenta
  • CPT 88269 — Chromosome analys amniotic
  • CPT 88271 — Cytogenetics dna probe
  • CPT 88272 — Cytogenetics 3-5
  • CPT 88273 — Cytogenetics 10-30
  • CPT 88274 — Cytogenetics 25-99
  • CPT 88275 — Cytogenetics 100-300
  • CPT 88280 — Chromosome karyotype study
  • CPT 88283 — Chromosome banding study
  • CPT 88285 — Chromosome count additional
  • CPT 88289 — Chromosome study additional
  • CPT 88291 — Cytogenetics and molecular cytogenetics interpretation and report (0.51 wRVUs)
  • CPT 88299 — Unlisted cytogenetic study
  • CPT 88300 — Pathologist's gross-only exam of a tissue specimen (no microscope work) (0.08 wRVUs)
  • CPT 88302 — Pathologist examines a tissue sample under the microscope (level II specimen) (0.13 wRVUs)
  • CPT 88304 — Pathologist examines a tissue sample under the microscope (level III specimen) (0.21 wRVUs)
  • CPT 88305 — Pathologist examines a tissue sample under the microscope (level IV specimen) (0.73 wRVUs)
  • CPT 88307 — Pathologist examines a tissue sample under the microscope (level V specimen) (1.55 wRVUs)
  • CPT 88309 — Pathologist examines a tissue sample under the microscope (level VI specimen, most complex) (2.73 wRVUs)
  • CPT 88311 — Special decalcification processing of a bone or calcified tissue sample (0.23 wRVUs)
  • CPT 88312 — Extra special microscope stain from group 1 applied to a tissue slide (0.53 wRVUs)
  • CPT 88313 — Extra special microscope stain from group 2 applied to a tissue slide (0.23 wRVUs)
  • CPT 88314 — Add-on: histochemical staining with frozen tissue block (0.44 wRVUs)
  • CPT 88319 — Enzyme histochemistry for enzyme constituents (0.52 wRVUs)
  • CPT 88321 — Pathology consultation and report on referred slides prepared elsewhere (1.59 wRVUs)
  • CPT 88323 — Pathology consultation and report on referred material requiring preparation of slides (1.78 wRVUs)
  • CPT 88325 — Pathology consultation, comprehensive with review of records and specimens (2.78 wRVUs)
  • CPT 88329 — Pathology consultation during surgery (0.65 wRVUs)
  • CPT 88331 — Pathologist's during-surgery consult on one tissue block from one site (frozen section) (1.16 wRVUs)
  • CPT 88332 — Add-on: additional intraoperative pathology tissue block examined (0.58 wRVUs)
  • CPT 88333 — Pathologist's consult on a frozen-section cytology sample during surgery, first site (1.17 wRVUs)
  • CPT 88334 — Pathologist looks at cells from surgical tissue under a microscope in the OR (each additional site) (0.71 wRVUs)
  • CPT 88341 — Extra antibody stain added to the same tissue slide alongside the first one (0.55 wRVUs)
  • CPT 88342 — Lab stains a tissue slide with the first antibody to look for specific cell markers (0.68 wRVUs)
  • CPT 88344 — Each additional antibody stain used on a multiplex tissue slide (0.75 wRVUs)
  • CPT 88346 — Immunofluorescence per specimen, initial single antibody stain procedure (0.72 wRVUs)
  • CPT 88348 — Electron microscopy, diagnostic (1.47 wRVUs)
  • CPT 88350 — Add-on: immunofluorescence per specimen, each additional single antibody stain procedure (0.58 wRVUs)
  • CPT 88355 — Morphometric analysis of skeletal muscle (1.80 wRVUs)
  • CPT 88356 — Morphometric analysis of nerve (2.73 wRVUs)
  • CPT 88358 — Morphometric analysis of tumor (0.93 wRVUs)
  • CPT 88360 — Manually read tumor marker stain done by the pathologist under the microscope (0.83 wRVUs)
  • CPT 88361 — Automated tumor marker stain read with computer image analysis (0.93 wRVUs)
  • CPT 88362 — Nerve teasing preparations (2.12 wRVUs)
  • CPT 88363 — Exam of archived tissue for molecular analysis (0.36 wRVUs)
  • CPT 88364 — In situ hybridization, manual, each probe (0.68 wRVUs)
  • CPT 88365 — Special lab stain (FISH) used on a tissue sample to detect specific genes (0.86 wRVUs)
  • CPT 88366 — In situ hybridization, multiplex, each probe (1.21 wRVUs)
  • CPT 88367 — Automated in-situ hybridization test for gene abnormalities (0.71 wRVUs)
  • CPT 88368 — Manual in-situ hybridization test for gene abnormalities (0.86 wRVUs)
  • CPT 88369 — Morphometric analysis, in situ hybridization, quantitative or semiquantitative, manual, each probe (0.68 wRVUs)
  • CPT 88371 — Protein analysis by Western blot of tissue preparation, immunological probe for antibodies (0.36 wRVUs)
  • CPT 88372 — Protein analysis of tissue by Western blot with interpretation and report (0.36 wRVUs)
  • CPT 88373 — Morphometric in situ hybridization, quantitative, computer-assisted, each probe (0.57 wRVUs)
  • CPT 88374 — Morphometric in situ hybridization, manual and computer-assisted, each probe (0.91 wRVUs)
  • CPT 88375 — Optical endomicroscopic image interpretation and report (0.89 wRVUs)
  • CPT 88377 — Manually interpreted in-situ hybridization on tissue, quantitative or semi-quantitative (1.37 wRVUs)
  • CPT 88380 — Microdissection by laser capture (1.11 wRVUs)
  • CPT 88381 — Microdissection by manual technique (0.52 wRVUs)
  • CPT 88387 — Macroscopic examination, dissection and preparation of tissue for non-microscopic analytical studies (0.60 wRVUs)
  • CPT 88399 — Unlisted surgical path px
  • CPT 88720 — Bilirubin total transcut
  • CPT 88738 — Hgb quant transcutaneous
  • CPT 88740 — Transcutaneous carboxyhb
  • CPT 88741 — Transcutaneous methb
  • CPT 88749 — Unlisted in vivo lab service

← CPT 87003–87999 · CPT 89049–89398 →

Browse the full CPT & HCPCS code directory