Medicare Advantage Plans in Oklahoma 2027: Carriers, Counties and the Wellcare and Blue Cross Exits

Reviewed by Russell Noga, Licensed Medicare Insurance Broker (all 50 states) — Last updated October 19, 2026

Oklahoma is one of the hardest-hit Medicare Advantage states for 2027. Wellcare is leaving the state, and HCSC is dropping its Blue Cross-branded Medicare Advantage plans in Oklahoma and shrinking its Oklahoma footprint from 58 counties to 6. Many Oklahomans will need to choose a new plan.

For 2027, CMS’s plan data lists 81 individual Medicare Advantage plans from 9 companies across all 77 Oklahoma counties. Annual Enrollment runs October 15 to December 7, 2026, for coverage that starts January 1, 2027.

Here is how Oklahoma’s 2027 individual Medicare Advantage plans break down by plan type:

Source: CMS 2027 Plan Benefit Package and plan service area data, individual (non-employer) Medicare Advantage plans.

Oklahoma County has the most choices, with 59 plans, followed by Canadian, Logan, Tulsa and Cleveland counties. Western Oklahoma has very few: Beaver, Cimarron, Texas, Harper, Ellis, Harmon and Roger Mills counties have just 3 plans each. Learn how the plan types differ in our guide to Medicare Advantage plans for 2027.

These are the biggest changes for Oklahoma Medicare Advantage shoppers this year:

If your plan is ending, read our guide to Wellcare Medicare Advantage plans. Nationally, the average Medicare Advantage premium falls to $12.00 for 2027, and Part D out-of-pocket drug costs are capped at $2,400.

These are the companies selling individual Medicare Advantage plans in Oklahoma for 2027:

Source: CMS 2027 Plan Benefit Package and plan service area data, individual (non-employer) plans. Plan counts include special needs plans.

GlobalHealth and CommunityCare are Oklahoma-based health plans. Read more in our guides to Humana Medicare Advantage plans, Humana Gold Choice PFFS plans, Devoted Medicare Advantage plans and HealthSpring Medicare Advantage plans.

Oklahoma has 29 special needs plans for 2027. They are built for people who qualify through Medicaid, a chronic condition or nursing home care:

Learn more in our guide to Medicare Advantage special needs plans.

Benefits depend on the plan and county, but Oklahoma Medicare Advantage plans may include:

Not all plans offer all benefits. Check each plan’s 2027 Summary of Benefits for exact premiums, copays and out-of-pocket limits.