Studied medicine at Philadelphia, Edinburgh, and Leyden. M.D. (Leyden, 1748). One of the first staff members of the Philadelphia Hospital (1751-80). Participated in controversies over smallpox inoculation (which he supported) and treatment of yellow fever. Helped establish College of Physicians of Philadelphia and served as its first president (1786-1804). Active in civic affairs.
Son of Joseph and Sarah Redman of Philadelphia. Married Mary Sober; three children.