
Michael Callahan played 2 NHL SEASONS from 2024-25 to 2025-26. Across his NHL career, Callahan recorded 1 GOALS and 0 ASSISTS for 1 CAREER POINTS.
| 2008-09 | Brick Invitational | Connecticut Yankees | 5 | 0 | 5 | 5 | - | - | - | 2 |
| 2013-14 | USHS-Prep | Roxbury Latin | 22 | 0 | 8 | 8 | - | - | - | - |
| 2014-15 | MHSL U16 | Neponset Valley River Rats U16 | 15 | 3 | 8 | 11 | - | - | - | 8 |
| 2014-15 | USHS-Prep | Roxbury Latin | 23 | 4 | 12 | 16 | - | - | - | - |
| 2015-16 | USA-S16 | Team Columbia | 5 | 0 | 3 | 3 | - | - | - | 15 |
| 2015-16 | USHS-Prep | The Roxbury Latin School | 24 | 6 | 13 | 19 | - | - | - | - |
| 2015-16 | MHSL U16 | Cape Cod Whalers 16U AAA | 12 | 2 | 4 | 6 | - | - | - | 6 |
| 2016-17 | USA-S17 | Team Grey | 5 | 0 | 1 | 1 | - | - | - | - |
| 2016-17 | USHS-Prep | The Roxbury Latin School | 25 | 12 | 20 | 32 | - | - | - | - |
| 2016-17 | USHL | Central Illinois Flying Aces | 2 | 0 | 0 | 0 | -2 | - | - | 0 |
| 2016-17 | 18U AAA | Cape Cod Whalers 18U AAA | 22 | 0 | 0 | 0 | - | - | - | - |
| 2016-17 | MHSL U18 | Cape Cod Whalers 18U AAA | 13 | 4 | 4 | 8 | - | - | - | 2 |
| 2017-18 | USHL | Central Illinois Flying Aces | 37 | 3 | 6 | 9 | -1 | - | - | 15 |
| 2017-18 | USHL | Youngstown Phantoms | 22 | 0 | 9 | 9 | 6 | - | - | 6 |
| 2018-19 | NCAA | Providence College | 41 | 2 | 8 | 10 | 19 | - | - | 10 |
| 2019-20 | NCAA | Providence College | 34 | 5 | 23 | 28 | 1 | - | - | 20 |
| 2020-21 | NCAA | Providence College | 25 | 3 | 11 | 14 | -3 | - | - | 12 |
| 2021-22 | NCAA | Providence College | 38 | 3 | 11 | 14 | 6 | - | - | 16 |
| 2021-22 | AHL | Providence Bruins | 15 | 1 | 1 | 2 | -4 | - | - | 2 |
| 2022-23 | AHL | Providence Bruins | 55 | 1 | 7 | 8 | -2 | - | - | 34 |
| 2023-24 | AHL | Providence Bruins | 70 | 4 | 13 | 17 | -14 | - | - | 26 |
| 2024-25 | NHL | Boston Bruins | 17 | 1 | 0 | 1 | -5 | 9 | 11.1% | 7 |
| 2024-25 | AHL | Providence Bruins | 45 | 1 | 8 | 9 | 3 | - | - | 30 |
| 2025-26 | NHL | Boston Bruins | 5 | 0 | 0 | 0 | -1 | 3 | 0.0% | 0 |
| 2025-26 | AHL | Providence Bruins | 56 | 2 | 14 | 16 | 30 | - | - | 27 |
| 2008-09 | Brick Invitational | Connecticut Yankees | 5 | 0 | 5 | 5 | - | - | - | 2 |
| 2014-15 | USA-S15 | Team Purple | 5 | 0 | 1 | 1 | - | - | - | - |
| 2017-18 | USHL | Youngstown Phantoms | 11 | 0 | 2 | 2 | 2 | - | - | 2 |
| 2022-23 | AHL | Providence Bruins | 4 | 0 | 1 | 1 | 1 | - | - | 5 |
| 2023-24 | AHL | Providence Bruins | 4 | 0 | 1 | 1 | -1 | - | - | 0 |
| 2024-25 | AHL | Providence Bruins | 8 | 0 | 2 | 2 | 0 | - | - | 0 |
| 2025-26 | AHL | Providence Bruins | 4 | 0 | 1 | 1 | -2 | - | - | 2 |
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | @ DET | Dec 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 2:51 |
| Regular | vs DET | Nov 29 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 18 | 12:45 |
| Regular | @ OTT | Oct 27 | 0 | 0 | 0 | -1 | 0 | 0 | 0 | 0 | 25 | 18:26 |
| Regular | vs COL | Oct 25 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 20 | 14:01 |
| Regular | vs ANA | Oct 23 | 0 | 0 | 0 | -2 | 0 | 0 | 0 | 2 | 25 | 16:54 |