Coleman visited with the Patriots on Monday and was scheduled to take a trip to Philadelphia Tuesday.
The 24-year-old Coleman was selected by the Browns with the 15th-overall selection in 2016.More news: Lions Hope Monday Night Game Restores the Roar After Muted Preseason
Bills first-year offensive coordinator Brian Daboll is a former Patriots assistant who is running a similar offense to New England's under Josh McDaniels. With Julian Edelman suspended for the first four games, Rob Gronkowski did most of the receiving work in Sunday's season opener, catching seven passes for 123 yards against the Houston Texans. Coleman has played in 19 National Football League games with 18 starts and has 56 receptions for 718 yards and five touchdowns. But Cordarrelle Patterson (16 plays) and McCarron (15) rotated through and made little impact as the third and fourth receivers.
The 6-foot-1, 212-pound Fowler had 56 catches for 698 yards and five touchdowns from 2015 to 2017 with the Broncos.
The Michigan State product spent his first three seasons in the National Football League with the Denver Broncos. Barner has appeared in 44 regular-season games with one start and totaled 77 rushing attempts for 317 yards with three touchdowns and 21 receptions for 127 yards.