CMS Transmittal R13804DEMO: Update to GUIDE Model Appendices for July 2026
Multi-specialty
CPT procedure code
88341 — Immunohistochemistry, antibody stain procedure, each antibody
PathologyCPT
Code definition
Code
88341
Code system
CPT (Current Procedural Terminology)
Description
Immunohistochemistry, antibody stain procedure, each antibody
Category
Pathology
Short description sourced from CMS publicly available fee schedule data. Full CPT descriptions are copyright AMA. Not a substitute for the official CPT codebook.
Latest reimbursement alerts
No alerts currently reference 88341 directly. Here are the latest policy changes across all codes.
High
CMS Physician Fee Schedule
Physician Fee Schedule
CMS MAC Archives
General
Medicare Coverage Database - New Items
General
CMS Physician Fee Schedule
Physician Fee Schedule
CMS MAC Archives
General
Related CPT codes (883xx)
88300PathologySurgical pathology, gross examination only, Level I
88302PathologySurgical pathology, gross and micro exam, Level II
88304PathologySurgical pathology, gross and micro exam, Level III
88305PathologySurgical pathology, gross and micro exam, Level IV
88307PathologySurgical pathology, gross and micro exam, Level V
88309PathologySurgical pathology, gross and micro exam, Level VI
88311PathologyDecalcification procedure
88312PathologySpecial stain, Group I for microorganisms
88313PathologySpecial stain, Group II, all other
88314PathologySpecial stain, histochemical staining with frozen section
88321PathologyConsultation and report on referred slides
88323PathologyConsultation and report on referred material requiring prep
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