Medicare Advantage Plans in Orange County, CA

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California state

In 2019, one out of every 12 residents of Orange County, CA, were enrolled in a Medicare Advantage (Medicare Part C) plan, as were nearly half of all Medicare beneficiaries in the county.1

Learn more about Medicare Advantage in California.

2020 Medicare Advantage plans in Orange County

Number of unique plans 17
Weighted average premium $2
Average annual deductible $12.55
Average (in-network) out-of-pocket maximum $3,008
Number of $0 premium plans 9
Number of plans rated four stars or higher 16

With a population of more than three million people, Orange County was home to 17 different Medicare Advantage plans in 2019.

More than half of the Medicare Advantage plans in Orange County featured $0 premiums in 2019. The average weighted premium for a Medicare Advantage plan in Orange County was just $2 per month, and the weighted average deductible was less than $13 per year.

In terms of quality, there were 16 available plans that rated four stars or higher based on Medicare Star Ratings.2 Plans rated four stars or higher are considered top-rated Medicare plans.

Premiums, deductibles and other costs may vary. The numbers reported in the table above are taken from the Centers for Medicare and Medicaid Services (CMS). A licensed insurance agent will be able to help you review and compare costs for specific plans available in Orange County or wherever you may live.

List of Medicare Advantage plans in Orange County

Medicare Advantage plans can come in several different forms.

All Medicare Advantage enrollees in Orange County – and in the state of California, for that matter – belonged to an HMO plan in 2019.

HMO (Health Maintenance Organization) plans utilize a network of participating doctors and other health care providers. Care is typically not covered by the plan when received outside of the network. 

In the state of California, the breakdown of plan types in 2019 was as follows:

Plan type Percentage of California enrollees (2019)
HMO 100%

How to Sign up for a Medicare Advantage Plan in Orange County

There are different Medicare enrollment periods in the year during which you may able to sign up for a Medicare Advantage plan in Orange County, depending on your eligibility. 

Medicare IEP graphic

Initial Enrollment Period (IEP)

When you first become eligible for Medicare, you will typically be granted an Initial Enrollment Period (IEP). This period begins three months before you turn 65 years old, includes the month of your birthday and continues for an additional three months. 

Medicare AEP graphic

Annual Enrollment Period (AEP)

The Annual Enrollment Period (AEP, also called the Medicare Open Enrollment Period for Medicare Advantage plans) takes place from October 15 to December 7 each year. This period is open to all eligible Medicare beneficiaries who wish to add, drop or change Medicare plans.  

Special Enrollment Period

If you experience a qualifying circumstance, you may be granted a Special Enrollment Period (SEP) at any time throughout the year to allow you to enroll in a Medicare Advantage plan.

Such circumstances may include situations like moving outside of your plan’s service area or losing your Medicare Advantage plan coverage through no fault of your own. A licensed insurance agent can help you determine if you are eligible for a Special Enrollment Period and what actions you may be able to take during that time. 

Find a Medicare Advantage plan where you live

Medicare Advantage plans can come in a variety of types and can include different benefits, networks, costs and more.

Connect with a licensed insurance agent today for help determining your eligibility and finding the best Medicare Advantage plan for you in Orange County. 

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1's internal analysis of CMS Medicare Advantage landscape source files, accessed May 2019. Data retrieved from

2 Every year, Medicare evaluates plans based on a 5-star rating system.