David West added 30 points on 13-of-16 shooting, including a score-tying 3-pointer with 8.3 seconds left in regulation.
Paul George provided 17 points and seven assists for Indiana, which was playing without Lance Stephenson (sore lower back).
Damian Lillard pumped in 38 points and dished off 11 assists for the Trail Blazers.
Robin Lopez had 17 points and 14 rebounds for Portland.
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