My Recent Searches
- No Recent Search.
My Tests Viewed
- No Test Viewed.
- Ordering Info
To view specimen requirements and codes please select your laboratory:
Not sure which laboratory serves your office? Call us 1-866-MYQUEST (1-866-697-8378)
2 mL serum
No additive (dark blue-top) tube • Plasma collected in: Sodium heparin (green-top) tube
Plastic screw-cap vial
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 10 months
Mass Spectrometry (MS)
|Quest Diagnostics Nichols Institute|
|14225 Newbrook Drive|
|Chantilly, VA 20153|
Set up: Mon-Sat a.m.; Report available: 2 days
Test is useful in the determination of certain genetic disorders and Vitamin B12 deficiency.
The Result and LOINC information listed below should not be used for electronic interface maintenance with Quest Diagnostics. Please contact the Quest Diagnostics Connectivity Help Desk for more information at 800-697-9302.NOTE: The codes listed in the table below are not orderable Test Codes.
|Result Name||LOINC Code||Component Name|
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
LOINC assignment is based on a combination of test attributes, including the method used by the performing laboratory. For tests not performed by Quest Diagnostics, codes are assigned by the performing laboratory.
* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.