81457 So neo gsap dna mcrstl ins
Also known as: microsatellite instability testing, MSI analysis
Somatic oncology gene sequence analysis with DNA microsatellite instability testing.
In Plain Language
genetic test for DNA mismatch problems in cancer
Clinical Context
Detects microsatellite instability in tumors indicating mismatch repair deficiency; predicts immunotherapy response and cancer risk.
RVU Information
CPT 81457 does not have a physician work RVU assigned by CMS. Reimbursement for this code is determined by payer-specific fee schedules.
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
This code has a work RVU of 0.00, meaning it does not have a physician work component assigned by CMS. In the Pathology & Lab category, 94% of codes share this characteristic.
Specialties
Frequently Asked Questions
What is CPT code 81457?
CPT 81457 (So neo gsap dna mcrstl ins) is a Pathology & Lab code. Somatic oncology gene sequence analysis with DNA microsatellite instability testing.
Who uses CPT code 81457?
CPT 81457 is used by oncology, molecular pathology, pathology. Detects microsatellite instability in tumors indicating mismatch repair deficiency; predicts immunotherapy response and cancer risk.
When is CPT 81457 used?
Detects microsatellite instability in tumors indicating mismatch repair deficiency; predicts immunotherapy response and cancer risk.
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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.