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.

Jonathan Rouis - Treasurer

Jonathan Rouis is the Managing Partner at Rouis & Company CPAs, LLP in Wurtsboro, New York where he focuses on corporate accounts across the region and NY-metro area. He earned a Bachelor of Arts Degree in Business Administration from St. Bonaventure University.

Mr. Rouis is the District Four Legislator in the Sullivan County Legislature, having served a total of 11 years, including four years as Vice-Chairman and four years as Chairman of the Legislature. He currently Chairs the Legislature's Standing Finance and Gaming Committees. Mr. Rouis' background in accounting and finance has provided him unique perspective in the current economic crisis, which he has used to lead the County in financial restructuring designed to provide greater transparency and accountability.

Mr. Rouis remains very active in the community as Past President of the Mamakating Rotary, a past member of the Hudson Valley Advisory Board of TD Bank North, a past member of the Advisory Board of The Community Bank of Sullivan County; a member of Sons of the American Legion; a member of the New York State Association of Certified Public Accountants.