NORTHWESTERN MEDICINE NORTH ENDOCRINOLOGY - Home

Northwestern Medicine is a Illinois-based 501(c)(3) health system formed in 2009, affiliated with Feinberg School of Medicine, Lurie Children’s Hospital, and Ryan AbilityLab. It operates multiple hospitals and clinics across Illinois, including Northwestern Medicine Lake Forest Hospital, as well as other facilities in Winfield, McHenry, Huntley, Wheaton, and surrounding areas. The system is led by CEO Howard Chrisman and CFO John A. Orsini. Key entities include Northwestern Memorial Hospital, Prentice Women’s Hospital, Marianjoy Rehabilitation Hospital, and several Northwestern Medicine hospitals (Central DuPage, Delnor, Huntley, Kishwaukee, Lake Forest, McHenry, Valley West, Woodstock). For endocrinology and metabolism in particular, Northwestern Medicine likely routes patients through Northwestern Medicine Lake Forest Hospital’s endocrinology services or affiliated clinics, given the Lake Forest presence within the network.

Lake Forest Regenesis is a small, physician-led medical practice in Lake Forest, IL (founded 2025) focusing on personalized hormone therapy and weight loss within a holistic, prevention‑driven approach. The practice emphasizes addressing root causes of health issues in both women’s and men’s health, including hormonal imbalances, obesity, hypertension, autoimmune concerns, and mental health. Services referenced include bioidentical hormone replacement therapy, testosterone replacement, weight management, concierge medicine, and IV therapy, with an emphasis on education, individualized plans, and sustainable lifestyle strategies. Website highlights indicate a lean operation (1 employee) and notable web metrics (about 7,900 monthly visits, low bounce rate).