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David Hertz

Chief Operating Officer

David Hertz is the Chief Operating Officer of New York Gastroenterology Associates (NYGA). He is responsible for the practice’s overall...

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Steven Marcano

Operations Associate

Steven Marcano is an Operations Associate with New York Gastroenterology Associates.  Steven supports daily operations of NYGA's clinical offices and...

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Salitah Qureshi

Clinical Research Coordinator

Salitah Qureshi is the Clinical Research Coordinator at New York Gastroenterology Associates. She is responsible for managing the operations of...

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Mary Ryan

Director of Billing

Mary Ryan is the Director of Billing for New York Gastroenterology Associates. Mary is a medical billing and revenue cycle...

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