California’s Health Insurance Market Is Breaking Down And the Data Is More Alarming Than the Headlines

Estimated reading time: 9 minutes

Two major insurers just announced they are leaving California health insurance markets. The financial data behind those decisions is something every California resident with health insurance needs to understand because this is not a routine market adjustment. It is a warning signal from some of the largest companies in the world.

Here is what is happening, what it means, and what you need to do before your window closes.

What Just Happened

Within days of each other, two significant announcements landed in California’s insurance market.

• Molina Healthcare confirmed it is exiting Orange County (Region 18) and the Los Angeles Northeast region (Region 15) from the Covered California marketplace for 2027. Approximately 1,600 California consumers in those areas are directly affected and must actively find replacement coverage during Open Enrollment. If they do nothing, they will be auto-enrolled in whatever plan remains, a plan no one selected for their doctors, prescriptions, or budget.
• Health Net, a subsidiary of Centene Corporation, announced it is exiting California’s commercial small and large group market entirely. Every small business and large employer currently offering Health Net coverage to employees must transition to a new carrier before February 28, 2027. Health Net notified employers and brokers on September 1 and is not accepting any new group business. If your employer offers Health Net right now, that coverage has an expiration date.
• These are not small regional players. These are major carriers with millions of members. And they are not the only ones leaving.

The Financial Data Behind the Exits and Why It Should Concern You

This is the part most news coverage glosses over. And it is the most important part.

Molina Healthcare is a Fortune 500 company. In the first half of 2025, the company earned $627 million in profit. In the first half of 2026, that number collapsed to $74 million, a $553 million decline in a single six-month period. In the second quarter of 2026 alone, Molina’s Affordable Care Act medical loss ratio hit 88.9 percent. That means for every dollar collected in ACA premiums, Molina paid nearly 89 cents directly in medical claims, before a single administrative cost was counted.

Molina’s stock cratered more than 20 percent in a single trading session when the numbers were reported.

The company’s response was to slash its national marketplace footprint from 14 states to six.

Now consider what that tells you. Molina is not a struggling startup. It is a company with nearly $22 billion in first-half 2026 revenue and 4.9 million members. If a company that size cannot make commercial health insurance financially work, the problem is not the company. It is the economics of the market itself.

Molina is not alone. Cigna is exiting the ACA marketplace in every state where it currently operates, affecting approximately 369,000 enrollees. More than 12 carriers total have announced they will no longer sell ACA marketplace plans in 2027. The number of counties nationwide with only one marketplace insurer has risen from 93 in 2025 to 165 in 2026. In those 165 counties, consumers have no competitive choice. They take what is offered or go without.

These are not signs of a market under routine pressure. These are signs of a market under systemic strain.

California’s Medicare Advantage Crisis Has Been Building for Years

If you are on Medicare in California, this trend is not new to you, even if you did not have a name for it.

Over the past four years, Anthem Blue Cross, Blue Shield of California, UnitedHealthcare, and Aetna have each eliminated or dramatically reduced Medicare Advantage PPO plans available to California seniors. Aetna exited California’s individual insurance market entirely in 2025. Each exit reduced the number of options available during Annual Enrollment and left seniors who did not actively review their coverage subject to auto-enrollment in plans they would not have chosen.

PPO plans were popular with California seniors for a reason. They offered flexibility to see specialists without referrals and broader network access across the state. As those plans have disappeared, seniors have been forced to adapt. Many did not know they had to until the letter arrived. By then, the Annual Enrollment Period was often weeks away, or already closed.

That Medicare Advantage PPO crisis was a preview of what the individual market is experiencing now.

What This Means for You

• If you are enrolled in a Molina Covered California plan in Orange County or the Los Angeles Northeast region, your plan is going away at the end of 2026. You must select a new plan during Open Enrollment or be automatically assigned to a replacement. Do not assume the replacement will include your doctors, cover your prescriptions at the same tier, or cost you the same amount.
• If your employer offers Health Net group health coverage, your coverage ends February 28, 2027. You should be reviewing alternatives now, not in January.
• If you are a California Medicare beneficiary who has not looked at your plan since you enrolled, the data above is the reason to look. The plan that existed when you signed up may not exist in the same form today. Benefits change. Networks change. Drug formularies change. And the market itself is shrinking.
• If you are a California individual or family buying your own coverage and you auto-renewed last year, the expanded state subsidy program for 2027 may qualify you for significantly lower premiums than you are currently paying, but only if someone checks your eligibility. New federal rules under H.R.1 also make subsidy verification stricter, meaning auto-renewal could cost you financial assistance you are entitled to.

The Window to Act Is Now

Enrollment periods are fixed. Missing them is not a technicality. It means waiting up to a full year for another chance to change plans.

• Medicare Annual Enrollment Period: October 15 through December 7. This is the only window to change Medicare Advantage plans for 2027.
• Covered California Open Enrollment: November 1 through January 31, 2027. Plans enrolled by December 15 take effect January 1.
• Health Net group transition: February 28, 2027 deadline. Health Net has advised businesses to begin transitioning now.

At Medical Insurance Today, every consultation is free of charge to our customers. Our licensed California agents compare every available plan in your county, including Medicare Advantage, Medicare Supplement, Covered California, individual and family plans, and small business group coverage. We check your doctors, your prescriptions, your subsidy eligibility, and your out-of-pocket exposure to ensure you are considering the best plan options available.

When the largest insurance companies in the world are losing hundreds of millions of dollars and exiting markets, the worst thing you can do is assume your coverage takes care of itself.  Utilize our free of charge service and let a professional and experienced organization help you manage the confusion of Healthcare.

Medicare Disclaimer: We do not offer every plan available in your area. Currently we offer nine carriers in the state of California.  Please contact Medicare.gov or 1-800-MEDICARE to get information on all of your options.