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Genetic Labs

Houston, Texas

Genetic Laboratory
Baylor Genetics Laboratories
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Medical Genetics Test Details

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The American Medical Association (AMA) Current Procedural Terminology (CPT) codes and Healthcare Common Procedure Coding System (HCPCS) codes listed, are provided for informational purposes only. The codes reflect our interpretation of CPT/HCPCS coding requirements based upon AMA guidelines published annually. CPT/HCPCS codes are provided only as guidance to assist clients with billing. Baylor Genetics strongly recommends that clients confirm CPT/HCPCS codes with their Medicare Administrative Contractor (MAC) or other payer being billed, as requirements may differ. CPT coding is the sole responsibility of the billing party. Baylor Genetics assumes no responsibility for billing errors due to reliance on the CPT codes listed. Please direct any questions regarding CPT coding to the payer being billed.


Thymidine Determination - Plasma
Test Information: This test provides quantitative analysis of Thymidine in Plasma.

This test is useful for evaluation of patients suspected of MNGIE Disease.
Test Details
Test Code: 4330
Special Notes: Results from this test are not useful for Carrier Testing. Please note, carriers may have Thymidine levels in the normal range.
Technical Information
Methodology: Tandem Mass Spectroscopy
Gene Name: TYMP (ECGF1)
Protein Name: Thymidine phosphorylase
Test Type: Analyte Analysis
References Values or Ranges: Normal Range: <700 nM
Sample & Shipping Information
Test Requisition: Biochemical
Specimen Type: Plasma
Requirements: Draw blood in a Sodium Heparin (green-top) tube(s) and separate as soon as possible. Send 1-2 cc of plasma. Store the specimen frozen at -20C. Specimen may be stored frozen for up to 7 days.
Shipping Conditions: Ship frozen on 3-5 lbs of dry ice in an insulated container by overnight courier.

Turn Around Time: 15 days
Billing Information
List Price: *For Insurance or Institutional Prices, please call.
CPT Codes: 82542x1, 83789x1


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