| 2001-02 | AHL | Wilkes-Barre/Scranton Penguins | 78 | 2 | 18 | 20 | 99 | 2 | -- | -- | -- | -- | -- | -- |
| 2002-03 | AHL | Wilkes-Barre/Scranton Penguins | 71 | 4 | 14 | 18 | 105 | 5 | 6 | 0 | 0 | 0 | 14 | 3 |
| 2002-03 | NHL | Pittsburgh Penguins | 6 | 0 | 0 | 0 | 2 | -5 | -- | -- | -- | -- | -- | -- |
| 2003-04 | AHL | Wilkes-Barre/Scranton Penguins | 3 | 0 | 0 | 0 | 2 | 1 | 24 | 0 | 4 | 4 | 53 | -2 |
| 2003-04 | NHL | Pittsburgh Penguins | 79 | 1 | 9 | 10 | 127 | -36 | -- | -- | -- | -- | -- | -- |
| 2005-06 | NHL | Pittsburgh Penguins | 64 | 2 | 7 | 9 | 124 | -3 | -- | -- | -- | -- | -- | -- |
| 2006-07 | NHL | Pittsburgh Penguins | 70 | 0 | 6 | 6 | 82 | 4 | 5 | 0 | 0 | 0 | 8 | -2 |
| 2007-08 | NHL | Pittsburgh Penguins | 78 | 1 | 10 | 11 | 57 | 11 | 20 | 0 | 2 | 2 | 18 | -3 |
| 2008-09 | NHL | Pittsburgh Penguins | 79 | 2 | 17 | 19 | 73 | 10 | 24 | 0 | 4 | 4 | 22 | -1 |
| 2009-10 | NHL | Pittsburgh Penguins | 73 | 2 | 23 | 25 | 64 | 6 | 13 | 0 | 2 | 2 | 12 | 3 |
| 2010-11 | NHL | Pittsburgh Penguins | 63 | 1 | 12 | 13 | 66 | 12 | 7 | 0 | 3 | 3 | 14 | -2 |
| 2011-12 | NHL | Pittsburgh Penguins | 73 | 2 | 16 | 18 | 61 | 19 | 6 | 0 | 0 | 0 | 4 | -2 |
| 2012-13 | NHL | Pittsburgh Penguins | 46 | 0 | 8 | 8 | 32 | 17 | 12 | 1 | 1 | 2 | 10 | 2 |
| 2013-14 | NHL | Pittsburgh Penguins | 72 | 2 | 11 | 13 | 46 | -3 | 5 | 1 | 1 | 2 | 0 | 6 |
| 2014-15 | NHL | Washington Capitals | 78 | 0 | 19 | 19 | 66 | 5 | 14 | 0 | 2 | 2 | 8 | 5 |
| 2015-16 | NHL | Washington Capitals | 41 | 3 | 7 | 10 | 24 | 11 | 6 | 0 | 0 | 0 | 10 | -3 |
| 2016-17 | NHL | Washington Capitals | 79 | 0 | 14 | 14 | 48 | 32 | 13 | 0 | 2 | 2 | 11 | -7 |
| 2017-18 | NHL | Washington Capitals | 81 | 0 | 10 | 10 | 68 | -9 | 24 | 1 | 4 | 5 | 15 | 17 |
| 2018-19 | NHL | Washington Capitals | 53 | 2 | 7 | 9 | 32 | 8 | 7 | 1 | 1 | 2 | 0 | -1 |
| NHL TOTALS | 1035 | 18 | 176 | 194 | 972 | 79 | 156 | 4 | 22 | 26 | 132 | 12 |