Contact Us
is our interactive website that offers heart health resources, opportunities to interact with a Clinical Educator, test results, and tools to record and track progress toward patients' goals.

Contact Information

Customer Support and Payment
Berkeley HeartLab customer support hours of operation are Monday - Friday, 5:30 am to 5:30 pm PST. Please dial 800-432-7889, Option 2.

To contact customer support at Quest Diagnostics, please dial 866-MyQUEST (866-697-8378) or go to

Payments to Berkeley HeartLab should be accompanied by a copy of your EOB (Explanation of Benefits) and mailed to:

Berkeley HeartLab, Inc.
PO Box 742348
Los Angeles, CA 90074-2348