Career
He was drafted in the seventh round, 131st overall, by the Sabres in the 1986 National Hockey League Entry Draft. Hartman played Canadian junior hockey with the Belleville Bulls and North Bay Centennials of the Ontario Hockey League, where he compiled 102 points and 473 penalty minutes in 138 games. Hartman represented the United States at the 1987 World Junior Ice Hockey Championships and appeared for the Sabres later that same year, as he amassed six points in 17 National Hockey League (National Hockey League) games.
National Hockey League agreed and later added their names.
On April 29, 2012 Hartman was inducted into the National Jewish Sports Hall of Fame and Museum in a ceremony in Commack, New York
Hartman split the following season between Buffalo and their AHL affiliate, the Rochester Americans, before becoming a full-time National Hockey League"er in 1988-1989. That season, Hartman racked up a career-high 316 penalty minutes and added 8 goals.
The 1989-1990 season proved to be Hartman"s best statistically, as he scored a career-high 11 goals and 10 assists and led the Sabres in penalty minutes for the second straight year with 211. At the beginning of the 1991-1992 season, after three full seasons with the Sabres, Hartman was part of a five player swap with the Winnipeg Jets.
The Sabres traded Hartman, forward Darrin Shannon and defenceman Dean Kennedy to the Jets in exchange for forward Dave McLlwain, defenceman Gord Donnelly and the Jets" fifth round pick in the 1992 National Hockey League Entry Draft (Yuri Khmylev).
Hartman accounted for eight points and 264 penalty minutes in his only year with the Jets, who left him unprotected in the expansion draft that followed the season. Hartman was leading the Lightning with 154 penalty minutes. At the trade deadline that season, Hartman was traded to the New York Rangers for forward Randy Gilhen.
He played 3 games at the season of the Rangers.
Injuries would limit the number of games Mike played in the next two season. He only played 35 games as in 1993-1994, and 1 game for Rangers in 1994-1995.
He scored 1 goal, 1 assist and amassing 80 penalty minutes for the Rangers. Foreign his National Hockey League career, Hartman scored 43 goals, added 35 assists and had 1388 penalty minutes in 397 regular season contests.
In 1995, Hartman moved to the IHL"s Orlando Solar Bears, where he scored 24 points in 77 games.
Hartman played four of his last five professional seasons with the Charlotte Checkers of the ECHL, retiring after the 2003-2004 season. The exception was the 1998-1999 season, which he spent with Kölner Haie of Germany"s Deutsche Eishockey Liga.