| Player History |
| 06-02-1996 | Injured (strained back muscle), out for 3 weeks. |
| 08-11-1996 | Injured (dead arm syndrome), out for 1-2 weeks. |
| 11-22-1996 | Received a 1-year contract worth a total of $233,156 through automatic renewal. |
| 01-01-1997 | SISA scouting updated ratings (potential): Stuff: 9 (9); Movement: 8 (8); Control: 13 (13). |
| 06-03-1997 | Injured (finger blister), day-to-day for 1-2 weeks. |
| 11-20-1997 | Received a 1-year contract worth a total of $247,692 through automatic renewal. |
| 01-01-1998 | SISA scouting updated ratings (potential): Stuff: 7 (7); Movement: 14 (14); Control: 10 (10). |
| 04-11-1998 | Pitches a 5-hit shutout against the Tampa Bay Devil Rays with 5 strikeouts and 0 BB allowed! |
| 11-21-1998 | Received a 1-year contract worth a total of $260,897 through automatic renewal. |
| 01-01-1999 | SISA scouting updated ratings (potential): Stuff: 10 (10); Movement: 13 (13); Control: 12 (12). |
| 11-16-1999 | Was traded by the Detroit Tigers to the Chicago White Sox in exchange for CF C. Singleton. |
| 11-16-1999 | Received a 1-year contract worth a total of $2,278,400 through arbitration. |
| 01-01-2000 | SISA scouting updated ratings (potential): Stuff: 9 (9); Movement: 14 (14); Control: 14 (14). |
| 04-16-2000 | Injured (finger blister), day-to-day for 1-2 weeks. |
| 08-12-2000 | Injured (herniated disc (back)), out for 2-3 months. |
| 11-19-2000 | Received a 1-year contract worth a total of $2,020,988 through arbitration. |
| 12-12-2000 | Was traded by the Chicago White Sox to the Kansas City Royals in exchange for 1B M. Sweeney. |
| 01-01-2001 | SISA scouting updated ratings (potential): Stuff: 6 (6); Movement: 12 (12); Control: 15 (15). |
| 03-26-2001 | Injured (strep throat), day-to-day for 3 days. |
| 04-09-2001 | Pitches a 5-hit shutout against the Baltimore Orioles with 7 strikeouts and 0 BB allowed! |
| 07-18-2001 | Injured (strained back muscle), out for 1-2 weeks. |
| 11-17-2001 | Received a 1-year contract worth a total of $1,616,790 through arbitration. |
| 01-01-2002 | SISA scouting updated ratings (potential): Stuff: 10 (10); Movement: 8 (8); Control: 10 (10). |
| 10-13-2002 | Released by the Kansas City Royals. |
| 01-01-2003 | SISA scouting updated ratings (potential): Stuff: 8 (8); Movement: 12 (12); Control: 12 (12). |
| 02-07-2003 | Signed a 1-year minor league contract with the Seattle Mariners organization. |
| 03-13-2003 | Injured (dead arm syndrome), out for 2 weeks. |
| 08-18-2003 | Released by the Seattle Mariners. |
| 01-01-2004 | SISA scouting updated ratings (potential): Stuff: 7 (7); Movement: 11 (13); Control: 10 (15). |
| 11-21-2004 | Signed a 3-year contract worth a total of $6,966,600 with the Seattle Mariners organization. |
| 01-01-2005 | SISA scouting updated ratings (potential): Stuff: 7 (7); Movement: 13 (13); Control: 14 (14). |
| 07-15-2005 | Was traded by the Seattle Mariners to the Boston Red Sox in exchange for 1B K. Youkilis. |
| 01-01-2006 | SISA scouting updated ratings (potential): Stuff: 8 (8); Movement: 12 (12); Control: 14 (15). |
| 01-01-2007 | SISA scouting updated ratings (potential): Stuff: 6 (6); Movement: 11 (11); Control: 14 (15). |
| 06-08-2007 | Was selected to the 2007 MLB Triple A All-Star Game. |
| 10-01-2007 | Signed a 1-year contract extension worth a total of $410,000 with the Boston Red Sox organization. |
| 01-01-2008 | SISA scouting updated ratings (potential): Stuff: 5 (9); Movement: 10 (11); Control: 13 (13). |