JK12P – “JAK2 Exon 12 Mutation Analysis by PCR” replaced by JAK2P – “JAK2 Exon 12 Mutation Analysis by PCR”

Back to Test Updates

Inactivated/Replace Test

Effective Date

11/13/2023

Included in Report

WML Test Directory Update | November 2023

Notes

ARUP # 2002357
Rebuild due to addition of component. Source added.

Inactivated Test Details

Mnemonic

JK12P

Ordering Code

3623000

CPT-4 Codes(s)

81279

Replacement Test Details

Mnemonic

JAK2P

Ordering Code

3600302

CPT-4 Codes(s)

81279

Turnaround Time
5 - 11 days
Performed
Varies
Legacy Code
JAK2P

Specimen Information

Collect

Lavender EDTA

Specimen Preparation

Send 5.0 mL whole blood.

Alternate Specimen

Bone marrow: Lavender EDTA - 3.0 mL

Minimum Volume

Whole blood: 1.0 mL; Bone marrow: 1.0 mL

Transport Temperature

Refrigerated

Rejection Criteria

Plasma, serum, FFPE tissue blocks/slides, frozen tissue, specimens collected in anticoagulants other than EDTA. Clotted or grossly hemolyzed specimens.

Stability

Whole blood, Bone marrow:
Room temperature: 24 hours
Refrigerated: 4 days
Frozen: Unacceptable

Methodology

Polymerase Chain Reaction (PCR)
more

Reference Range

See report
more

Performing Laboratory

ARUP
more

New York DOH Approval Status

Yes
more

Interface Map for JAK2P

Test Name Ordering Code Result Code Component Name LOINC Code AOE Prompt Units
JAK2 Exon 12 Mutation Analysis by PCR3600302
3600303 JAK2 EX12, Source31208-2No
3600304JAK2 Exon 12 Mutation Analysis by PCR63421-2No

The CPT codes provided are for general informational purposes only and are based on an interpretation of AMA guidance. It is the sole responsibility of the billing party to determine CPT codes. Any questions regarding coding should be directed to the paying party.

Need Help?

We can help you find the right test or let you know if we have a fulfillment partner.

Contact Us