Medicaid Plans: HMO, PPO, and Other Network Types Explained

Medicaid covers both HMO and PPO plans, but which type you get depends on your state and which plan you choose

Medicaid is not a single plan — it is a program run by each state, and states decide what types of plans they offer. Most states offer HMO plans (Health Maintenance Organizations), many offer PPO plans (Preferred Provider Organizations), and some offer both. A few states also offer POS plans (Point of Service) that blend HMO and PPO features. The type of plan you end up in depends on where you live, whether your state lets you choose, and sometimes on whether you have special health needs.

The core difference is how you access care. In an HMO, you pick a primary care doctor who coordinates all your care and you must use doctors in the plan's network (except emergencies). In a PPO, you can see any doctor without picking a primary care doctor first, and you can go out of network, though it costs more. Most Medicaid members are in HMOs because states use them to control costs, but the rules vary widely by state.

Key Takeaways

HMO plans require you to choose a primary care doctor and stay within the plan's network; PPO plans let you see any doctor without a referral and go out of network.
Most states default Medicaid members into HMO plans, but some states let you choose between HMO and PPO at enrollment or during open enrollment periods.
Your state's Medicaid program decides which plan types are offered and which one you are placed in if you do not choose.
Switching between plan types is usually only possible during open enrollment or when you have a may have access to life change like moving or losing other insurance.

How HMO plans work under Medicaid

In a Medicaid HMO, you must select a primary care doctor (PCP) when you enroll. This doctor becomes the gatekeeper for your care — you see them first for most health problems, and they refer you to specialists if needed. If you see a specialist without a referral, the plan may not pay, or you may owe money out of pocket.

You must use doctors, hospitals, and other providers that are in your HMO plan's network. If you go to an out-of-network provider (except in a true emergency), Medicaid will not pay and you will owe the full bill. This is why HMOs are cheaper for states to run — they control costs by limiting where members can go. Most Medicaid HMOs also have no copay or a very small copay for primary care visits, though you may pay a few dollars for specialist visits or prescriptions.

If you move to a different state or your life circumstances change significantly, you may be able to switch plans or change your primary care doctor. The rules depend on your state's Medicaid program.

How PPO plans work under Medicaid

In a Medicaid PPO, you do not have to pick a primary care doctor. You can call any doctor in the plan's network and make an appointment directly, or you can go to a specialist without a referral. This gives you more flexibility than an HMO, but PPO plans are less common in Medicaid because they cost states more money.

PPO plans still have a network of preferred providers, and you pay less (or nothing) when you use them. If you go out of network, the plan will still pay part of the cost, but you will owe more than you would in-network. Some Medicaid PPOs have small copays for office visits; others have none. The exact cost structure depends on your state's plan.

Not every state offers a Medicaid PPO option. Even in states that do, you may have to be in a certain category (like pregnant women or people with disabilities) to enroll, or you may only be able to choose a PPO during open enrollment.

Which states offer HMO versus PPO Medicaid plans

Every state offers at least one Medicaid HMO plan. Most states require or default members into an HMO unless you request something different or meet certain criteria. States that offer PPO options include California, Florida, Illinois, New York, Pennsylvania, and Texas, but the availability and rules differ in each state.

Some states offer a third option: POS plans (Point of Service), which work like an HMO if you stay in-network but allow some out-of-network care (at higher cost) if you need it. A few states also offer fee-for-service Medicaid, where you can see any doctor and Medicaid pays the provider directly, though this is becoming less common.

To find out what plans your state offers, contact your state's Medicaid agency directly or visit their website. You can also call 211 (a free referral line) and ask what Medicaid plan options are available in your area.

How to find out what plan type you are in

If you already have Medicaid, your plan type is listed on your Medicaid card or in the welcome packet you received when you enrolled. The card usually says "HMO", "PPO", or the name of the specific plan (for example, "Molina Healthcare HMO" or "Anthem PPO"). If you cannot find it on your card, call the customer service number on the back of your card and ask what type of plan you are in.

If you are enrolling in Medicaid for the first time, your state's Medicaid program will either assign you to a plan or let you choose. Some states send you a list of available plans before enrollment; others assign you automatically and let you change plans during open enrollment (usually once a year). Read any materials your state sends carefully — they will explain which plans are available and how to choose.

When you can switch between HMO and PPO plans

In most states, you can only switch Medicaid plans during open enrollment, which usually runs for 30 to 60 days once a year (the timing varies by state). During open enrollment, you can request a different plan type if your state offers more than one option.

You may also be able to switch plans outside of open enrollment if you have a may have access to life event, such as moving to a different state or county, losing other health insurance, having a baby, or experiencing a major change in income. Some states also allow switches if you are not satisfied with your current plan's network or if your doctor leaves the plan. Contact your state's Medicaid program to ask whether your situation qualifies.

If you switch plans, there is usually a waiting period before the new plan takes effect — often 1 to 30 days depending on your state and the reason for the switch. During that time, your old plan is still active, so do not schedule appointments or procedures until you confirm your new plan is in effect.

What to consider when choosing between HMO and PPO

If your state lets you choose, think about your health needs and how you use doctors. An HMO is usually cheaper (lower or no copays) and works well if you have a regular primary care doctor and do not mind staying in-network. A PPO costs more but gives you more freedom to see specialists and out-of-network providers without a referral.

Check the network for each plan before you choose. If your current doctor is not in the HMO's network, you will have to switch doctors or pay out of pocket. If you travel frequently or live near a state border and see doctors in another state, a PPO may be better because it covers out-of-network care. If you have complex health needs or see many specialists, ask each plan how referrals work and whether the specialists you need are in-network.

Also ask about prescription drug coverage. HMO and PPO plans may cover different medications or charge different copays for the same drug. If you take expensive medications, compare the drug formularies (the list of covered drugs) before you choose.

Frequently Asked Questions

Can I switch from an HMO to a PPO if I do not like my HMO plan?

Yes, but only during open enrollment or if you have a may have access to life event. Open enrollment usually happens once a year for 30 to 60 days. If you have a major life change (like moving, losing other insurance, or having a baby), you may be able to switch outside of open enrollment. Contact your state's Medicaid program to ask whether your reason qualifies.

Do I have to pay more for a PPO plan than an HMO plan?

Not necessarily — both are free to join because Medicaid pays the plan directly. However, PPO plans may have higher copays for office visits or prescriptions, and you will owe more if you go out of network. Check the cost details for each plan your state offers before you choose.

What happens if I see a doctor outside my HMO plan's network?

The plan will not pay, and you will owe the full bill to the doctor. The only exception is a true medical emergency — HMO plans must pay for emergency care even if the hospital or doctor is out of network. If you need a specialist and are not sure whether they are in-network, call your HMO's customer service line before you schedule the appointment.

Can my state force me into an HMO if I want a PPO?

Yes, if your state does not offer a PPO option or if you do not meet the criteria to enroll in one. Most states default members into HMO plans because they are cheaper. If you want a PPO and your state offers one, ask during enrollment or open enrollment whether you can choose it.

How do I know if my doctor is in my Medicaid plan's network?

Call the customer service number on your Medicaid card or visit your plan's website — most have a provider search tool. You can also call your doctor's office and ask whether they accept your specific Medicaid plan. Do not assume a doctor accepts Medicaid in general; they must be in your specific plan's network.

This guide is for general information only and is not medical, financial, legal, or other professional advice. For decisions specific to your situation, consult a qualified professional. See our Editorial Policy.