Corporate Office
5785 Corporate Avenue
Cypress, CA 90630-4726
Tel: (714) 947-8600
Toll Free: (800) 375–4692 / TTY: 711
Fax: (714) 947-8702
Email: info@healthsmartmso.com
Language Assistance available upon request.
Administration Mail
P.O. Box 6300
Cypress, CA 90630-6300
Claims Mail
P.O. Box 6301
Cypress, CA 90630-6301