Medicare Advantage
HealthSpring Medicare Advantage in Oklahoma for 2027: 3 Plans, County by County
OKLAHOMA — For the 2027 plan year, HealthSpring Medicare Advantage lists three plans in Oklahoma, according to the Centers for Medicare & Medicaid Services (CMS) Landscape Source Files. CMS files these plans under HealthSpring's parent organization, Health Care Service Corporation (HCSC), but they are marketed as HealthSpring plans. This explainer, from an independent Medicare education site that is not the carrier, the government, or affiliated with either, walks Oklahoma readers through what is on the state's 2027 shelf and how to check whether any of it reaches your county.
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Key takeaways
- HealthSpring lists 3 Medicare Advantage plans statewide in Oklahoma for 2027: 2 HMOs and 1 PPO, and all 3 include drug coverage.
- HealthSpring lists no Special Needs Plans (D-SNP, C-SNP, or I-SNP) in Oklahoma for 2027.
- One HealthSpring plan is new for 2027, and the count of plans not returning is not available from CMS, so treat it as none stated.
- The Annual Enrollment Period runs October 15 through December 7, 2026, and a choice made during it takes effect January 1, 2027.
| Fact | Figure | Source |
|---|---|---|
| Part B standard monthly premium (2026) | $202.90 | Medicare.gov |
| Part D out-of-pocket cap (2026) | $2,100 | CMS |
| Part D out-of-pocket cap (2027) | $2,400 | CMS |
| Annual Enrollment Period (for 2027 coverage) | October 15 – December 7, 2026 | Medicare.gov |
| Medicare Advantage Open Enrollment Period | January 1 – March 31 | Medicare.gov |
Area counts are for the county as a whole and are not a recommendation of any plan. Program figures are set nationally.
How many HealthSpring Medicare Advantage plans are offered in Oklahoma for 2027?
HealthSpring lists 3 Medicare Advantage plans in Oklahoma for the 2027 plan year: 2 HMO plans and 1 PPO plan, per the CMS Landscape Source File. All 3 plans include prescription drug coverage.
HealthSpring lists no Special Needs Plans in Oklahoma for 2027 — 0 Dual-Eligible SNPs (D-SNP), 0 Chronic Condition SNPs (C-SNP), and 0 Institutional SNPs (I-SNP). For statewide context, CMS shows 8 other carriers offering Medicare Advantage plans in Oklahoma for 2027, and across all carriers there are 81 plans listed. The HealthSpring plans are rendered in the table on this page; this article names them where it helps the point and does not repeat the full list in prose.
Which HealthSpring plans have the widest county reach in Oklahoma for 2027?
In Oklahoma for 2027, all three HealthSpring plans are listed in 6 counties each, according to the CMS Landscape Source File. The plans are HealthSpring Preferred (HMO), HealthSpring Preferred Savings (HMO), and HealthSpring True Choice (PPO). Each one carries prescription drug coverage.
Because Medicare Advantage is sold county by county, a plan listed statewide may not be offered in your specific county. The six-county footprint for each plan does not necessarily mean the same six counties — the table on this page shows the plan-by-plan geography straight from the CMS file.
What is new or not returning from HealthSpring in Oklahoma for 2027?
HealthSpring has 1 new plan for 2027 in Oklahoma, per the CMS year-over-year comparison: HealthSpring Preferred (HMO). The CMS file does not provide a count of HealthSpring plans not returning for 2027 in Oklahoma, so none is stated here.
If you are already enrolled in a HealthSpring plan, your carrier is required to send an Annual Notice of Change (ANOC) before the Annual Enrollment Period. That document is the authoritative word on whether your specific plan is continuing, changing, or ending for 2027, and on any changes to what it covers.
How do I check whether a HealthSpring plan is offered in my Oklahoma county and covers my doctors and prescriptions?
To check whether a HealthSpring plan is offered in your Oklahoma county for 2027, use the Medicare Plan Finder at medicare.gov and enter your ZIP code, or call 1-800-MEDICARE (TTY 1-877-486-2048), available 24 hours a day, seven days a week. Plan Finder shows the plans available at your address and links to each plan's own materials.
For doctors, hospitals, and other providers, check the plan's provider directory directly — networks can change during the year, so the plan's own current directory is the source of truth. For prescriptions, check the plan's formulary (drug list) with your exact medications, doses, and pharmacy. The Evidence of Coverage (EOC) is the full legal description of what a plan covers and how it works. This article does not list premiums, deductibles, copays, benefits, networks, or star ratings for any HealthSpring plan; those details belong to Plan Finder, 1-800-MEDICARE, and the plan's own documents.
What should Oklahoma readers do before December 7, 2026?
The Annual Enrollment Period for 2027 Medicare Advantage coverage runs October 15 through December 7, 2026, and a choice made during that window takes effect January 1, 2027. That is the date to anchor your calendar to; it is not a pressure point, just the real deadline set by CMS.
A simple sequence works for most people:
1. Read the ANOC from any plan you are currently enrolled in. 2. Make a short list of your doctors, hospitals, and prescriptions. 3. Run that list through medicare.gov's Plan Finder for your Oklahoma ZIP code to see every plan available there — HealthSpring and the 8 other carriers CMS lists in the state for 2027. 4. Confirm anything that matters by calling the plan or 1-800-MEDICARE before December 7, 2026.
If you take no action and your current plan is continuing, you generally stay in it for 2027 with whatever changes the ANOC describes.
Where can Oklahoma readers get free help with Medicare choices for 2027?
Oklahoma readers can get free, official help two ways: online at medicare.gov, and by phone at 1-800-MEDICARE (TTY 1-877-486-2048), available 24 hours a day, seven days a week. Both are run by the federal Medicare program, cover every carrier in your area, and do not sell insurance.
For enrollment timing rules and Special Enrollment Periods — for example, if you move out of a plan's service area or lose other coverage — medicare.gov's enrollment periods page is the official reference.
By the numbers
Medicare Part B premium, 2006–2026
The standard monthly Part B premium has climbed from $88.50 in 2006 to $202.90 in 2026. Hover any point for that year’s premium.
Source: CMS. Standard premium shown; in some hold-harmless years many existing enrollees paid less. Confirm at Medicare.gov.
2027 plan lineup
HealthSpring Medicare Advantage plans in Oklahoma for 2027
CMS lists 3 HealthSpring Medicare Advantage plans across Oklahoma for 2027, alphabetically by carrier, widest county reach first. 8 other carriers also offer plans there.
| Plan | Type | Drug coverage | Counties |
|---|---|---|---|
| HealthSpring 3 plans | |||
| HealthSpring Preferred (HMO) | HMO | Yes | 6 |
| HealthSpring Preferred Savings (HMO) | HMO | Yes | 6 |
| HealthSpring True Choice (PPO) | PPO | Yes | 6 |
Source: CMS Medicare Advantage Landscape Source Files, plan years 2026 and 2027. Plans are offered county by county; a plan listed for the state may not be offered in your county. No plan is ranked or recommended; premiums, benefits, networks and star ratings are not shown. Plan details come from the Medicare Plan Finder at medicare.gov or the plan itself.
The 2027 choices, by type
How HealthSpring Medicare Advantage plans across Oklahoma break down for 2027
HMO plans use a network and usually a primary-care doctor and referrals; HMO-POS plans add some out-of-network coverage; PPO plans also cover out-of-network care, at a higher share; PFFS plans pay any provider that accepts the plan’s terms. Special Needs Plans serve people with Medicare and Medicaid (D-SNP), certain chronic conditions (C-SNP) or living in an institution (I-SNP).
Source: CMS Medicare Advantage Landscape Source Files, plan years 2026 and 2027. Plans are offered county by county; a plan listed for the state may not be offered in your county. No plan is ranked or recommended; premiums, benefits, networks and star ratings are not shown. Plan details come from the Medicare Plan Finder at medicare.gov or the plan itself.
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Frequently asked questions
How many HealthSpring Medicare Advantage plans are listed in Oklahoma for 2027?
Does HealthSpring offer a D-SNP, C-SNP, or I-SNP in Oklahoma for 2027?
If a HealthSpring plan is listed statewide, does that mean it is available in my county?
When do I need to decide for 2027 coverage?
- CMS — MA Landscape Source File (plan-level availability by county)
- CMS — MA Landscape Source Files, current and coming plan year (year-over-year comparison)
- CMS — Medicare enrollment periods (medicare.gov)
For personalized answers, contact Medicare.gov or 1-800-MEDICARE.
Sources and methodology
- Medicare.gov, Medicare costs (Part B premium)
- CMS, Medicare prescription drug coverage (Part D) program rules
- CMS, Medicare Advantage and Part D plan-year announcements
- Medicare.gov, enrollment periods and plan rules
- CMS, Medicare Advantage and Part D Landscape Source Files
Figures cited in this article
- CMS — MA Landscape Source File (CY2027): the HealthSpring plan counts, plan types, SNP counts, drug coverage count, new-plan count, county-by-county plan availability, and the Oklahoma all-carrier totals.
- CMS — MA Landscape Source Files (CY2026 and CY2027): the year-over-year comparison used to identify what is new for 2027.
- Medicare.gov — Medicare enrollment periods: the Annual Enrollment Period dates (October 15 – December 7, 2026) and the January 1, 2027 effective date.
- Medicare.gov — Medicare Plan Finder and 1-800-MEDICARE: how readers confirm plan availability by ZIP code, provider networks, and drug coverage.
How we put this together: area counts come from the CMS files listed above for the county that contains this city, program figures come from CMS, Medicare.gov and the Social Security Administration, and no plan is ranked or recommended.
By The Medicare Desk · Published . For personalized answers, contact Medicare.gov or 1-800-MEDICARE.
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This page was last updated: October 2026.