| Season Number: | 7 |
| Bgcolour: |
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| Num Episodes: | 22 |
| Network: | NBC |
| Prev Season: | Season 6 |
| Next Season: | Season 8 |
| Episode List: | List of ER episodes |
The seventh season of the American fictional drama television series ER first aired on October 12, 2000, and concluded on May 17, 2001. The seventh season consists of 22 episodes.
In the midst of being remodeled, for a more open, safe floorplan, the show's seventh season starts with John Carter completing his drug rehabilitation and trying to be who he was before he got stabbed, with the support of Abby Lockhart. Abby's own life is in disarray after she is forced to drop out of medical school, her bipolar mother Maggie Wyczenski comes to stay, her new romance with Luka Kovač hits many pitfalls, and she reaches a crossroads in her Nurse position at County. Tragedy ensues when Mark Greene is diagnosed with terminal cancer, giving him only weeks to live. Kerry Weaver also has some issues of her own as she deals with her new lifestyle. Benton tries to find a new spot at County. Not wanting to upset Elizabeth Cordaywho is caught up in a malpractice suitMark keeps his illness a secret. After successful surgery, he proposes to her and she is heavily pregnant when they get married. In the 150th episode of ER, a massive train wreck mobilizes the ER doctors and nurses to the scene.
Original executive producers John Wells and Michael Crichton reprised their roles. Sixth season co-executive producers Neal Baer and Jack Orman were promoted to executive producers for the seventh season. Baer left the crew mid-season. Previous executive producer Christopher Chulack remained a consulting producer while working on Wells' Third Watch. Meredith Stiehm joined the crew as a co-executive producer mid-season.
R. Scott Gemmill returned as supervising producer and was joined by new supervising producer Dee Johnson. Long-time crew member Joe Sachs joined the production team as a co-producer for the seventh season and was promoted to producer mid-season. Wendy Spence Rosato and Richard Thorpe returned as producers. Jonathan Kaplan began the seventh season as a consulting producer but returned to his previous role as producer mid-season. Regular director Christopher Misiano joined the crew as a producer for the seventh season only. Michael Salamunovich returned as a co-producer and Teresa Salamunovich continued in her role as associate producer until the mid-season break.
Wells wrote two further episodes. Orman was the series' most prolific writer with seven episodes. Baer contributed a single episode. Gemmill wrote four further episodes and new producers Johnson and Stiehm each wrote three episodes. Sachs wrote a further episode. Former producer Walon Green wrote a single episode. Tom Garrigus joined the writing staff as an executive story editor and contributed to two episodes but left the crew with the close of the season. New writer Elizabeth Hunter contributed a single episode.
Producers Kaplan, Thorpe, and Misiano served as the seasons regular directors. Kaplan helmed six episodes while Thorpe and Misiano directed three each. Chulack directed a further episode. Returning directors were executive producer John Wells, cast members Anthony Edwards and Laura Innes, series veterans Lesli Linka Glatter, Félix Enríquez Alcalá, David Nutter, Marita Grabiak, and Tom Moore. Guy Norman Bee was the season's only new director.
See also: List of ER episodes.