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HomeMedicare SupplementCaliforniaBakersfieldBefore You Pick a Medigap Carrier in Bakersfield, Read This

Medicare Supplement

Before You Pick a Medigap Carrier in Bakersfield, Read This

If you live in Bakersfield and you're shopping a Medicare Supplement policy, here's a fact that surprises a lot of people: a Plan G from one insurer covers exactly the same things as a Plan G from any other insurer. The federal government standardized these letters years ago. What changes from company to company is the price, how that price will move as you age, whether you get a discount for sharing a household, and how hard it is to switch later. That's what you're really comparing.

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MEDIGAP RATE ALERT

Your Medigap rate went up. Your benefits didn't.

Medicare supplement benefits are standardized — identical at any carrier. The only difference is what you pay. One call compares current rates in your area.

  • Same plan letter = same benefits, by law
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Older couple talking with advisor in Bakersfield — illustrating this Medicare guideMedicare SupplementBakersfield, CA
Photo: Zach Reiner Photo by Zach Reiner on Unsplash

Key takeaways

  • Medigap plan letters are standardized, so a Plan G (or N, or D) is the same coverage at every insurer selling it in California.
  • The three ways insurers price Medigap — attained-age, issue-age and community-rated — decide how your premium changes over time, not just what you pay today.
  • Household discounts, rate-increase history and medical underwriting rules can matter as much as the starting premium when you compare carriers.
  • Use the Medicare.gov Medigap policy search, the California Department of Insurance rate guide, and California's SHIP (HICAP) to find every insurer selling in your ZIP code.

Start with the letter, then compare the companies

Bakersfield is in Kern County, and like the rest of California, the Medigap plans available to people newly eligible for Medicare today are A, B, D, G, high-deductible G, K, L, M and N. Plans C and F are only available if you were eligible for Medicare before January 1, 2020.

Pick the letter first — that's the coverage decision. Then compare the insurers that sell that letter. Because the benefits are identical, you're comparing price, pricing method, discounts, and the company itself.

We don't publish an insurer list here because California's roster changes and premiums vary by ZIP code and age. The most reliable places to see every company selling a given letter in your area:

The three pricing methods — this is the big one

Two insurers can quote similar premiums today and be on very different paths five or ten years from now. That's because California allows three ways of pricing Medigap policies:

Attained-age rated. Premiums are based on your current age and go up as you get older. These often look cheapest at 65 and cost more at 75 or 85.

Issue-age rated. Premiums are based on the age you were when you bought the policy. They don't rise just because you have a birthday, though they can still change with inflation and other factors.

Community rated. Everyone in the same area pays the same premium regardless of age. A 65-year-old and an 80-year-old with the same plan letter from the same company pay the same rate.

None of these is automatically "better." What matters is knowing which method a company uses, so you're comparing apples to apples. Ask each insurer, or check the California rate guide, which lists the method next to each plan.

Rate history tells you what the brochure won't

A low starting premium isn't much comfort if the insurer raises rates 8% or 10% year after year. Under California law, Medigap rate increases have to be filed with the state, and the Department of Insurance publishes historical increases. When you're weighing two insurers offering the same plan letter, look up:

A company with a stable rate history and a slightly higher starting premium can end up being the steadier choice.

Household discounts and other price levers

Many California Medigap insurers offer a household discount — typically somewhere between 5% and 12% off — when two people in the same household each have a policy with that company, or in some cases just live together. The rules vary. Some require both people to be enrolled; others don't. If you and a spouse or partner are both shopping, ask each insurer whether a household discount applies and what its exact rule is. It can change the ranking of otherwise similar quotes.

Other things that can move the price at a given insurer: paying annually rather than monthly, electronic funds transfer, and non-tobacco status.

Underwriting: easy now, harder later

This is the part people miss. During your Medigap Open Enrollment Period — the six months that start when you're 65 or older and enrolled in Part B — any insurer selling Medigap in California must sell you any plan they offer at their best available rate, regardless of your health.

Outside that window, most insurers can use medical underwriting. They can ask health questions, and they can decline you or charge more. California also has a "birthday rule" that lets you switch to an equal or lesser Medigap policy each year around your birthday without underwriting, but the rules are specific and time-limited.

The practical takeaway when comparing companies: ask what happens if you want to switch later. An insurer with slightly higher rates but simpler switching rules may be worth it.

A simple side-by-side to build

When you're comparing two insurers offering, say, Plan G in Bakersfield, line up these columns:

The table on this page reflects program-standard letters, not a carrier roster. To pull carrier-specific details for your ZIP, the Medicare.gov search and the CDI rate guide are the two tools to lean on.

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.

$0$50$100$150$200200820122016202020242026

Source: CMS. Standard premium shown; in some hold-harmless years many existing enrollees paid less. Confirm at Medicare.gov.

By the numbers

How people get Medicare in Kern County

47% are on Medicare Advantage
(MA penetration in Kern County)
47%
53%
Medicare Advantage Medicare Supplement (Medigap) Original Medicare only
U.S. average

MA penetration from CMS enrollment data; Medigap share is an estimate. U.S. average is about 54% Medicare Advantage. These are area-level figures, not plan-specific.

Who sells Medigap here

Medigap insurers in California

Insurers offering Medigap policies in California, listed alphabetically. Prices vary by insurer for the same letter and are not shown here.

  • AARP - UnitedHealthcare Insurance Company Plans A, B, C, F, G, K, L, N
  • AFLAC Plans A, F, G, N
  • American Retirement Life Insurance Company (CIGNA) Plans A, F, G, G-HD, N
  • Anthem BlueCross - California Plans A, F, G, N
  • Bankers Life (Underwritten by Washington National Insurance Company) Plans A, F, G, G-HD, N
  • Blue Shield of California Life & Health Insurance Company Plans A, F, G, N
  • Continental Life Insurance Company of Brentwood, Tennessee (Aetna) Plans A, B, F, F-HD, G, N
  • Everence Association Inc. Plans A, F, G, N
  • Humana (Humana Insurance Company) Plans A, B, C, F, F-HD, G, G-HD, K, L, N
  • Insurance Company of North America Plans A, F, G, G-HD, N
  • Lumos Insurance Plans A, F, G, N
  • Mutual of Omaha (United World Life Insurance Company) Plans A, F, G, G-HD, N
  • State Farm Mutual Automobile Insurance Company Plans A, C, D, F, G, N
  • United American Insurance Company Plans A, B, C, D, F, F-HD, G, G-HD, K, L, N
  • USAA Life Insurance Company Plans A, F, G, N

Source: Medicare.gov Medigap policy search. No insurer is ranked or recommended.

Medicare Supplement (Medigap)

The Medigap plans you can buy in California

Medigap plans are standardized by federal law: a Plan G from one insurer covers the same things as a Plan G from any other. Insurers set their own prices, which are not shown here.

PlanWhat it coversOpen to new enrollees
Plan AThe basic benefits every Medigap plan includes: Part A hospital coinsurance and up to 365 extra hospital days, Part B coinsurance, the first three pints of blood, Part A hospice coinsurance.Yes
Plan BPlan A plus the Part A hospital deductible.Yes
Plan CPlan B plus skilled-nursing coinsurance, the Part B deductible and foreign-travel emergency care. Closed to people newly eligible for Medicare on or after January 1, 2020.Only if you were eligible before 2020
Plan DPlan B plus skilled-nursing coinsurance and foreign-travel emergency care (not the Part B deductible).Yes
Plan FEvery standardized benefit, including the Part B deductible and Part B excess charges. Closed to people newly eligible on or after January 1, 2020. A high-deductible version exists.Only if you were eligible before 2020
Plan GEvery standardized benefit except the Part B deductible (which you pay yourself each year). A high-deductible version (G-HD) pays after you meet a yearly deductible.Yes
Plan KPays a share of most cost-sharing (50 percent for several benefits) with a yearly out-of-pocket limit set by federal rules.Yes
Plan LLike Plan K with a larger share (75 percent) and a lower yearly out-of-pocket limit.Yes
Plan MLike Plan D but covers half of the Part A hospital deductible.Yes
Plan NLike Plan G, except a small copayment for some office and emergency-room visits, and it does not cover Part B excess charges.Yes

Source: CMS, Medicare Supplement Insurance (Medigap) rules; medicare.gov.

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Explore

The parts of Medicare

Part A covers inpatient hospital stays, skilled nursing facility care, hospice, and some home health care. Most people pay no premium for Part A.

Explore

When can you enroll? An interactive year

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October 15 – December 7 — anyone with Medicare can join, switch, or drop a Medicare Advantage or Part D plan. Changes take effect January 1.

Enrollment windows are federal and the same nationwide. Confirm your personal dates at Medicare.gov or 1-800-MEDICARE.

Good to know

Frequently asked questions

Is a Plan G from one insurer really the same as a Plan G from another?
Yes. The federal government standardized Medigap plan letters, so the benefits inside Plan G — or any other letter — are identical no matter which company sells it. What differs is the premium, how that premium is calculated, discounts, and the company's service and rate history.
How do I find every insurer selling Medigap in my Bakersfield ZIP code?
Use the Medigap policy search on Medicare.gov and enter your ZIP. You can also request the current Medicare Supplement rate guide from the California Department of Insurance, or call HICAP, California's State Health Insurance Assistance Program, for free unbiased help.
What's the difference between attained-age and issue-age pricing?
Attained-age premiums rise as you get older; issue-age premiums are set based on the age you bought the policy and don't increase just because of your age. Both can still change for inflation and other reasons. Community-rated policies charge everyone in the area the same regardless of age.
Can I switch Medigap insurers later if I find a better deal?
Sometimes. During your six-month Medigap Open Enrollment window at 65, you have guaranteed acceptance. After that, most insurers can use medical underwriting. California's birthday rule gives you a limited yearly chance to switch to an equal or lesser plan without underwriting — HICAP can walk you through whether you qualify. ## Where to go next For personalized help comparing insurers in Bakersfield, contact California's HICAP program, call 1-800-MEDICARE (TTY 1-877-486-2048), or visit medicare.gov. The California Department of Insurance publishes the state's Medicare Supplement rate guide, which is the single most useful document for seeing how the same plan letter is priced across companies serving Kern County.
Sources & further reading
  • Medicare.gov Medigap policy search and state insurance-department rate guides
  • CMS — Medicare Supplement Insurance (Medigap) rules (medicare.gov)

For personalized answers, contact Medicare.gov, 1-800-MEDICARE, or your local SHIP.

Also for Bakersfield

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This page was last updated: September 2026.

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