You can enroll in a Medicare Supplement when you are both 65 and enrolled in Medicare Part B. The open enrollment period is six months prior to the first day of your birthday month. This is the best time to buy a supplement so you have lower prices.

Private, individual, and family plans purchased outside the marketplace can be canceled at any time, but you might not be able to purchase a new plan if cancellation occurs outside the open enrollment period.

ACA (Marketplace) can be canceled at any time. New marketplace plans, however, can only be purchased during open enrollment, unless there is a qualifying life event.

If your plan is employer-sponsored health coverage, you might be able to cancel during specific times only, such as open enrollment. Life-qualifying events, such as leaving a company or new employment, can allow you to cancel outside the open enrollment period.

ACA (Marketplace) savings (tax credits/subsidies) are based on your household income for the year you would like to have coverage. It is important to be as exact as possible to determine your current monthly premium; however, if your income changes significantly, you can update it during the year in order to avoid owing taxes the following year.

Some pre-existing conditions are covered and some conditions are not covered on the private market; however, it’s based on the underwriting guidelines of each company. Marketplace covers all pre-existing conditions.

Yes, based on certain criteria: See Your Options If You Have Job-Based Health Insurance | HealthCare.gov

There are affordable, tailor-made private coverage options available. Instead of being stuck with expensive group insurance that may not meet your specific needs, you can explore private coverage options that are designed to fit your budget and provide the coverage you and your family actually need.

COBRA, if it’s affordable. Otherwise, ACA (marketplace), private health insurance, and sharing plans. Supplements are available to help cover ACA (marketplace) deductibles, as well as out-of-state coverage if there is a non-life-threatening event.

Premiums are due the month prior to your coverage start date and are paid directly to the insurance company.

Health insurance premiums do not increase every year, but they do increase due to inflation and age slabs which are fixed intervals of age where the premium rate is the same. For example, a 50-year-old insured might pay the same premium until he or she turns 54. Does The Health Insurance Renewal Premium Increase Every Year? - CLJ (communityliteracy.org)

The cost is dependent on age, income, residential location, the number of family members included in coverage, as well as personal choices in coverage.