Skip to Main Content

Contact Us

Main Customer Service Number
888.LAB.HCCL 
(888) 522-4225 
(209) 467-6430

Billing Address 
P.O. Box 742330 
Los Angeles, CA 90074

Main Fax Number
209.461.5499

Customer Service is available 24 hours a day. 


All of the following extensions can be reached by calling the customer service number. Choose option 2 (Customer Service) and ask for the extension.

  • Lab Director
  • Medical Director
  • Laboratory and Quality Services Rep
  • LIS Contact
  • Customer Service Supervisor
  • Technical Support Supervisors

LAB DIRECTOR

Gina Van Gundy, CLS, MT(ASCP), MBA-HM

[email protected]


MEDICAL DIRECTOR

Jeffrey McDavit, MD

[email protected]


EDUCATION AND QUALITY SERVICES REPRESENTATIVE

Denise Suen, CLS, MT(ASCP), MBA-HM

[email protected]


LABORATORY INFORMATION SYSTEM CONTACT

Melissa Shim

[email protected]


CUSTOMER SERVICE

Juan Avila

[email protected]


TECHNICAL SUPPORT

Xenia Bobis, CLS

Hematology/Coagulation Supervisor
[email protected] 

Aries Cabuang, CLS
Transfusion Dept.
[email protected] 

Jocelyn Galang, CLS
Microbiology Supervisor
[email protected]

Michael Jennings, CLS, M.T. (ASCP)
Chemistry Supervisor
[email protected]

Brittany Nordman, CLS, MT(ASCP), MBA-HM
Technical Supervisor
[email protected]

Robert Pajaro, CGMBS, CLSp(MB)
Clinical Molecular Dept.
[email protected]

Cynthia Quinonez
Support Services Supervisor
[email protected]

Namer Turiano Jr, CLS
General Lab Evening Supervisor
[email protected]