Details and Rules

  • Each division plays round robin format.
  • World cup style points – 3 points for a win, 1 point for a tie, 0 points for a loss.
  • Top 2 teams from each division advance to the playoffs.
  • Top 2 teams overall have 1st round bye, as determined by record and run differential.
  • Divisional games are 4 innings.
  • Round 1 playoff games are 4 innings.
  • Quarterfinals are 4 innings.
  • Semifinals are 5 innings.
  • Finals are 5 innings.
  • 10 players on the field at any one time – only these 10 bat.
  • If a team can only field 9 players then the game will be played 9 on 9.
  • Open substitutions allowed throughout the game.
  • Count starts at 1 ball, 1 strike.
  • Foul ball hit with 2 strikes is an automatic out.
  • Courtesy runners allowed.
  • No leading, stealing, or bunting allowed.
  • Slow-pitch (underhand motion and arc between 6 and 12 feet in height).
  • No mercy rule.

Eligible players – Attendings, faculty, fellows, residents, and interns
(MDs and/or PhDs) from the Department of Neurosurgery.

Teams violating this rule will be immediately disqualified.