Bryant logged four points (1-4 FG, 1-4 3Pt, 1-1 FT) and two rebounds over 13 minutes during Monday's 106-98 win over Detroit.
Bryant won't start Wednesday's regular-season opener against the Magic.
Bryant is in the starting lineup for Friday's preseason game against the Grizzlies.
Bryant and the Heat agreed to a one-year deal Wednesday, Ira Winderman of the South Florida Sun Sentinel reports.
Bryant declined his $2.8 million player option Saturday, and he will test free agency this offseason, Michael Scotto of USA Today reports.
Bryant closed with 26 points (11-17 FG, 1-3 3Pt, 3-4 FT), 12 rebounds, one assist, two blocks and two steals over 22 minutes off the bench during Friday's 142-82 victory over the Trail Blazers.
Bryant will come off the bench Friday night against the Pelicans.
Bryant will start Wednesday's game against the Cavaliers.
Bryant accumulated 11 points (4-9 FG, 1-1 3Pt, 2-2 FT), two rebounds, one assist, one block and one steal across 16 minutes during Monday's 98-91 loss to the 76ers.
The NBA announced Sunday that Bryant has been suspended for three games for his role in an on-court altercation that occurred in Friday's 106-95 win over New Orleans.