Helpful Phone Numbers

Helpful Phone Numbers  

Important Resources and Contact Information

Caltech Retiree Service Center

Enrollment service center for all plans

Phone: 1-855-251-0910
Hours: M-F 5:30a-6p PT
Website: http://www.caltechretireebenefits.com/

 

Aetna Member Services

Medicare

Phone: 1-888-267-2637
Hours: M-F 8a-8p All Time Zones
Website: http://www.aetna.com

 

Non-Medicare

Phone: 1-800-328-9933
Hours: M-F 8a-6p All Time Zones
Website: http://www.aetna.com

 

Dental

Phone: 1-877-238-6200
Hours: M-F 8a-6p All Time Zones
Website: http://www.aetna.com

 

Vision Plan

Phone: 1-877-973-3238
Hours: M-Sat 4:30a-8p, Sun 8a-5p PT
Website: http://www.aetna.com

 

Kaiser Member Services

Existing Members

Phone: 1-800-464-4000
Hours: M-F 8a-7p PT
Website: http://www.kp.org

 

Potential or New Members

Phone: 1-877-547-4909
Hours: M-F 8a-7p PT
Website: http://www.kp.org/newmember

 

DeltaCare Dental HMO

Phone: 1-800-422-4234
Hours: M-F 8a-6p PT
Website: http://www.deltadentalins.com/deltacareusa/

 

Discovery Benefits

HRA All Plans

Phone: 1-844-561-1334
Hours: M-F 5:30a-5p PT
Fax: 1-866-451-3245
Website: http://www.discoverybenefits.com