Medicare in Bexar County
Bexar County includes San Antonio, the county seat, and neighboring communities across the county. The U.S. Census Bureau’s 2023 population estimates count about 273,263 residents age 65 and older in the county (source: U.S. Census Bureau, 2023 population estimates).
Bexar County’s hospital district is University Health, whose academic hospital is University Hospital. Methodist Healthcare System also operates Methodist Hospital at 7700 Floyd Curl Dr. in the South Texas Medical Center.
Medicare Advantage and Part D plan availability and provider networks are set county by county, so the plans open to you in Bexar County may differ from those in a neighboring county. We check the options for your ZIP code, your doctors and your prescriptions before you decide. We are not based in Bexar County; we help Bexar County residents by phone or video call.
Medicare in Bexar County by the numbers
| Bexar County | Texas | |
|---|---|---|
| Residents age 65 and older | 273,263 | 4,188,063 statewide |
| Share of residents age 65+ | 13.1% | 13.7% statewide |
| People with Medicare | 344,644 | 5,048,909 statewide |
| Enrolled in Medicare Advantage | 203,348 | 2,770,279 statewide |
| Medicare Advantage share | 59.0% | 54.9% statewide |
Sources: Census Bureau 2023 estimates and CMS Medicare Advantage penetration, September 2026.
Among Texas’s 254 counties, Bexar County comes in 4th for residents age 65 and up (273,263). Older adults make up 13.1% of the population here; the state figure is 13.7%. Another 106,432 residents are age 60 to 64 and will reach Medicare eligibility within about five years (see our turning 65 guide). By age, the 65-and-older group splits 60% ages 65 to 74, 31% ages 75 to 84 and 9% age 85 and up (Census 2023). About 59.0% of people with Medicare in Bexar County are enrolled in a Medicare Advantage plan. That is close to the Texas average of 54.9%. What most people do in a county is less important than what fits you. We weigh Medicare Advantage against Original Medicare with Medigap using your doctors, your drugs and your budget.
Who has Medicare in Bexar County
Bexar County is a metro county; the U.S. Department of Agriculture describes it as: counties in metro areas of 1 million population or more. Metro counties usually have more hospitals and more insurers competing for Medicare members, so there can be more plans to compare.
CMS counts 335,144 Medicare beneficiaries in Bexar County (2023). Their average age is 73, about the same as the Texas average of 73. About 9% are “dual eligible,” meaning they have both Medicare and Medicaid, lower than the state figure of 11%.
Among people in Original Medicare in Bexar County, CMS reported about 509 emergency room visits and 203 inpatient hospital stays per 1,000 beneficiaries in 2023, which is lower than the state average for emergency visits (580) and close to it for hospital stays (226). About 9% received home health care. These figures describe how people use care under Original Medicare; they do not show what any plan covers or costs.
Sources: CMS Medicare Geographic Variation, 2023; USDA Rural-Urban Continuum Codes, 2023.
Bexar County: communities and ZIP codes
People in Bexar County live in communities such as San Antonio (1,495,285), Converse (30,321), Universal City (20,028), Live Oak (15,988), Leon Valley (11,337), Helotes (9,952) (2023 population estimates, counting only the part of each community that lies inside the county).
We look up plans by ZIP code. In Bexar County, that means areas such as 78002, 78023, 78073, 78101, 78109, 78112, 78148, 78150, 78152, 78154, 78201, 78202, 78203, 78204 and 56 more, based on Census ZIP Code Tabulation Areas that lie mostly in the county.
Questions about Medicare in Bexar County?
Reach out to us: fill out our short form or call (571) 354-0146, and a licensed agent will compare the plans available to you, check your doctors and drugs, and stay with you each year at renewal. For general Medicare information, the federal helpline is 1-800-MEDICARE (1-800-633-4227).
Medicare resources from official sources
- Medicare Plan Finder on Medicare.gov, searchable by ZIP code.
- Social Security: Medicare to enroll or check status.
- Medicare.gov: Medigap on how Medicare Supplement works.
- HealthCare.gov if you are not yet on Medicare.
- Texas Department of Insurance: Texas’s insurance regulator, including agent license lookup.
Coverage we offer Bexar County residents
As an independent agency we are not tied to one insurer, so for Bexar County residents we can compare group health insurance, life insurance, final expense insurance, annuities, Medicare Advantage, Medicare Supplement (Medigap), Part D drug plans, ACA health insurance and ICHRA.
Let’s check your Bexar County options together
We confirm your doctors and prescriptions before you enroll, at no cost to you.
Get my plan comparisonPlain-English Medicare answers
- How to read your Medicare Annual Notice of Change
- Medicare 101 for families
- What Medicare Part D actually costs
- Does Medicare cover dental, vision and hearing?
Bexar County compared with similar Texas counties
| County | Residents 65+ | Medicare Advantage share | Dual eligible share | Area type |
|---|---|---|---|---|
| Tarrant County | 276,400 | 55.6% | 10% | Metro |
| Dallas County | 317,636 | 55.0% | 11% | Metro |
| Travis County | 152,219 | 46.9% | 10% | Metro |
| Collin County | 142,320 | 42.7% | 8% | Metro |
| Denton County | 120,688 | 45.0% | 7% | Metro |
| Fort Bend County | 118,950 | 55.6% | 10% | Metro |
See every Texas county in our Texas directory or go to our Texas Medicare hub.