Trinity Health Medical Group, Academic Obstetrics and Gynecology - Hackley Search | Advanced Search | New Members | Coupons and Discounts | All Categories Health Care >> Physicians & Surgeons Trinity Health Medical Group, Academic Obstetrics and Gynecology - Hackley 1675 Leahy Street, Suite 201AMuskegon, MI 49442 | View on Google Maps Diane Deiters 231-672-6600 | fax: 231-728-4691 Visit Site Member Since: 1989