88189 Flowcytometry/read 16 & >
Also known as: flow cytometry 16+
Flow cytometry analysis with reading and interpretation of 16 or more parameters.
In Plain Language
16+ antibody blood test
Clinical Context
Complex multiparameter flow cytometric analysis using 16 or more fluorescent markers.
RVU Breakdown
| Work RVU | 1.66 |
| Total RVU | 1.66 |
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 1.66, this code ranks in the 93rd percentile among Pathology & Lab codes — 2.5x the median (0.68). The highest wRVU in this category is 2.78.
Specialties
Frequently Asked Questions
What is CPT code 88189?
CPT 88189 (Flowcytometry/read 16 & >) is a Pathology & Lab code. Flow cytometry analysis with reading and interpretation of 16 or more parameters.
Who uses CPT code 88189?
CPT 88189 is used by hematopathology, clinical pathology, oncology. Complex multiparameter flow cytometric analysis using 16 or more fluorescent markers.
When is CPT 88189 used?
Complex multiparameter flow cytometric analysis using 16 or more fluorescent markers.
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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.