Chamber Master Template Trinity Health IHA Medical Group Categories Medical 24 Frank Lloyd Wright Drive Suite 2000 Lobby J Ann Arbor MI 48106 (734) 747-6766 (734) 747-8605 Visit Website About Us IHA is the area's leading medical group practice with 150 physicians and 35 nurse practitioners in 30 convenient health care centers throughout southeastern Michigan. Share × Print Email Facebook Twitter LinkedIn Tell a Friend × Merchant Services