Network type comparison, HMO vs PPO vs EPO
Last updated: March 2026
Network typeHMOs often need referrals and in-network care. EPOs stay in-network without referrals. PPOs allow broader access. affects where you can get care and whether you need referrals. Beyond your deductibleThe amount of medical bills you need to pay in a year before insurance starts splitting the bills with you. and premium, network rules can change what you actually pay, especially when you accidentally go out of network. Network type describes which doctors and hospitals are treated as in network vs out of networkIn-network providers have negotiated rates. Out-of-network services are usually much more expensive., and what happens when you go outside that network. Costs can differ dramatically between in network and out of network care.
HMO
An HMO typically requires in-network care and often requires referrals from your primary care provider (PCP) to see specialists. Out-of-network care is often not covered except for emergencies.
For example, if an out-of-network urgent care visit has a bill of $400, an HMO plan may not cover that bill, meaning you could be responsible for most or all of the cost. Plan rules vary, but the risk is that out-of-network can be much more expensive than expected.
EPO
An EPO plan generally does not require referrals to see specialists, but does requires you to stay in-network. Out-of-network care is usually not covered except for emergencies.
For example, you might see an in-network specialist with a $50 copayA fixed dollar amount you pay for certain services (like office visits or prescriptions). Copay plans often have higher premiums but lower costs for routine care. Copays usually do not count toward your deductible, but they typically count toward your out-of-pocket maximum., but if you choose an out-of-network specialist, and the visit costs $500, the plan may not cover you and you may owe the full amount.
PPO
A PPO plan usually allows you to access a broader network of providers, in- and out-of-netowrk. However, out-of-network care may have different coverage vs. in-network-care, such as separate out-of-network deductibles or out-of-pocket limits.
For example, consider two plans with similar deductibles. The HMO costs $400 per month and the PPO costs $500 per month. That difference is $1,200 per year in premiums. In exchange, the PPO allows direct specialist visits and broader provider choice. The question is whether that added flexibility is worth the higher premiums.
The biggest cost trap, out of network care
The biggest mistake is comparing network types based only on flexibility while ignoring premiums and total annual cost. A PPO may feel safer because it allows broader access, but if it costs significantly more each month, that premium difference can outweigh the value of flexibility in a routine year.
Example, routine year, no referrals needed
Consider a year with two primary care visits and one specialist visit. Under an HMO, you may need a referral for the specialist but pay a $30 copay for primary care and a $50 copay for the specialist. Under a PPO plan, you may skip the referral and pay similar copays, but the PPO premium is $100 higher per month.
Example, expensive year, specialist driven care
Consider a scenario in which you require several specialist visits and a planned outpatient procedure. Under an HMO plan, you must first see your primary care provider for a referral before seeing a specialist. You are also limited to a narrower in-netowrk provider list. If your preferred specialist or hospital is out-of-network, the visit may not be covered. Under a PPO, you can usually see specialists directly without referrals and you may have broader in-network options. However, that flexibility often comes with higher premiums. The PPO trades higher premiums for convenience and broader access.
Compare plans with your numbers
Use the Health Plan Compare calculator to compare plans side by side. Enter premiums, deductible, copay, coinsurance percentAfter you reach your deductible, this is the percent of each bill you pay while insurance pays the remainder., and out of pocket maxThe most you pay for covered medical bills in a year. After this, insurance pays 100% of covered costs., then compare total annual cost across scenarios. If you are considering different network types, model a scenario where you stay in network, and a scenario where you have one out of network event, to understand risk.
FAQ
Is PPO always better because it has out-of-network coverage?
Not always, PPO can reduce network restrictions, but it can also cost more in premiums, and out-of-network care can still be expensive. The right choice depends on your plan numbers and how likely you are to go out-of-network.
Does out-of-network spending count towards my out-of-pocket max?
Sometimes, but many plans track in-network and out-of-network spending separately, and some out-of-network charges may not count the way you expect, always confirm in your plan documents.
Disclaimer: This calculator and educational content provide estimates for informational purposes only and are not medical, financial, or legal advice. Plan rules vary by employer and insurer. Always review your plan documents or consult a qualified professional for guidance.