ESPN publishes no stat lines for Tom Heinsohn. His career totals, as Wikipedia gives them: 12,194 points, 5,749 rebounds, 1,318 assists, 18.6 points per game, 8.8 rebounds per game, 2.0 assists per game.
Among the 2,580 NBA players with a career line on file, regular season. A place deeper than 300th is not listed.