The short version: pick the network first and the letters second. A cheap HMO that includes your doctors beats an expensive PPO you never use out of network. A PPO earns its price when you need care outside your plan's network, including in other states.
- 84%of marketplace enrollees were in HMO or EPO plans, per KFF's most recent network type breakdown (2021 data)
- 0marketplace PPO plans in the 10 Texas counties I analyzed for 2026
- 8.5%of plan listings in the 12 Florida counties I analyzed are PPOs, and one carrier sells all of them
The four network types side by side
The letters describe two things: whether a plan pays anything when you see a doctor outside its network, and whether you need a referral from a primary care doctor before seeing a specialist. Everything else, like the deductible and copays, depends on the specific plan, not the network type.
| Type | Out of network care | Specialist referral | Typical premium |
|---|---|---|---|
| HMOHealth Maintenance Organization | Not covered except emergencies | Usually required | Lowest |
| EPOExclusive Provider Organization | Not covered except emergencies | Usually not required | Low to middle |
| POSPoint of Service | Often some coverage, at a higher cost | Required | Middle |
| PPOPreferred Provider Organization | Covered, at a higher cost | Not required | Highest |
Definitions follow HealthCare.gov. Individual plans can differ, so always read the plan's Summary of Benefits and Coverage.
HMO: the budget pick when your doctors are in network
HealthCare.gov describes an HMO as a plan that usually limits coverage to doctors who work for or contract with the HMO, and generally does not cover out of network care except in an emergency. Most HMOs also ask you to choose a primary care doctor who sends referrals to specialists.
That sounds restrictive, but for a lot of people it is the smartest buy. If your doctors and your preferred hospital are in the network, you get the same care for a lower premium. The HMO is also where most of the choice is. In the 22 Florida and Texas counties I pulled from the 2026 CMS plan file, HMOs make up 71 percent of Florida plan listings and 64 percent of Texas listings.
EPO: no referrals, but no safety net outside the network
An EPO covers services only when you use doctors, specialists, or hospitals in the plan's network, except in an emergency. The difference from an HMO is that you can usually book a specialist yourself without a referral. People who like to manage their own care often prefer it. The risk is the same as an HMO: if you see a provider outside the network for a planned visit, you can end up paying the whole bill.
POS: an HMO with a side door
A POS plan charges less when you stay in network and requires a referral from your primary care doctor to see a specialist, per HealthCare.gov. Many POS plans also pay something toward out of network care. Think of it as a hybrid. It is less common than an HMO, but in the Texas counties I analyzed, POS plans are 15 percent of listings, which makes them the closest thing to a PPO available there.
PPO: the most freedom, the highest price
A PPO charges less when you use its network, but lets you see doctors, hospitals, and providers outside the network without a referral, for an additional cost. That flexibility matters most if you split time between two states, have a specialist at a medical center outside the local networks, or simply do not want a referral step between you and a specialist.
Here is the catch almost nobody explains. The federal out of pocket maximum, $10,600 for an individual in 2026, applies to in network care. HealthCare.gov is clear that out of network spending does not count toward it. So a PPO's out of network benefit is real, but it is not unlimited protection. Check the plan's separate out of network deductible and limit before you rely on it.
What the 2026 data says about PPO availability
PPOs have been shrinking on the marketplace for years. KFF's most recent breakdown found 84 percent of marketplace enrollees in HMO or EPO plans, 13 percent in PPOs, and 4 percent in POS plans, based on 2021 data. When I went county by county through the official 2026 CMS plan file, the picture was even starker.
| Area (2026) | Plan listings | HMO | EPO | POS | PPO |
|---|---|---|---|---|---|
| 12 Florida counties | 1,972 | 71.3% | 13.3% | 6.9% | 8.5% |
| 10 Texas counties | 1,159 | 63.8% | 21.5% | 14.8% | 0% |
Source: CMS plan year 2026 individual market file. A plan listing is one plan offered in one county, so a plan sold in all 12 Florida counties counts 12 times.
In every one of those 12 Florida counties, including Hillsborough County, there are exactly 14 marketplace PPO plans, and all of them come from a single carrier. In the 10 Texas counties, including Harris County and Dallas County, there are none at all. If a PPO is a must for you, it is worth knowing that before open enrollment starts on November 1. You can see the plan mix for each county on my county pages, and I go deeper on the options in Florida PPO health insurance and Texas PPO health insurance.
So which one is better for you?
- Choose an HMO if your doctors and hospital are in its network, you mostly get care close to home, and you want the lowest premium for the coverage.
- Choose an EPO if you want to book specialists directly and you are confident the network covers the providers you use.
- Choose a POS if you want an HMO style price with at least some out of network coverage, and you do not mind referrals.
- Choose a PPO if you need a specific doctor or hospital outside the local networks, live part of the year in another state, or are managing a condition where open specialist access is worth paying for.
Emergencies are covered on all four types. The network rules above apply to planned care.
How to check a network the right way
Carriers often sell several networks under the same brand name, so "my doctor takes that insurance" is not enough. Search the plan's provider directory by the exact plan name, then call the office and ask whether they are in network for that specific plan for next year. Check your prescriptions against the plan's drug list at the same time.
My honest take: many people are best served by an HMO or EPO because their doctors are already in network and the savings are real. When that is the case, I will tell you so, and my help costs you nothing either way. Here is why a broker is free. If you want the flexibility of a PPO with lower out of pocket costs, my guide to low deductible PPO health insurance covers what exists, and my bronze vs silver vs gold guide explains the other big choice on every plan.
Common questions
Is a PPO or HMO better?
Neither is better for everyone. An HMO usually has a lower premium and works well if your doctors are in its network. A PPO costs more but covers out of network care at a higher cost and does not require referrals, which matters if you need doctors outside the local networks or live in two states.
What is the difference between an EPO and a PPO?
Both usually let you see specialists without a referral. The difference is out of network care. An EPO covers only in network providers except in an emergency, while a PPO also pays toward out of network providers at a higher cost.
What is a POS plan?
A POS, or point of service, plan charges less when you use in network providers and requires a referral from your primary care doctor to see a specialist. Many POS plans also pay part of the cost of out of network care, which makes them a hybrid of an HMO and a PPO.
Why are PPO plans hard to find on the marketplace?
Most marketplace plans are HMOs or EPOs. KFF found 84 percent of marketplace enrollees in HMO or EPO plans in 2021. In my analysis of the 2026 CMS plan file, PPOs were 8.5 percent of plan listings in 12 Florida counties, all from one carrier, and there were none in 10 Texas counties.
Does out of network care count toward my out of pocket maximum?
Not toward the federal limit. HealthCare.gov says the out of pocket maximum, $10,600 for an individual in 2026, counts in network care. Out of network costs, including charges above the allowed amount, do not count, so check a PPO's separate out of network limits.
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- HealthCare.gov, Health insurance plan and network types
- HealthCare.gov, Out of pocket maximum/limit
- KFF, How Narrow or Broad Are ACA Marketplace Physician Networks?
- CMS, Plan year 2026 individual market medical plan file