Players will wear jersey and cap patches during all three games against the Blue Jays, and the bases will be adorned with a special logo. Fans attending the Oct. 2 game will receive a commemorative patch.
In addition, NESN will air two in-depth specials on Ortiz's career. The first, "David Ortiz: The Journey," premieres on Friday. The second, "The David Ortiz Era," premieres on Sept. 28.
Ortiz plans to officially retire on Nov. 18, his 40th birthday, after a 20-year career.
Cash Kruth is a reporter for MLB.com. Follow him on Twitter at @cashkruth. This story was not subject to the approval of Major League Baseball or its clubs.