Medicare Supplement in Kleberg County, Texas. About 5,441 Medicare beneficiaries live here, with roughly 70 percent in Medicare Advantage plans. Top carriers include Humana and UnitedHealthcare. For free help comparing plans, call Giron Agency, a licensed Texas agency, or visit gironagency.com.
Kleberg County Medicare Supplement — quick answer
Kleberg County, TX has 5,441 Medicare beneficiaries per CMS Q1 2024 data, with about 70% enrolled in Medicare Advantage. The top medicare supplement carriers are Humana, UnitedHealthcare, Aetna. We compare these plans for free and never charge a fee.
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The Kleberg County medicare supplement market
Kleberg County posts one of the highest Medicare Advantage adoption rates in Texas — roughly 70% of its 5,441 beneficiaries chose an MA plan over Original Medicare. That level of uptake usually means carriers compete hard locally, so the extra benefits (dental, OTC allowance, transportation, gym) tend to be richer than the Texas average. Only 14% of Kleberg residents are 65 or older, so it's a younger county where fewer agents specialize in Medicare locally — exactly the gap a dedicated Texas agent fills. Humana currently leads the county by enrollment, but the lowest total-cost plan for your specific drugs and doctors is often a smaller carrier — which is why we run all of them side by side instead of pushing the biggest name. Right now roughly 16 Medicare Advantage plans are available in Kleberg County, so a side-by-side comparison genuinely matters. Medicare Advantage enrollment figures reflect the latest CMS data (May 2026).
Kleberg County at a glance
Population (2024 ACS)
30,301
Medicare beneficiaries
5,441
MA penetration
70%
Age 65 or older
14%
What makes Kleberg County different: Kleberg County is home to the legendary 825,000-acre King Ranch and Texas A&M University-Kingsville, giving it a comparatively young median age and a heavily Hispanic, working-age population unusual among Texas retiree counties (only about 14.5% are 65 or older). CHRISTUS Spohn Hospital - Kleberg, an acute-care facility in Kingsville, anchors local Medicare care.
Top Medicare Advantage plans in Kleberg County
Humana
4-star CMS rating
UnitedHealthcare
4-star CMS rating
Aetna
3.5-star CMS rating
Source: CMS Monthly MA Enrollment by State/County/Contract (latest Q1 2024). Enrollment figures refresh monthly at data.cms.gov.
Before you enroll: verify your hospital + doctor in Kleberg County
Each Medicare Supplement plan builds its own provider network — a hospital that's in-network
on one plan may be out-of-network on another. Kleberg County has 1
major hospital systems. Before you enroll, check that your preferred hospital and physicians
participate in the specific plan you're considering.
Major hospitals to verify
â–¸CHRISTUS Spohn Hospital - Kleberg (Kingsville)
Call each hospital's billing office directly — or use the carrier's
network tool on the right to search by hospital name.
Free help in Kleberg County: Texas HICAP — call 1-800-252-9240.
SHIP counselors offer free unbiased Medicare guidance and can run network checks at no cost.
Or skip the cross-checking — we run network checks against your prescriptions and doctors
at no cost during any consult.
Medicare AEP opens in 131 days
131 daysuntil open
Outside the windows, Special Enrollment Periods (SEP) still let you change plans if you moved, lost coverage, qualify for Extra Help / dual eligible, or had a plan terminated. Call to see if you qualify.
Major hospitals: CHRISTUS Spohn Hospital - Kleberg (Kingsville)
Frequently Asked Questions
How many Medicare beneficiaries live in Kleberg County?â–¾
About 5,441 Texans in Kleberg County are enrolled in Medicare as of May 2026 CMS data. About 70% are in Medicare Advantage plans; the rest are in Original Medicare (with or without Medigap).
Who are the top Medicare carriers in Kleberg County?â–¾
The largest carriers in Kleberg County are Humana, UnitedHealthcare, Aetna. We work with all of them and a few smaller carriers that often have better rates for specific situations.
What SHIP resources are available in Kleberg County?â–¾
Texas HICAP (1-800-252-9240) provides free unbiased Medicare counseling. Major hospitals in the county include CHRISTUS Spohn Hospital - Kleberg (Kingsville).
How many Medicare Advantage plans are available in Kleberg County?â–¾
As of May 2026, about 16 Medicare Advantage plans are available to Kleberg County residents, led by UnitedHealth Group, Inc., Humana Inc., Health Care Service Corporation, CVS Health Corporation. We compare all of them side by side at no cost.
How does the high-deductible G plan benefit residents of Kleberg County?â–¾
Residents can save on out-of-pocket costs by choosing a high-deductible G plan, especially useful for those with stable health conditions in Kleberg County where CHRISTUS Spohn Hospital - Kleberg provides acute care.
When should I enroll in Medicare Supplement plans near Kingsville?â–¾
It's best to enroll during the Annual Enrollment Period (AEP) from Oct 15-Dec 7, or Special Enrollment Periods if you have a life change event. Check with your local agent for personalized advice.
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