88350 Imfluor each additional 1antb stn procedures
Also known as: immunofluorescence additional antibody add-on, IF each add-on antibody
Immunofluorescence microscopy for each additional antibody beyond the first applied to tissue specimen.
In Plain Language
additional fluorescent antibody staining
Clinical Context
Add-on code when multiple immunofluorescent antibodies are needed for comprehensive renal or other tissue diagnosis.
RVU Breakdown
| Work RVU | 0.58 |
| Total RVU | 0.58 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Lab and pathology codes require an order from the treating provider with clinical indication. For molecular pathology and genetic testing, document the specific analytes tested and clinical rationale.
How This Code Compares
With a work RVU of 0.58, this code ranks in the 47th percentile among Pathology & Lab codes — 1.2x below the median (0.68). The highest wRVU in this category is 2.78.
Specialties
Frequently Asked Questions
What is CPT code 88350?
CPT 88350 (Imfluor each additional 1antb stn procedures) is a Pathology & Lab code. Immunofluorescence microscopy for each additional antibody beyond the first applied to tissue specimen.
Who uses CPT code 88350?
CPT 88350 is used by Pathology, Nephropathology. Add-on code when multiple immunofluorescent antibodies are needed for comprehensive renal or other tissue diagnosis.
When is CPT 88350 used?
Add-on code when multiple immunofluorescent antibodies are needed for comprehensive renal or other tissue diagnosis.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.