One difference between an HMO and a PPO is that HMO plans require a consumer to choose a primary care physician, while a PPO plan does not have this requirement. HMO and PPO insurance plans differ in the amount of option... More », and feature searchable health insurance databases and offer quotes for HMO and PPO health insurance plans. H&R Block also provides a health insurance database. More »

A health maintenance organization insurance plan may require an individual to have a primary doctor, and an the individual must acquire referrals from his primary doctor before receiving other services, states Blue Cross... More »

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There are different medical networks and paperwork requirements associated with HMO, PPO and HSA health insurance plans, as noted by WebMD. These differences determine the medical experts a patient can visit and the amou... More »

The primary difference between HMO and PPO insurance plans lies in the restrictions on doctors and networks. An HMO plan is typically more affordable but comes with more restrictions on which doctors can be seen. A PPO p... More »

A PPO health insurance plan is a network insurance policy in which a covered person doesn't have to elect a primary care physician. Instead, members are able to use both in-network and out-of-network providers without a ... More »

Cigna's Health Maintenance Organization insurance allows subscribers and their family members covered by the plan to choose their primary care physician, according to the Cigna website. Subscribers select these physician... More »