Garnet Health | 3,194 followers on LinkedIn. Garnet Health is a New York State, not-for-profit corporation headquartered in Middletown, New York, approximately 60 miles northwest of New York City. It is the corporate parent of Garnet Health Medical Center – Catskills, Garnet Health Medical Center, Garnet Health Doctors, Garnet Health Urgent Care, Garnet Health Foundation – Catskills and Garnet Health Medical Center Foundation. Garnet Health is dedicated to developing specialty services, medical programs and needed healthcare services that allow residents to remain close to home to receive quality care.