Mather Hospital Leadership

Critical Care physician, Program Director for Hofstra Zucker School of Medicine and Mather Hospital Transitional Year Residency, Assistant Vice President of the Medical Staff, and Chief Medical Information Officer with experience and knowledge of technology, patient care, processes, and different workflows pertaining to all aspects and specialties of institutional healthcare. Flexible but decisive with native fluency in Spanish, English, and Cantonese.

Joseph Wisnoski is a Senior Vice President & CFO at John T. Mather Memorial Hospital and is based in Port Jefferson, New York.

Marie Mulligan is a Chief Nursing Officer at John T. Mather Memorial Hospital and is based in Port Jefferson, New York. She has worked as Assist Vice President for Surigcal Services at John T. Mather Memorial Hospital and Associate Vice President for Nursing at John T. Mather Memorial Hospital. Marie attended Adelphi University.

Michael Matilsky is a Chief -Section of Cardiology at John T. Mather Memorial Hospital and President and Cardiologist at Three Village Cardiology PC and is based in Port Jefferson, New York. He has worked as Attending Cardiologist at New York Presbyterian Hospital Weill Cornell Medical Center. Michael attended New York Hospital Cornell Medical Center between 1985 and 1988, S.U.N.Y. Stony Brook between 1978 and 1982, and Mount Sinai between 1982 and 1985.

Critical Care physician, Program Director for Hofstra Zucker School of Medicine and Mather Hospital Transitional Year Residency, Assistant Vice President of the Medical Staff, and Chief Medical Information Officer with experience and knowledge of technology, patient care, processes, and different workflows pertaining to all aspects and specialties of institutional healthcare. Flexible but decisive with native fluency in Spanish, English, and Cantonese.

Joseph Wisnoski is a Senior Vice President & CFO at John T. Mather Memorial Hospital and is based in Port Jefferson, New York.

Marie Mulligan is a Chief Nursing Officer at John T. Mather Memorial Hospital and is based in Port Jefferson, New York. She has worked as Assist Vice President for Surigcal Services at John T. Mather Memorial Hospital and Associate Vice President for Nursing at John T. Mather Memorial Hospital. Marie attended Adelphi University.