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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.


TP53 Somatic Mutation, Prognostic
Test Information: May be useful in clinical research settings to evaluate progression of certain cancers.
Test Details
Test Code: 9055
Special Notes: Samples received will be tested by ARUP.
Technical Information
Methodology: Polymerase Chain Reaction/Sequencing
Gene Name: TP53 (LFS1, p53)
Protein Name: Cellular tumor antigen p53
Sample & Shipping Information
Test Requisition: Tumor Analysis
Specimen Type: Bone Marrow
Requirements: Draw bone marrow in an EDTA (purple-top) and send 3 mL (Min: 1 mL).
Shipping Conditions: Ship at refrigerated temperature in an insulated container by overnight courier. Specimen should arrive in the laboratory within 24 hrs of collection. Do not heat or freeze.

Unacceptable Conditions: Serum or plasma. Specimens collected in anticoagulants other than EDTA. Severely hemolyzed specimens. Frozen or clotted specimens.

Stability: Ambient: 72 hours; Refrigerated: 1 week; Frozen: Unacceptable

Specimen Type: FFPE - Tumor Block
Requirements: Paraffin-embedded, formalin-fixed tissue block containing adequate amounts of tumor to be analyzed. Please include a copy of corresponding surgical pathology report.
Shipping Conditions: Ship at ambient temperature (18-25C/64-77F). Also acceptable: Refrigerated. Protect paraffin tissue from excessive heat. Ship in cooled container during summer months.

Stability: Ambient: Indefinite; Refrigerated: Indefinite; Frozen: Unacceptable

Specimen Type: Whole Blood
Requirements: Draw whole blood in an EDTA (purple-top) and send 6 mL (Min: 3 mL)
Shipping Conditions: Ship at refrigerated temperature in an insulated container by overnight courier. Specimen should arrive in the laboratory within 24 hrs of collection. Do not heat or freeze.

Stability: Ambient: 72 hours; Refrigerated: 1 week; Frozen: Unacceptable

Turn Around Time: 4-10 days
Billing Information
List Price: *For Insurance or Institutional Prices, please call.
CPT Codes: 81405x1


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