City Contact List for COSA Retirees

Access2Care (Medicare Transportation Benefit)
(855) 814-1699

Aetna (post-65/Medicare Advantage health insurance plan)
(800) 338-4533

Blue Cross and Blue Shield of Texas (CDHP PPO, HMO & PPO) (pre-65/non-Medicare health insurance plan)
Phone: (800) 521-2227
Onsite Service Representative: (210) 207-0103

City of San Antonio Human Resources Customer Service (for retiree benefits)
Phone: (210) 207-8705
Fax: (210) 207-1455
Email: or

City of San Antonio Retiree Liaison/Benefits Customer Service
Phone: (210) 207-0073
Alan Janzen
Sara Mata
Ann Solis

City of San Antonio and/or RECOSA Meetings & Events RSVP
Retiree RSVP Line: (210) 207-7000

City of San Antonio Government Channel/TVSA (to view city council, council committee, and board & commission meetings)

Consumer Medical (for Pre-65 Non-Medicare Retirees on Blue Cross and Blue Shield of Texas) (expert medical opinion and clinical advocacy to individuals diagnosed with a serious medical condition)
(888) 361-3944

Delta Dental (DHMO & PPO)
(888) 216-8566

Humana Dental (DHMO & PPO)
(855) 330-8060

HSA Bank (Health Savings Account)
(855) 731-5220

Mission Square Retirement (formerly ICMA-RC) (IRS 457 Plan)
(800) 669-7400

Nationwide Retirement (IRS 457 Plan)
(877) 677-3678

Social Security Administration (SSA)
(800) 772-1213

Texas Municipal Retirement System (TMRS)
(800) 924-8677

VSP (Vision Service Plan)
(800) 400-4569

If you have any unanswered questions or issues with the City of San Antonio related to retiree benefits, you may contact RECOSA by email at or by phone at (210) 504-9567 (please leave a message and someone will return your call promptly).

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