Mookie Blaylock and John Lucas are tied for the most games with 22+ assists and exactly 0 rebounds in a season, with 1 game.

most games with 22 assist 0 rebounds in a season
Interpreted as:
most games by a player with 22 or more assist 0 rebounds in a season
1992-93Blaylock1983-84Lucas11
NAMESEASONTMGPASTREBMPGPPGRPGAPGSPGBPGTPGFGMFGAFG%3PM3PA3P%FTMFTAFT%MINPTSSTLBLKTOVPF+/-
Mookie BlaylockMookie Blaylock1992-93ATLATL123037.011.00.023.04.00.02.05.08.062.51.03.033.30.01.00.037114023
John LucasJohn Lucas1983-84SASSAS124028.00.00.024.02.00.02.00.01.00.00.00.00.00.02802024
StatMuse has game-level data for assists and rebounds going back to the 1982-83 season.