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New Hampshire Medicare Supplement Plans 2027

Reviewed by Russell Noga, Licensed Medicare Insurance Broker (all 50 states) — Last updated October 8, 2026

For most people in New Hampshire new to Medicare in 2027, the best Medicare Supplement plans are Plan G, Plan N and High-Deductible Plan G. Benefits are standardized by letter, so compare New Hampshire prices for the same plan across insurers.

New Hampshire has an especially strong reason to look at Medigap this year: Aetna is leaving New Hampshire’s Medicare Advantage market for 2027, and members whose plans end generally have a guaranteed issue right to buy certain Medigap plans. Devoted Health is entering New Hampshire.

See Medicare Supplement plans 2027 and compare Medicare Supplement plans 2027.

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

Key Highlights

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Plan G, Plan N and High-Deductible Plan G are the most common New Hampshire choices for new enrollees.

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Medigap benefits are standardized by plan letter; compare prices for the same letter.

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The 2027 High-Deductible Plan G deductible is $3,050 (CMS).

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Medigap works with any provider in the U.S. that accepts Medicare.

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Add a Part D plan; Medigap does not cover drugs.

Compare plans and enroll online

The Best New Hampshire Medigap Plans

Plan What You Pay Best For
Plan G The Part B deductible; after that, Medicare-approved costs are covered Most complete coverage for new enrollees
Plan N Part B deductible, copays up to $20 for some office visits and up to $50 for some ER visits, and Part B excess charges Lower premium, accepts small copays
High-Deductible Plan G A yearly deductible, then coverage like Plan G Healthy people who want the lowest premium

Medigap benefits are standardized by plan letter. Prices vary by insurer, age, ZIP code and tobacco use.

Plan G

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You pay the Part B deductible, then little or nothing

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Covers Part B excess charges

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Highest premium of the three

Plan N

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You pay the Part B deductible plus small copays

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Does not cover Part B excess charges

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Usually a lower premium than Plan G

High-Deductible G

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You pay up to $3,050 in 2027 before coverage starts

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Then covers like Plan G

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Lowest premium

Aetna's Exit and Your Medigap Rights

If your Aetna Medicare Advantage plan in New Hampshire is ending December 31, 2026, you can choose another Medicare Advantage plan, including Devoted Health in some counties, or move to Original Medicare with Medigap and Part D using your guaranteed issue right.

You May Have a Right to Buy If

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Your Medicare Advantage plan leaves your area or stops serving Medicare

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You joined Medicare Advantage when first eligible at 65 and want to switch back within the first year

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You dropped a Medigap policy to try Medicare Advantage for the first time and want to return within a year

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Your employer or union coverage that pays after Medicare ends

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Your Medigap insurer goes bankrupt or misleads you

What are Medicare Supplement plans

What Original Medicare Leaves You to Pay

A Medicare Supplement plan is built to cover the gaps in Original Medicare. These are the costs it can pick up:

Original Medicare Gap What It Means for You Covered By
Part A deductible A deductible for each hospital benefit period, not once a year. It was $1,736 in 2026. Plans B, C, D, F, G and N in full; K, L and M in part
Part A hospital coinsurance Daily charges after day 60 of a hospital stay, rising after day 90 All 10 plans, plus 365 extra hospital days
Part B deductible A yearly deductible before Part B pays. It was $283 in 2026. Only Plans C and F
Part B coinsurance Usually 20% of the approved amount, with no yearly cap All plans (K and L in part, N with copays)
Part B excess charges Up to 15% above the approved amount from doctors who do not take assignment Plans F and G
Skilled nursing coinsurance Daily charges from day 21 to day 100 of a covered stay Plans C, D, F, G, M and N (K and L in part)
Emergency care abroad Original Medicare generally does not cover care outside the U.S. Plans C, D, F, G, M and N, up to plan limits

No cap without a supplement: Original Medicare has no out-of-pocket maximum. Without a Medigap plan or other coverage, there is no limit to the 20% you can owe on Part B services.

All 10 Medigap Plans Compared

Federal law sets exactly what each plan letter covers, so the same letter has the same benefits from every insurer in your state.

Benefit A B C* D F* G K L M N
Part A coinsurance and hospital costs up to 365 extra days Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes
Part B coinsurance or copayment Yes Yes Yes Yes Yes Yes 50% 75% Yes Yes***
First 3 pints of blood Yes Yes Yes Yes Yes Yes 50% 75% Yes Yes
Part A hospice coinsurance or copayment Yes Yes Yes Yes Yes Yes 50% 75% Yes Yes
Skilled nursing facility coinsurance No No Yes Yes Yes Yes 50% 75% Yes Yes
Part A deductible No Yes Yes Yes Yes Yes 50% 75% 50% Yes
Part B deductible No No Yes No Yes No No No No No
Part B excess charges No No No No Yes Yes No No No No
Foreign travel emergency (up to plan limits) No No 80% 80% 80% 80% No No 80% 80%
Out-of-pocket limit None None None None None None Yes** Yes** None None

*Plans C and F can only be bought by people who were eligible for Medicare before January 1, 2020. **Plans K and L have a yearly out-of-pocket limit that Medicare sets each year; after you reach it, the plan pays 100% of covered services for the rest of the year. ***Plan N pays all Part B coinsurance except copays of up to $20 for some office visits and up to $50 for emergency room visits that do not lead to an inpatient admission. Massachusetts, Minnesota and Wisconsin standardize their plans differently.

Find & Compare Plans Online

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What Drives New Hampshire Medigap Prices

Your Age

Many insurers charge more as you get older.

Your ZIP Code

Prices vary by state and area.

Tobacco Use

Tobacco users usually pay more.

Discounts

Household or other discounts, depending on the insurer and state.

Pricing Method How the Premium Is Set Over Time
Community-rated Everyone in an area pays the same premium, regardless of age Does not rise because you get older, but can rise for inflation and other reasons
Issue-age-rated Based on your age when you buy Does not rise because you get older, but can rise for other reasons
Attained-age-rated Based on your current age Rises as you age, on top of other increases

The method depends on the insurer and the state. Ask how a policy is priced before you buy, not just what it costs today.

Prices in New Hampshire vary by ZIP code and insurer. Always quote your exact ZIP from several insurers.

Anthem and Supplement Insurance Options

When You Can Buy

Key Takeaway

Your six-month Medigap Open Enrollment Period starts the first month you are 65 or older and enrolled in Part B. During it, an insurer cannot deny you or charge more because of your health.

Watch for: outside your six-month Medigap Open Enrollment Period or a guaranteed issue right, most states let insurers ask health questions and decline you or charge more.

Federal law also gives you guaranteed issue rights in certain situations, generally within 63 days after other coverage ends:

State rules can give you more: New York and Connecticut allow Medigap enrollment year-round without health questions, and states such as California and Oregon give yearly windows to switch to an equal or lesser plan.

What Medigap Does Not Cover

Not Covered by Medigap

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Prescription drugs: add a standalone Part D plan

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Routine dental care, eye exams for glasses, and hearing aids

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Long-term custodial care in a nursing home or at home

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Private-duty nursing

For 2027, a standalone Part D plan has a maximum deductible of $700 and an out-of-pocket cap of $2,400. Buy one when you buy Medigap to avoid a lifelong late enrollment penalty.

New Hampshire Medicare Help

ServiceLink offers free, unbiased Medicare counseling in New Hampshire.

Free Help Comparing Plans

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Medicare Plan Finder on Medicare.gov, available any time

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1-800-MEDICARE (1-800-633-4227), available 24 hours a day, seven days a week

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Your State Health Insurance Assistance Program (SHIP), which offers free, unbiased counseling

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A licensed insurance agent or broker, who can compare plans from several insurers at no cost to you

Before any call, have your Medicare card, your list of drugs and doses, your doctors and your preferred pharmacies ready. It turns a long conversation into a short one.

Medigap vs Medicare Advantage

Medicare Advantage Original Medicare + Medigap
Monthly premium Often low or $0 (2027 average $12, CMS) Higher; varies by plan letter, age and ZIP
Doctors Usually a network Any provider in the U.S. that accepts Medicare
Costs when you get care Copays and coinsurance up to a yearly maximum Low and predictable; little or nothing on Plan G after the Part B deductible
Drug coverage Usually included Add a separate Part D plan
Dental, vision, hearing Many plans may include some coverage Not included
Changing later Every year during Annual Enrollment Health questions in most states after your Medigap Open Enrollment Period

Plans K and L: Lower Premiums With a Cost Cap

Plans K and L pay a share of most costs instead of all of them: Plan K pays 50% and Plan L pays 75% of most cost sharing, after which you pay the rest. In exchange for lower premiums, both have a yearly out-of-pocket limit that Medicare sets each year. Once you reach it, the plan pays 100% of covered services for the rest of the year.

These plans can suit people who want catastrophic protection at a lower premium and can handle some costs along the way. Ask whether your insurer offers Plan K or L in your state.

Plans C and F for Earlier Enrollees

Plans C and F are the only plans that cover the Part B deductible. Since January 1, 2020, they cannot be sold to people newly eligible for Medicare. If you were eligible for Medicare before that date, even if you did not enroll, you may still be able to buy Plan C or F, including a High-Deductible Plan F with the same $3,050 deductible for 2027.

For most people who can buy either, compare the yearly premium difference between Plan F and Plan G with the Part B deductible. If Plan F costs more than the deductible saves you, Plan G is the better value.

Medigap Under 65

If you have Medicare before 65 because of a disability or end-stage renal disease, federal law does not require insurers to sell you a Medigap policy, but many states do. Prices for people under 65 can be much higher, and plan choices may be limited. When you turn 65, you get a new six-month Medigap Open Enrollment Period, when you can buy any plan sold in your state at the same prices as everyone else your age.

Medigap When You Travel

Inside the U.S., a Medigap plan follows you everywhere, because it works with any provider that accepts Medicare. Outside the U.S., Original Medicare generally pays nothing, but Plans C, D, F, G, M and N cover 80% of emergency care abroad after a $250 yearly deductible, up to a $50,000 lifetime limit.

Rate Increases and Switching Insurers Later

Medigap benefits never change once you buy, but premiums can. Insurers file rate increases with state regulators, often once a year. Because the same plan letter covers the same benefits everywhere, switching to a lower-priced insurer can save money without changing your coverage.

The catch is underwriting. Outside your Medigap Open Enrollment Period or a guaranteed issue situation, most states let the new insurer ask health questions and decline you. Never cancel your current policy until the new one is approved and in force.

How Medigap Claims Work

In most cases you never file a Medigap claim. Your doctor bills Medicare, Medicare pays its share, and the claim crosses over to your Medigap insurer automatically, which pays its share. You get a Medicare Summary Notice and an explanation of benefits showing what each paid.

Medigap and Part D Together

Because Medigap plans sold today do not cover prescriptions, you should also have a Part D plan. It does not have to come from your Medigap company. Choose it by your drugs and pharmacy in Medicare Plan Finder, and review it every fall. If you delay drug coverage without other creditable coverage, the late penalty adds 1% of the national base beneficiary premium, $41.33 for 2027, for every month you went without.

Turning 65 in 2027

If you turn 65 in 2027, your Initial Enrollment Period lasts seven months: the three months before your birthday month, your birthday month and the three months after. Signing up during the first three months means your coverage starts on the first day of your birthday month.

Turning 65 Checklist

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Sign up for Part A and Part B, unless you have qualifying employer coverage and choose to delay Part B

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Decide between Medicare Advantage and Original Medicare with Medigap

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Join a drug plan, or a Medicare Advantage plan with drugs, to avoid a Part D late penalty

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If you choose Medigap, buy during your six-month Medigap Open Enrollment Period

Help Paying Medicare Costs

If your income and savings are limited, two programs can cut your Medicare costs sharply:

Medicare Savings Programs

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Run by your state Medicaid office

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Can pay your Part B premium, and sometimes deductibles and coinsurance

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Income and asset limits vary by state

Extra Help (Part D)

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Run by Social Security

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Lowers Part D premiums, deductibles and copays

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People in a Medicare Savings Program qualify automatically

If you qualify for both Medicare and full Medicaid, you may also be able to join a Dual Special Needs Plan. See help for low-income Part D beneficiaries.

Excess Charges and Medicare Assignment

Doctors who “accept assignment” agree to take Medicare’s approved amount as full payment. Doctors who do not accept assignment can charge up to 15% more, called a Part B excess charge. Plans F and G cover excess charges; Plan N and most other plans do not.

Most doctors accept assignment, and some states limit or prohibit excess charges, so for many people the risk is small. Ask your doctors whether they accept assignment before deciding whether excess charge coverage is worth paying for.

Your Medigap Open Enrollment Period in Detail

Your six-month Medigap Open Enrollment Period starts the first month you are both 65 or older and enrolled in Part B. It happens only once and cannot be restarted. During it, insurers must sell you any Medigap plan they offer in your state, at the same price as people in good health.

If you keep working past 65 with employer coverage and delay Part B, your Medigap Open Enrollment Period waits until you enroll in Part B. Enrolling in Part B early, when you do not need it, starts the clock and can waste this protection.

Bottom Line

The Bottom Line

For most people new to Medicare in New Hampshire, the best Medigap plans for 2027 are Plan G, Plan N and High-Deductible Plan G. Compare New Hampshire prices for your ZIP, buy during your Medigap Open Enrollment Period or a guaranteed issue window, and add a Part D plan.

Compare plans and enroll online

Frequently Asked Questions

➤ What is the best Medigap plan in New Hampshire?

For most people new to Medicare, Plan G, Plan N or High-Deductible Plan G, bought from the insurer with the best price for your ZIP. Benefits are standardized, so a Plan G from one insurer covers the same as another. Compare New Hampshire prices, pricing method and rate history before you buy.

➤ When can I buy Medigap in New Hampshire?

It is best during your six-month Medigap Open Enrollment Period, which starts when you are 65 or older and enrolled in Part B, or during a guaranteed issue window. During those times insurers cannot use health questions to deny you. Outside them, insurers in most states can use medical underwriting.

➤ What is the 2027 High-Deductible Plan G deductible?

The 2027 High-Deductible Plan G deductible is $3,050, up from $2,950 (CMS). You pay covered costs up to that amount before the plan pays. HDG usually has a lower premium than regular Plan G, so compare both when shopping in New Hampshire.

➤ Is Aetna leaving New Hampshire?

Yes. Aetna is leaving New Hampshire’s Medicare Advantage market for 2027. Affected members’ coverage continues through December 31, 2026, and you generally have a guaranteed issue right to buy certain Medigap plans, generally within 63 days after coverage ends.

➤ Where can I get free Medicare help in New Hampshire?

ServiceLink offers free, unbiased counseling in New Hampshire. A counselor can help you compare Medigap plans, understand your guaranteed issue rights if your Aetna plan is ending, and choose a Part D plan. Annual Enrollment runs October 15 to December 7, 2026.

➤ Does Medigap cover prescriptions?

No. Medigap does not cover prescriptions, so add a Part D plan. For 2027 the maximum Part D deductible is $700 and the out-of-pocket cap is $2,400. Compare Part D plans each fall using your drug list on Medicare Plan Finder.

Have Questions?

Speak with a licensed insurance agent

1-855-398-0716

TTY users 711

Mon-Fri: 8am-9pm ET

Find & Compare Plans Online

Speak with a licensed insurance agent

1-855-398-0716TTY 711

Mon-Fri: 8am-9pm ET

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