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

83864 Mucopolysaccharides

Pathology & Lab

Also known as: mucopolysaccharides assay, MPS urine

Qualitative or quantitative detection of mucopolysaccharides in urine, blood, or cerebrospinal fluid using chromatographic methods.

In Plain Language

storage disorder screening; genetic disease marker

Clinical Context

Screening for mucopolysaccharidoses including Hurler, Hunter, and Morquio syndromes. Elevated urinary MPS may indicate lysosomal storage disease.

RVU Information

CPT 83864 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

PathologyGeneticsPediatrics

Frequently Asked Questions

What is CPT code 83864?

CPT 83864 (Mucopolysaccharides) is a Pathology & Lab code. Qualitative or quantitative detection of mucopolysaccharides in urine, blood, or cerebrospinal fluid using chromatographic methods.

Who uses CPT code 83864?

CPT 83864 is used by Pathology, Genetics, Pediatrics. Screening for mucopolysaccharidoses including Hurler, Hunter, and Morquio syndromes. Elevated urinary MPS may indicate lysosomal storage disease.

When is CPT 83864 used?

Screening for mucopolysaccharidoses including Hurler, Hunter, and Morquio syndromes. Elevated urinary MPS may indicate lysosomal storage disease.

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.