Stephenson was fined $10,000 for his second violation of the playoffs. Hibbert was fined $5,000.
Stephenson's flop came with 8:23 remaining in the fourth quarter of the Pacers' 93-90 win over the Miami Heat. Hibbert's was with 5:18 remaining.
Game 6 is Friday in Miami. The Heat lead the series 3-2.