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

81274 Htt gene charac alleles

Pathology & Lab

Also known as: HTT allele characterization, CAG repeat length determination

Huntingtin (HTT) gene characterization of alleles to determine CAG repeat size and classify disease risk or severity in Huntington's disease.

In Plain Language

Huntington's disease severity assessment; Disease progression prediction

Clinical Context

Characterizes HTT allele repeat numbers to provide risk stratification and prognosis. Larger repeats correlate with earlier onset and faster disease progression.

RVU Information

CPT 81274 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

PathologyNeurologyGenetics

Frequently Asked Questions

What is CPT code 81274?

CPT 81274 (Htt gene charac alleles) is a Pathology & Lab code. Huntingtin (HTT) gene characterization of alleles to determine CAG repeat size and classify disease risk or severity in Huntington's disease.

Who uses CPT code 81274?

CPT 81274 is used by Pathology, Neurology, Genetics. Characterizes HTT allele repeat numbers to provide risk stratification and prognosis. Larger repeats correlate with earlier onset and faster disease progression.

When is CPT 81274 used?

Characterizes HTT allele repeat numbers to provide risk stratification and prognosis. Larger repeats correlate with earlier onset and faster disease progression.

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.