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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.
Holocarboxylase Synthetase Deficiency (HLCS , HCS) tests available.

Infantile Multiple Carboxylase Deficiency | Biotin Holocarboxylase Synthetase Deficiency | Early-Onset Biotin-Responsive Multiple Carboxylase Deficiency | Early-Onset Combined Carboxylase Deficiency | Early-Onset Multiple Carboxylase Deficiency

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Diagnostic Testing Familial Mutation/Variant Analysis Mutation Testing General Population Prenatal Diagnosis Presymptomatic Testing
Deletion/Duplication Analysis HLCS Deletion/Duplication Analysis
Test Code: 3543
Sequence & Deletion/Duplication Analysis HLCS Comprehensive - Sequence & Deletion/Duplication Analysis
Test Code: 3544
Sequence Analysis HLCS Sequence Analysis
Test Code: 3540
HLCS Sequence Analysis
Test Code: 3541

This test can only be performed if there is a previously identified familial mutation.
HLCS Sequence Analysis
Test Code: 3542

We require that the referring center consult with our laboratory genetic counselors regarding prenatal cases prior to submitting any samples. Please call 1-800-411-4363.


HLCS Sequence Analysis
Test Information: Confirmation of Clinical Diagnosis, Carrier Testing
Test Details
Test Code: 3540
Special Notes: If the mutation to be tested in this individual is one previously identified in an affected family member, please order test (#3541). Please see detailed requirements under this test code.
Technical Information
Methodology: Sequence analysis is performed in both forward and reverse directions
Gene Name: HLCS (HCS)
Protein Name: Biotin--protein ligase
Test Type: Sequence Analysis
Sample & Shipping Information
Test Requisition: Molecular Diagnostics
Specimen Type: Blood
Requirements: Draw blood in an EDTA (purple-top) tube(s) and send 3-5 cc (Adults/Children) and 3 cc (Infant<2yrs).
Shipping Conditions: Ship at room temperature in an insulated container by overnight courier. Do not heat or freeze.

Specimen Type: Saliva
Requirements: Collected with Oragene DNA Self-Collection Kit (provided by MGL with instruction).
Shipping Conditions: Ship at room temperature in an insulated container by overnight courier. Do not heat or freeze.

Turn Around Time: 28 days
Billing Information
List Price: *For Insurance or Institutional Prices, please call.
CPT Codes: 81406x1


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