Mather Hospital’s newest appointee to its board of directors, Sylvia Diaz, PhD, also serves as executive director of the  Suffolk County Community College Foundation.

Dr. Diaz oversees all of the foundation’s operations, including major, corporate and private donor gift acquisition and alumni relations, according to a hospital announcement.

She’s also an adjunct professor in the Master of Science Program in Human Services Leadership at St. Joseph’s College in Patchogue.

She was previously a regional vice president for the American Cancer Society, Suffolk County.


Dr. Diaz received her doctorate in social welfare and her masters of social work degree from Stony Brook University. She has a certificate in parish social ministry from Fordham University Graduate School of Social Service. She was named Social Worker of the Year for 2016 by the National Association of Puerto Rican Hispanic Social Workers and in 2015 received the Unidad Latina Leadership Award from the New York State Senate.  

She  resides in Smithtown with her wife, Erma.