Board of Directors

Board of Directors at Garnet Health Medical Center

At Garnet Health Medical Center, we recognize the impact that the talented professionals on our team have on the lives of our patients. Come meet and learn more about the exceptional individuals of the Garnet Health Medical Center's Board of Directors - listed below - that have such an impact on our organization and system.

Susan Murray-Tetz - Chair & Secretary

Susan Murray-Tetz worked as the Orange-Ulster BOCES Activation Coordinator for the Orange-Ulster BOCES Countywide Mental Health Crisis Team. Previously, she was the Coordinator of Mental Health for Orange-Ulster BOCES in Goshen, New York, overseeing the departments of: Speech, Physical Therapy, Counseling and Occupational Therapy for students in Special Education and the delivery of related services. Prior to her career, Susan Murray-Tetz earned a Master’s degree in Social Work at Fordham University. She also holds a Certificate in Advanced Study in Educational Administration from Massachusetts College of Liberal Arts.

Susan Murray-Tetz currently holds professional affiliations as a Member of the Orange County Youth Board, as Chair of Allocations Committee since 1977, and as Chair of Luncheon/Dinner Awards Committee since 1982. In 2000, Susan received NYS Office of Children and Families’ Outstanding Community-Based Board Member recognition, as well as the New York State Senate: Woman of Distinction Award in 2004, among many other awards and recognitions throughout her career.

Heidi Hahn-Schroeder - Vice Chair

Heidi Hahn-Schroeder is the DNP, RN, Assistant Professor of Nursing, Director of Clinical Placement at the Columbia University School of Nursing.

Phillip L. Massengill, MD, FACS - Treasurer

Phillip Massengill, MD joined the Medical Staff at Garnet Health Medical Center's Horton Campus in 2006. He is a partner at ENT and Allergy Associates, LLP in Middletown, New York. Dr. Massengill attended Medical School at Boston University School of Medicine, performed his Surgical Internship at Walter Reed Army Medical Center in Washington, DC and completed his Residency in a combined training program with Madigan Army Medical Center in Tacoma, Washington and the University of Washington in Seattle, Washington. He also served as Chief Resident at the Madigan Army Medical Center in Tacoma, Washington. After completing his residency, Dr. Massengill was assigned to Fort Bragg, North Carolina and subsequently deployed as the Battalion Surgeon for the 3/504 Parachute Infantry Regiment, 82nd Airborne Division in support of Operation Iraqi Freedom.

Dr. Massengill is Board-certified in Otolaryngology-Head and Neck Surgery and is a Fellow of both the American Academy of Otolaryngology- Head and Neck Surgery and the American College of Surgeons. He is a Board member of the New York State Society of Otolaryngologists and is a member of the Medical Society of Orange County, New York. Dr. Massengill has several published works, honors and military awards. He has served in several medical staff leadership positions which include Chair, EENT Department and Vice-President and President of the Medical Staff at Garnet Health Medical Center. He was the recipient of the 2016 Physician Recognition Leadership Award.