| 2000-01 | QMJHL | Moncton Wildcats | 45 | 10 | 19 | 29 | 38 | 0 | -- | -- | -- | -- | -- | -- |
| 2000-01 | QMJHL | Chicoutimi Saguenéens | 28 | 10 | 13 | 23 | 14 | 0 | 7 | 4 | 7 | 11 | 2 | 0 |
| 2001-02 | QMJHL | Chicoutimi Saguenéens | 68 | 51 | 67 | 118 | 120 | 8 | 4 | 3 | 1 | 4 | 10 | 0 |
| 2002-03 | QMJHL | Chicoutimi Saguenéens | 31 | 20 | 35 | 55 | 56 | 0 | -- | -- | -- | -- | -- | -- |
| 2002-03 | QMJHL | Sherbrooke Phoenix | 28 | 13 | 35 | 48 | 84 | 0 | 12 | 8 | 11 | 19 | 6 | 0 |
| 2003-04 | AHL | Cincinnati | 66 | 14 | 16 | 30 | 20 | -8 | 7 | 1 | 2 | 3 | 6 | 1 |
| 2004-05 | AHL | Cincinnati | 76 | 17 | 24 | 41 | 58 | -1 | 9 | 2 | 0 | 2 | 8 | -1 |
| 2005-06 | AHL | Portland | 56 | 22 | 27 | 49 | 42 | 1 | 19 | 5 | 17 | 22 | 24 | 13 |
| 2005-06 | ECHL | Augusta Lynx | 2 | 0 | 1 | 1 | 0 | 0 | -- | -- | -- | -- | -- | -- |
| 2006-07 | AHL | Portland | 28 | 15 | 13 | 28 | 35 | 6 | -- | -- | -- | -- | -- | -- |
| 2006-07 | AHL | Norfolk | 40 | 15 | 36 | 51 | 12 | 13 | 6 | 2 | 1 | 3 | 2 | -2 |
| 2006-07 | NHL | Chicago Blackhawks | 5 | 0 | 1 | 1 | 2 | -1 | -- | -- | -- | -- | -- | -- |
| 2007-08 | AHL | Hartford Wolf Pack | 75 | 34 | 47 | 81 | 81 | 0 | 5 | 3 | 2 | 5 | 13 | 0 |
| 2008-09 | AHL | Hartford Wolf Pack | 74 | 29 | 49 | 78 | 142 | 0 | -- | -- | -- | -- | -- | -- |
| 2009-10 | AHL | Hartford Wolf Pack | 35 | 20 | 25 | 45 | 63 | 0 | -- | -- | -- | -- | -- | -- |
| 2009-10 | NHL | New York Rangers | 22 | 3 | 5 | 8 | 4 | -2 | -- | -- | -- | -- | -- | -- |
| 2010-11 | NHL | New York Islanders | 81 | 20 | 33 | 53 | 46 | -8 | -- | -- | -- | -- | -- | -- |
| 2011-12 | NHL | New York Islanders | 80 | 18 | 49 | 67 | 89 | -8 | -- | -- | -- | -- | -- | -- |
| 2012-13 | NHL | Colorado Avalanche | 48 | 18 | 25 | 43 | 38 | -11 | -- | -- | -- | -- | -- | -- |
| 2013-14 | NHL | Colorado Avalanche | 55 | 14 | 19 | 33 | 30 | 3 | 7 | 1 | 2 | 3 | 2 | 0 |
| 2014-15 | NHL | Montréal Canadiens | 56 | 8 | 14 | 22 | 30 | 0 | 8 | 1 | 1 | 2 | 2 | 0 |
| 2015-16 | NHL | Toronto Maple Leafs | 77 | 20 | 21 | 41 | 68 | 0 | -- | -- | -- | -- | -- | -- |
| 2016-17 | NHL | New Jersey Devils | 59 | 13 | 14 | 27 | 35 | -16 | -- | -- | -- | -- | -- | -- |
| 2016-17 | NHL | Nashville Predators | 8 | 0 | 1 | 1 | 0 | -2 | 5 | 0 | 0 | 0 | 0 | 0 |
| 2017-18 | KHL | Avtomobilist Yekaterinburg | 20 | 3 | 10 | 13 | 4 | 5 | 5 | 0 | 1 | 1 | 2 | -1 |
| NHL TOTALS | 491 | 114 | 182 | 296 | 342 | -45 | 20 | 2 | 3 | 5 | 4 | 0 |