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JAK2 Exon 12-13 Mutation Analysis

  • Molecular

This test uses RT-PCR and bi-directional sequencing of JAK2 Exons 12-13 to detect mutations in the pseudokinase domain.

Test Customization: Plasma testing available for increased sensitivity.

Test Recommendation: Add JAK2 V617F testing.

Turnaround time
7 Days

Level of Service

  • Global
New York Approved: Yes

Specimen Requirements

Bone Marrow Aspirate: 2 mL in EDTA tube.
Peripheral Blood: 5 mL in EDTA tube.
Note: Test is RNA-based. Please select Extract & Hold - RNA If specimen hold service is desired.

Storage and Transportation

Use cold pack for transport, making sure cold pack is not in direct contact with specimen. Ship same day as drawn whenever possible. NYS clients please provide date and time of Collection. Please select Extract & Hold - RNA if specimen hold service is desired.

CPT Code(s)*

81279 (as of 01/01/2021); Prior to CPT Code was 81403

*The CPT codes provided with our test descriptions are based on AMA guidelines and are for informational purposes only. Correct CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed.

Last Updated: August 05, 2025

Get in touch

Our Client Services team is on hand to help. Please call us at 866.776.5907, Option 3.