Michigan Institute of OB/GYN Dr. Joseph Prezzato & Kelcy Welch, PA-C specialize in Obstetrics and Gynecology (OB/GYN) in the Farmington Hills and Metropolitan Detroit, Michigan area. The office is also conveniently located for patients in the Metro Detroit area including Farmington, Farmington Hills, Southfield, Royal Oak, West Bloomfield and Bloomfield Hills, MI 30445 Northwestern Highway, Suite 140 Farmington Hills, MI 48334 | Phone: (248) 855-2229 | Fax: (248) 702-6374