ASCENSION ST JOHN HOSP ST JOHN is categorized under PHYSICIANS & SURGEONS specializing in INFECTIOUS DISEASES and located at 19251 Mack Ave. Ste. 335 in or near the Grosse Pointe Woods, MI area. Find additional information including website, e-mail, map, and directions - healthcare.ascension.org. Find additional PHYSICIANS & SURGEONS at MedicalYP.com ®.