Home
Career Stage
Medical Students Residents Attendings CPT Codes Resources Blog Support

81293 Mlh1 gene known variants

Pathology & Lab

Also known as: MLH1 familial variant testing, MLH1 family screening

Mutator S Homolog 1 (MLH1) gene analysis for known familial variants to facilitate screening of family members with Lynch syndrome.

In Plain Language

Family member Lynch syndrome test; Inherited cancer screening

Clinical Context

Targeted testing of family members for previously identified MLH1 variants. Improves efficiency and accuracy of Lynch syndrome diagnosis in families.

RVU Information

CPT 81293 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

PathologyOncologyGastroenterology

Frequently Asked Questions

What is CPT code 81293?

CPT 81293 (Mlh1 gene known variants) is a Pathology & Lab code. Mutator S Homolog 1 (MLH1) gene analysis for known familial variants to facilitate screening of family members with Lynch syndrome.

Who uses CPT code 81293?

CPT 81293 is used by Pathology, Oncology, Gastroenterology. Targeted testing of family members for previously identified MLH1 variants. Improves efficiency and accuracy of Lynch syndrome diagnosis in families.

When is CPT 81293 used?

Targeted testing of family members for previously identified MLH1 variants. Improves efficiency and accuracy of Lynch syndrome diagnosis in families.

Track This Code in RVU Edge

Log procedures, calculate wRVUs, and benchmark against national data — all in one app.

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.