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Is Blue Cross Leaving Medicare Advantage in 2027?

Reviewed by Russell Noga, Licensed Medicare Insurance Broker (all 50 states) — Last updated October 27, 2026

No, Blue Cross is not leaving Medicare Advantage in 2027. But some Blue Cross companies are cutting counties and even exiting states, including Blue Cross Blue Shield of Texas, which is ending its individual Medicare Advantage plans on December 31, 2026. Others are expanding.

“Blue Cross” is not one company. It is a group of independent Blue Cross Blue Shield companies, each running its own Blue Cross Medicare Advantage plans in its own states. A cut by one company in one state does not mean Blue Cross is leaving everywhere.

This guide explains which Blue Cross companies are changing for 2027, how to tell if your plan is affected, and what to do before the December 7 deadline. It can also help you decide whether Blue Cross Medicare Advantage is a good plan for you.

✔ Licensed in all 50 states
✔ Based on CMS 2027 data
✔ Free plan comparison

Brief Overview

Blue Cross Medicare Advantage plans are offered by different Blue Cross Blue Shield companies across the country, such as Health Care Service Corporation (HCSC), Anthem (Elevance Health), Highmark, Regence, Blue Cross of Idaho and many others. Each makes its own decisions about where to offer plans.

Based on CMS’s 2027 landscape data released September 28, 2026, the biggest Blue Cross cutback is at HCSC, which is shrinking its Medicare Advantage footprint by about half. Anthem is also leaving some counties and South Carolina. Meanwhile, some smaller Blues, like Blue Cross of Idaho, are growing.

2027 update (October 27, 2026): Blue Cross Blue Shield of Texas (an HCSC company) is ending its individual Blue Cross Medicare Advantage plans, its Dual Care Plus HMO special needs plans and its MedicareRx stand-alone Part D plans on December 31, 2026. It will keep offering Medicare Advantage to employers, municipalities and unions. According to Live Insurance News, BCBSTX sold Medicare Advantage in 228 of Texas’s 254 counties in 2026. Affected members should pick new coverage by December 7, 2026, and MedicareRx members also need a new Part D plan to avoid a coverage gap. See Medicare Advantage plans in Texas for 2027.

Good to know: your Annual Notice of Change or non-renewal letter tells you exactly what is happening with your plan. You can also read Blue Cross Medicare Advantage reviews to see how members rate them.

Key Highlights

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Blue Cross is not leaving Medicare Advantage. It is made up of independent companies, and most will still offer plans in 2027.

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HCSC (Blue Cross of Illinois, Texas, Oklahoma, New Mexico and Montana) is shrinking its Medicare Advantage footprint from 948 counties to about 478 for 2027.

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Blue Cross Blue Shield of Texas is ending its individual Medicare Advantage, Dual Care Plus and MedicareRx plans on December 31, 2026. Group retiree plans through employers, municipalities and unions continue.

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HCSC is exiting Connecticut, Kansas, Montana, New York, Oregon, Utah and Washington, D.C., mostly markets it took over from Cigna.

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Anthem (Elevance Health) is pulling standard plans from 56 counties and exiting South Carolina.

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Some Blues are expanding. Blue Cross of Idaho is growing from 24 to 35 counties.

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If your plan is ending, you get a non-renewal letter, a Special Enrollment Period and coverage through December 31, 2026.

Compare plans and enroll online

Exploring Changes: Is Blue Cross Leaving Medicare Advantage in 2027?

Key Takeaway

For 2027, the Blue Cross changes that matter most are at HCSC, including Blue Cross Blue Shield of Texas, and Anthem. In most other states, the local Blue Cross company is continuing its Medicare Advantage plans.

Questions about Blue Cross leaving Medicare Advantage usually come from news about one specific Blue Cross company cutting back. Even where plans continue, benefits and costs may change for 2027, as they do every year, so every member should read their Annual Notice of Change.

Is Blue Cross leaving Medicare Advantage in 2027

Understanding Why Major Insurers May Adjust Their Offerings

Medicare Advantage companies across the industry are cutting back for 2027, not just Blue Cross. Higher-than-expected medical costs, changes to Medicare payment rates and tougher star rating standards have squeezed profits, so companies are leaving areas where their plans lose money.

HCSC’s cuts are tied to its 2025 purchase of Cigna’s Medicare business. It is pulling back from many former Cigna markets outside its core Blue Cross states. Anthem took most of its cuts a year early, for 2026, and is making smaller adjustments for 2027.

Other large companies are cutting too:

Aetna

Pulling standard plans from about 123 counties.

UnitedHealthcare

Pulling plans from about 140 counties.

Wellcare

Leaving about 344 counties.

See Is Aetna leaving Medicare Advantage in 2027? for more.

How Medicare Advantage Plans Work

Key Takeaway

Medicare Advantage (Part C) is an alternative to Original Medicare offered by private companies approved by Medicare.

Every plan covers everything Original Medicare Part A and Part B covers, usually includes Part D drug coverage, and may include extras like dental and vision, depending on the plan and area. Most plans use a provider network, and every plan has an annual out-of-pocket maximum.

An Overview of Coverage and Benefits

Blue Cross Plans May Include

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Part D prescription drug coverage (the 2027 out-of-pocket cap rises to $2,400)

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Routine dental, vision and hearing benefits

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Fitness programs and over-the-counter allowances

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Nationwide access through the Blue Cross BlueCard network on many PPO plans

See Blue Cross Medicare Advantage PPO plans for 2027 if you want more flexibility to see doctors out of network.

Not all plans offer all benefits. Benefits and allowance amounts vary by plan and area and can change for 2027.

Factors Affecting Medicare Advantage Participation

Here is where the main Blue Cross companies stand for 2027, based on CMS landscape data and industry reporting:

Blue Cross Company 2027 Change What It Means
HCSC (IL, TX, OK, NM, MT Blues) 948 counties down to about 478 Exiting CT, KS, MT, NY, OR, UT and D.C.; many former Cigna markets
Blue Cross Blue Shield of Texas (HCSC) Ending individual Medicare Advantage, Dual Care Plus and MedicareRx plans Coverage ends December 31, 2026; group retiree plans continue
Anthem (Elevance Health) Leaving 56 counties Exiting South Carolina; most other Anthem states continue
Blue Cross of Idaho 24 counties up to 35 Expanding Medicare Advantage in Idaho
Other Blue Cross companies Varies by company Check your Annual Notice of Change for your plan

Source: CMS 2027 Medicare Advantage landscape (September 28, 2026) and industry analysis.

Possible Impacts of a Blue Cross Exit

Key Takeaway

If your Blue Cross company is leaving your county or state, your coverage continues through December 31, 2026, and you can pick a new plan during Annual Enrollment, October 15 to December 7.

A non-renewal also gives you a Special Enrollment Period, so you have more than one chance to choose a new plan.

Watch for: if you do nothing, you will return to Original Medicare on January 1, 2027, without drug coverage.

What to Consider If Changes Affect Your Coverage

If Your Plan Is Ending or Changing

1

Read your letter. Your non-renewal letter or Annual Notice of Change explains what is happening and your options.

2

Check what is still available. Your local Blue Cross company may still offer a different plan, and other companies likely offer plans in your ZIP code.

3

Confirm your doctors and drugs. Make sure they are covered under any new plan for 2027.

4

Compare total costs. Many 2027 plans are raising out-of-pocket maximums and drug deductibles, so compare more than the premium.

5

Enroll by December 7 so your new coverage starts January 1, 2027.

Find & Compare Plans Online

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Medicare Supplement Insurance: An Alternative Option

If your Blue Cross Medicare Advantage plan is ending, another option is to return to Original Medicare and add a Medicare Supplement (Medigap) plan plus a Part D drug plan.

Guaranteed issue right: when your Medicare Advantage plan leaves your area, you generally can buy certain Medigap plans without health questions. That right generally ends 63 days after your Medicare Advantage coverage ends.

How Supplement Plans Differ from Advantage Plans

Medicare Supplement (Medigap)

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Works alongside Original Medicare to pay deductibles and coinsurance

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Any doctor nationwide who accepts Medicare, with no network

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Very predictable costs

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Higher premium, no dental or vision, separate Part D plan

Medicare Advantage

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Replaces how you get Original Medicare benefits

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Usually lower premiums, and may include extras

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Most plans use a provider network

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Copays when you use care, up to an annual out-of-pocket maximum

Guidelines from CMS on Medicare Changes

CMS, the Centers for Medicare & Medicaid Services, sets the rules plans must follow when they change or leave a market. Plans must notify members of changes by September 30 through the Annual Notice of Change, and send non-renewal letters to members whose plans are ending.

How CMS Provides Information on Coverage Updates

CMS released the 2027 Medicare Advantage landscape on September 28, 2026, and plan-level details went live on Medicare Plan Finder on October 1. CMS released 2027 star ratings on October 8, 2026. The average plan rating slipped to 3.99 stars from 4.01, and only 15 contracts earned 5 stars, down from 22.

$12 a Month

Average 2027 Medicare Advantage premium, down from $14.37.

29 of 51

States and jurisdictions where plan choices are shrinking.

$2,400 Cap

2027 Part D out-of-pocket limit, up from $2,100.

Blue Cross Medicare Advantage changes 2027

Practical Steps for Reviewing Your Medicare Options

Key Takeaway

Whether your Blue Cross plan is continuing or ending, 2027 is a year to compare rather than auto-renew.

Considerations for Comparing Insurance Plans in 2027

Check Before You Choose

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Whether your doctors and hospitals are in the 2027 network

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Whether every prescription is covered, and at what tier

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The premium, out-of-pocket maximum and drug deductible together

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Dental, vision and hearing allowance amounts

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PPO versus HMO, if you need out-of-network flexibility or travel often

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2027 star ratings, released October 8, 2026

See the best 2027 Medicare Advantage plans for a side-by-side look at the top companies.

Conclusion: Feel Confident About Your Medicare Choices

The Bottom Line

Blue Cross is not leaving Medicare Advantage, but some Blue Cross companies are cutting back for 2027, especially HCSC and Anthem. Blue Cross Blue Shield of Texas is ending its individual plans entirely. If your plan is changing or ending, use Annual Enrollment, open now through December 7, 2026, to compare your options and pick the plan that fits your doctors, drugs and budget.

How to Explore and Compare Your Medicare Options

Enter your ZIP code on CompareMedicareAdvantagePlans.org to see the 2027 Medicare Advantage plans available where you live, including any Blue Cross plans still offered in your area. You can also call the number on this page to compare plans with a licensed agent at no cost.

For the full picture of 2027 changes, see Medicare Advantage Plans 2027.

Compare plans and enroll online

Breaking (Oct 27, 2026): Blue Cross Blue Shield of Texas Medicare Advantage 2027 — BCBSTX is ending its individual Medicare Advantage and MedicareRx plans Dec 31. What members must do before Dec 7.

Frequently Asked Questions

➤ Is Blue Cross leaving Medicare Advantage in 2027?

No. Blue Cross is made up of independent Blue Cross Blue Shield companies, and most will keep offering Medicare Advantage plans in 2027. However, some are cutting back. HCSC is shrinking from 948 counties to about 478, and Anthem is leaving 56 counties and South Carolina. Blue Cross Blue Shield of Texas is ending its individual Medicare Advantage plans on December 31, 2026.

➤ Which states are Blue Cross companies leaving for 2027?

HCSC is exiting Medicare Advantage in Connecticut, Kansas, Montana, New York, Oregon, Utah and Washington, D.C., many of them markets it took over from Cigna. Anthem is exiting South Carolina. Blue Cross Blue Shield of Texas is also ending its individual Medicare Advantage and MedicareRx plans for 2027, while keeping group retiree plans. Check your non-renewal letter or Annual Notice of Change to see if your plan is affected.

➤ What happens if my Blue Cross Medicare Advantage plan is ending?

Your coverage continues through December 31, 2026. You can choose a new plan during Annual Enrollment (October 15 to December 7) or your Special Enrollment Period. If you do nothing, you will return to Original Medicare on January 1, 2027, without drug coverage.

➤ Can I switch to a Medicare Supplement plan if my Blue Cross plan ends?

Yes. If your Medicare Advantage plan leaves your area, you generally have a guaranteed issue right to buy certain Medigap plans without health questions, until 63 days after your Medicare Advantage coverage ends. You will also need a separate Part D drug plan.

➤ Are any Blue Cross companies expanding Medicare Advantage for 2027?

Yes. Blue Cross of Idaho is expanding its Medicare Advantage plans from 24 counties to 35 for 2027. Most other Blue Cross companies are continuing their plans, though benefits and costs may change.

Have Questions?

Speak with a licensed insurance agent

1-833-641-4938

TTY users 711

Mon-Fri: 8am-9pm ET

Find & Compare Plans Online

Speak with a licensed insurance agent

1-833-641-4938TTY 711

Mon-Fri: 8am-9pm ET

ZRN Health & Financial Services, LLC, a Texas limited liability company

Russell Noga, licensed insurance agent
( Medicare Expert )

Russell Noga is the CEO of ZRN Health & Financial Services, and head content editor of several Medicare insurance online publications. He has over 15 years of experience as a licensed Medicare insurance broker helping Medicare beneficiaries learn about Medicare, Medicare Advantage Plans, Medigap insurance, and Medicare Part D prescription drug plans.