Which character leads the Department of Diagnostic Medicine in House M.D.?

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Gregory House leads the Department of Diagnostic Medicine in House M.D.

House is the series’ central character and the head of the diagnostic medicine department at Princeton-Plainsboro Teaching Hospital. He assembles teams of doctors to investigate illnesses that have resisted conventional diagnosis. His unusual reasoning, medical knowledge, and willingness to challenge standard procedures produce many of the show’s case resolutions.

The character is played by Hugh Laurie and is loosely associated with Sherlock Holmes in several structural and character details. House’s surname resembles “Holmes,” Wilson parallels Holmes’s friend Watson, and House lives at 221B Baker Street in the show. These references influence the character but do not change his profession or title.

House is sometimes confused with Eric Foreman, who later becomes a hospital leader, or James Wilson, who heads oncology. Those characters hold important medical and administrative positions, but Gregory House is the doctor who leads diagnostic medicine during the main premise of the series.

Source: Wikipedia · fact-checked Oct. 2026

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