Crossword clues for the word: PPO The word PPO has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for PPO Showing 1 to 8 of 8 results Clue(s) ...pet Billy, for one Health care assn. Health ins. choice Health ins. plan Health insurance choice (Abbr.) HMO alternative Insurance plan option: Abbr. Med. plan type