Issue-Age vs. Attained-Age Medigap: Why the Rating Method Is Only One Part of Choosing Plan G

Reading Time: 7 minutes
 Author: Billy Jordan, President of The Jordan Insurance Agency

Understanding Medigap Pricing Methods for Medicare Plan G

In North Carolina, the basic benefits of a standardized Plan G are the same from one insurance company to another. The price can differ, and the way an insurer sets that price can affect what you pay now and later. That is why the rating method matters—but it is only one part of comparing Plan G policies. For the basic coverage differences, see Medigap Plan G vs. Plan N in NC. Learn more through our Medicare services and Medicare Charlotte, NC guide.

Medicare’s current guide to Medigap describes three ways insurers may price a Medigap policy:

• Community-rated, or no-age-rated: The same base premium is generally charged regardless of age or gender. The premium is not based on your age, but it may increase because of inflation or other factors.
• Issue-age-rated, or entry-age-rated: The premium is based on your age when you buy the policy. People who buy at a younger age generally receive a lower issue-age premium. The premium does not increase because you get older, but it may increase because of inflation or other factors.
• Attained-age-rated: The premium is based on your current age and increases as you get older. Medicare explains that these policies may be among the least expensive at first but can eventually become more expensive. Inflation and other factors may also raise the premium.

These descriptions explain how age is used in pricing. They do not establish which policy will have the lowest premium in every year or the lowest total cost over a particular number of years.

An Issue-Age Policy Does Not Lock In One Premium for Life

“Issue-age” refers to the age used to establish the policy’s starting price. It does not mean the monthly premium is guaranteed to remain unchanged.

Medicare states that an issue-age premium will not change because you get older. It also states that the premium may still rise because of inflation and other factors. The same basic caution applies to community-rated and attained-age policies: a pricing label does not make the premium immune from future changes.

Billy's Tip: This distinction is important when comparing quotes. An issue-age policy may protect you from age-based increases, but that fact alone does not tell you what its starting premium will be, what other increases may be approved in the future, or how its total cost will compare with another company’s policy.

Why Rating Method Alone Cannot Predict the Lowest Long-Term Cost

There is no universal break-even year between issue-age and attained-age Plan G policies. A reliable comparison requires the actual premiums available to the applicant, the insurer’s age-rating approach, discounts, location, underwriting status when applicable, and assumptions about future changes.

Medicare’s examples are illustrations rather than actual prices. Medicare specifically notes that location, medical underwriting, and discounts can affect the premium. The North Carolina Department of Insurance also identifies age, gender, tobacco status, location, discounts, and medical underwriting, when applicable, as factors that may affect Medigap rates.

For those reasons, a broad claim that one rating method usually wins over 10 or 15 years is not supportable without carrier-specific prices and clearly stated assumptions. Even a projection based on current information would be an estimate, not a guarantee of future premiums.

How to Compare Plan G Policies More Carefully

Because Plan G benefits are standardized, compare the same plan letter across companies. Compare standard Plan G with standard Plan G; high-deductible Plan G and Medicare SELECT policies require separate comparisons because their deductibles or provider requirements can differ. For each available policy, ask for the following information:

• The current monthly premium for the applicant
• Whether the policy is community-rated, issue-age-rated, or attained-age-rated
• If it is attained-age-rated, how often age-based increases occur
• Which household, payment-method, nonsmoker, or other discounts may apply
• Whether medical underwriting applies to the application
• Whether a quoted price is an estimate and when the official rate is confirmed
• How to contact the North Carolina Department of Insurance or SHIIP for independent help and complaint information

A lower current premium can be meaningful, but it should not be converted into a guaranteed long-term savings claim. Likewise, a policy that does not increase because of age should not be described as having a fixed lifetime price.

Selecting Plan G With an Independent Medicare Advisor

The evidence supports a balanced conclusion: issue-age removes age-based premium increases, while attained-age uses your current age and can rise as you get older. Neither label, by itself, proves which policy will cost less over your lifetime.

An independent comparison should begin with the Plan G policies actually available to you and the official premiums for your age, ZIP code, gender, tobacco status, discounts, and underwriting situation. It should separate known current prices from estimates about the future.

At The Jordan Insurance Agency, we can help you request and compare available Medicare Supplement quotes and explain how each policy is rated. Contact The Jordan Insurance Agency for personalized guidance. If your question concerns moving from a different type of Medicare coverage, review switching Medicare Advantage to Medigap in NC before assuming you can change policies without underwriting.

Frequently Asked Questions

Does buying an issue-age Medigap Plan G keep my premium from increasing?

No. An issue-age premium does not increase because you get older, but Medicare states that it may still increase because of inflation and other factors.

Is an attained-age Medigap Plan G always the cheapest choice at age 65?

No. Medicare says attained-age policies have low premiums for younger buyers and may be among the least expensive at first, but actual prices vary. North Carolina identifies several other rating factors, including gender, tobacco status, location, discounts, and medical underwriting when applicable. Compare current official quotes instead of assuming a rating method will always be cheapest.

Can I calculate when issue-age and attained-age Medigap costs will break even?

Only as a carrier-specific projection using actual starting premiums, the attained-age schedule, applicable discounts, and assumptions about future rate changes. There is no evidence-based universal break-even period, and future premiums cannot be guaranteed.

Can I change my Medigap policy in North Carolina if my rate increases?

You can apply for another policy, but outside your Medigap Open Enrollment Period or a guaranteed-issue situation, an insurer may use medical underwriting to decide whether to accept the application. The North Carolina Department of Insurance explains that the initial Medigap Open Enrollment Period is a one-time six-month period that starts the first month you are both 65 or older and enrolled in Medicare Part B. It does not repeat every year.

What factors should I compare besides the Medigap rating method?

Compare the actual premium, the rating method, discounts, underwriting rules, and the company offering the policy. North Carolina guidance says price is the difference between policies with the same standardized plan letter sold by different companies, so compare Plan G with Plan G and obtain current quotes.