Home › Top 4 Obstetrician-gynecologist in Algonquin, Illinois Find best Obstetrician-gynecologist in Algonquin, Illinois, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Advocate Medical Group Obstetrics & Gynecology - Algonquin ... US, Algonquin, IL 601022230 N Huntington Dr Dr. Mary T. Riggs, DO US, Algonquin, IL 601022401 Harnish Dr # 101 Humberto D Lamoutte, MD, OBGYN US, Algonquin, IL 601022230 N Huntington Dr Dr. Jessica Flynn, OBGYN - Algonquin (IL 60102) US, Algonquin, IL 60102600 S Randall Rd Suite 200