88358 Analysis tumor
Also known as: morphometric analysis tumor, tumor quantitative analysis
Morphometric and photometric analysis of tumor tissue for quantitative assessment of cellular features and diagnostic characteristics.
In Plain Language
tumor measurement and analysis; detailed cancer tissue examination
Clinical Context
Used for quantitative assessment of tumor cellularity, necrosis, and other morphologic features relevant to prognosis or classification.
RVU Breakdown
| Work RVU | 0.93 |
| Total RVU | 0.93 |
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 0.93, this code ranks in the 78th percentile among Pathology & Lab codes — 1.4x the median (0.68). The highest wRVU in this category is 2.78.
Specialties
Frequently Asked Questions
What is CPT code 88358?
CPT 88358 (Analysis tumor) is a Pathology & Lab code. Morphometric and photometric analysis of tumor tissue for quantitative assessment of cellular features and diagnostic characteristics.
Who uses CPT code 88358?
CPT 88358 is used by Pathology, Oncology. Used for quantitative assessment of tumor cellularity, necrosis, and other morphologic features relevant to prognosis or classification.
When is CPT 88358 used?
Used for quantitative assessment of tumor cellularity, necrosis, and other morphologic features relevant to prognosis or classification.
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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.