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Coverage beyond Medicare

Quartz’s Medicare Supplement plan helps cover some of the extra charges not paid for by Original Medicare. Medicare provides medical coverage for people eligible for Part A and enrolled in Part B. However, Medicare pays only a portion of most medical bills. You’ll still have deductibles and coinsurance costs to cover.

With Medicare Supplement, you can:
  • Go to any health care provider of your choice who accepts Medicare; Medicare Supplement does not require a provider network.
  • Live outside of the state of Wisconsin for extended periods of time; the plan is available to anyone who is a resident of the state of Wisconsin on the date Medicare Supplement coverage is effective.
  • To learn more or enroll, contact the Quartz Sales team at (866) 281-6942.

Quartz Medicare supplement eligibility and enrollment

You are eligible to enroll in Quartz’s Medicare Supplement plan if you are disabled or age 65 or older, enrolled in Medicare Parts A and B, and are a Wisconsin resident on the initial effective date of the policy. You cannot be covered by Medicaid (BadgerCare) or a Medicare Advantage plan and also have Quartz Medicare Supplement.

Open Enrollment Period
Each Medicare beneficiary has a Medicare Supplement Open Enrollment Period. During this time, eligible individuals have a guaranteed right to purchase a Medicare Supplement plan from a private insurer, such as Quartz. The insurer cannot deny coverage if all eligibility requirements are met. This period lasts for the six calendar months immediately following enrollment in Medicare Parts A and B.

Effective Dates

Coverage with Quartz Medicare Supplement will begin the first of the month following the completion of an application unless a member requests a different date (as coverage can actually begin on any day of the month).

The effective date can also be delayed and begin up to three months following the date of the application if a member chooses.

To learn more or enroll, contact the Quartz Sales team at (866) 281-6942..

Special Enrollment Periods

This type of enrollment occurs when an individual loses other health insurance coverage. In this case, the individual will receive a notice from their prior insurance company indicating that they are eligible to sign up for a Medicare Supplement plan and that they are guaranteed coverage (the plan cannot turn down the applicant’s enrollment request based on health factors).

A copy of the notice is attached to the application, and both the application and notice must be received by Quartz no later than 63 days following the end of coverage.

Other Enrollment Periods

If an individual is enrolling outside of either an Open or Special Enrollment period, the application will be reviewed to determine whether the plan will accept the applicant based on health factors.

Policy Certificate: Quartz Medicare Supplement Insurance Policy Documentation

Have general Medicare Supplement questions? We can help.

Yes. Medicare Supplement policy premiums can increase each year on the renewal date of the plan, on the birthday of the member, or if the member moves into a new rating area. Otherwise, premiums can only be raised if they are also raised for all similar policies in the state. Medicare Supplement chooses not to increase premiums on birthdays.

No. To learn more about Medicare Supplement enrollment periods, review above under the Eligibility and Enrollment section above.

No. A member can only elect one Part B optional rider. This is mandated by the State of Wisconsin. However, note that the Part B Deductible Rider is only available for purchase by individuals who were eligible for Medicare before 1/1/2020.

Here’s the Outline of Coverage for 2026. A Medicare Supplement health insurance advisor/agent can explain the Outline of Coverage document. You can also contact the Quartz Sales team at (866) 491-1335.

No. Medicare Supplement does not offer prescription coverage. A Part D prescription plan must be purchased separately.

If you are a current Medicare Supplement member and want to make a change within the plan year, please contact your advisor/agent. They will work with you to complete the required forms.

Requests to terminate coverage need to be submitted in writing. You can submit a letter or print and complete the Medicare Supplement Rider Termination Form. Please send your request by email, mail or fax to:

Email: [email protected]

Mail:

Attn: Medicare Supplement
2650 Novation Parkway
Fitchburg, WI 53713

Fax Number: (608) 643-2564

Customer Success phone: (800) 362-3310 (TTY: 711)

Question about Medicare Supplement?

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Quartz Medicare Advantage (HMO) is an HMO plan with a Medicare contract. Quartz Medicare Advantage Dual Eligible with Rx is a D-SNP HMO plan that has a contract with Medicare and with a State Medicaid program. Enrollment in these plans depends on contract renewal.
Quartz Medicare Advantage (HMO) is offered by Quartz Health Plan Corporation and Quartz Health Plan MN Corporation. Quartz Medicare Supplement is offered by Quartz Health Plan Corporation, and Quartz Medicare Select is offered by Quartz Health Benefit Plans Corporation. All are separate legal entities. ©2026 Quartz Health Solutions, Inc.
Quartz complies with applicable Federal civil rights laws and does not discriminate on the basis of race, color, national origin, age, disability, or sex.
Spanish – ATENCIÓN: Si habla español, tiene a su disposición servicios gratuitos de ayuda con el idioma. Llame al (800) 362-3310 (TTY: 711).
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Ways to enroll with Quartz

Whether you’ve selected a plan that’s right for you or you need help making a decision, we’re here to help.

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Apply with a local insurance agent

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Call the Quartz Sales team:
(866) 281-6942.