Has an NBA game ever ended 83-56?

Exactly once. On December 31, 1953, Ft. Wayne Zollner Pistons beat Philadelphia Warriors 83-56, and no NBA game before or since has ended that way. When it happened it was a scorigami, the first 83-56 in league history.

Where 83-56 sits among nearby NBA scores. Deeper blue means a score has happened more often; the outlined cell is the new one.

That makes 83-56 the 2546th most common final score out of 3,190 that have ever occurred in NBA. One point away, 84-56 has happened 2 times and 83-57 has happened 2 times.

Every 83-56 in NBA history

Date	Result	Season
1953-12-31	Ft. Wayne Zollner Pistons over Philadelphia Warriors	1953

Open the NBA grid at 83-56