PPO   abbr.  preferred provider organization

Main Entry: PPO
Pronunciation: "pE-(")pE-'O
Function: noun
Inflected Form: plural PPOs
: an organization providing health care that giveseconomic incentives to the individual purchaser of a health-care contract to patronize certain physicians, laboratories, and hospitals which agree to supervision and reduced fees called alsopreferred provider organization; —compare HMO

PPO abbr.
preferred provider organization

PPO preferred provider organization