Need assistance? Call Lab Tests Direct toll free at 1-877-402-4221 to speak with a customer service representative.
We will be happy to help you.
Customer Service Hours of Operation:
24 hours a day, 365 days a year
Customer Service Chat Hours:
Monday - Friday 8 a.m. to 8 p.m.
You can also send correspondence to:
HNL Lab Medicine
Corporate Headquarters/Core Lab
794 Roble Road
Allentown, PA 18109-9110
Please visit our Patient Locator to find a location near your.