Mary Ann Christopher
President and CEO

Mary Ann Christopher has served as President and CEO of the Visiting Nurse Service of New York (VNSNY), the nation’s largest not-for-profit home- and community-based health care organization, since January 2012. She is a leading national voice on a wide range of health care issues, particularly on delivering patient-centered community-based care to diverse, changing populations across a continuum of needs. In her role at VNSNY, Mrs. Christopher aims to forge broad-based partnerships and leverage an asset-building approach in order to increase access to high-quality, compassionate care, promote wellness and disease prevention, and reliably improve health outcomes. Prior to joining VNSNY, Mary Ann Christopher was President and CEO of the Visiting Nurse Association Health Group (VNAHG), the largest Visiting Nurse Association in New Jersey. Ms. Christopher’s visionary leadership has been acknowledged by the American Academy of Nursing where she is a fellow, the New York Academy of Medicine where she is also a Fellow and she was awarded the American Nurses Association Honorary Human Rights Award.

One of the region’s most visible nurse-leaders, Mrs. Christopher regularly interacts with decision-makers on Capitol Hill, as well as in Albany and New York City, to develop innovative legislative and regulatory policies to enhance the delivery of home care, hospice and community-based health care services. Her public policy work has included the advancement of public/private partnerships to address the growing nursing shortage, expansion of telehealth services, ensuring adequate reimbursement for Medicare home health, improving Medicaid managed care programs and strengthening her state’s human services system for its most vulnerable populations. Mrs. Christopher earned a Bachelor of Science Degree in Nursing from Fairfield University and a Master of Science Degree in Nursing from Seton Hall University. She and her husband, George Christopher, live in New York City and Avon By-the-Sea, New Jersey, and have four children.


Hany Abdelaal
Senior Vice President and Chief Medical Officer

Michael Bernstein
Senior Vice President for Enterprise Sales and Chief Marketing Officer

Denise Davin
Senior Vice President, Chief Human Resources Officer and Labor Counsel

Regina Hawkey
Senior Vice President and Chief of Provider Services

Samuel Heller
Senior Vice President and Chief Financial Officer

Christopher Palmieri

Kerry Parker
Senior Vice President, General Counsel and Chief Risk Officer

Kevin Rogers
Senior Vice President and Chief Administrative Officer

Linda Valentino
Senior Vice President and Chief of Clinical Transformation and Innovation

Board of Directors of Visiting Nurse Service of New York

The function of our Board of Directors is to govern and advise the nation’s largest and oldest not-for-profit home- and community-based health care organization in its efforts to provide care coordination and care management services to vulnerable populations across a broad regional footprint.

John P. Rafferty
Chairman of the Board

John P. Rafferty has served as one of our directors since 2006 and as the Chairman of the Board and Executive Committee since January 2014. Previously, Mr. Rafferty served as an audit partner at Ernst & Young, LLP from 1974 to 2006, working primarily with U.S. and international financial institutions, both public and private. Mr. Rafferty has also held leadership positions with several philanthropic organizations including president, board member, chairman of the Charities committee and ad hoc member of the Audits and Records Committee for Blue Hill Troupe, Ltd., treasurer of American Friends of the National Institute of Dramatic Art in Sydney, Australia, trustee of the Catskill Fly Fishing Center and Museum, as well as treasurer and Board member of several organizations in the Beaverkill Valley. Mr. Rafferty graduated with a BA in economics from Princeton University and an MS in accounting from New York University’s Stern School of Business.

Jon E. Mattson, Vice Chair, Secretary and Treasurer
Mary Ann Christopher, MSN, RN, FAAN, President and CEO
Margaret A. Bancroft
Bobbie A. Berkowitz, PhD, RN, FAAN
Douglas D. Broadwater
Carmen B.Ciparick
Robert C. Daum
E. Mary C. Davidson
Jose M. de Lasa
Edith M. Dupuy
Anne B. Ehrenkranz
Claire M. Fagin, PhD, RN, FAAN
Alice C. Frelinghuysen
Betsy F. Gotbaum
Clare R. Gregorian
John R. Gunn
Mary R. (Nina) Henderson
Peter L. Hutchings
Robert M. Kaufman
Arthur Lindenauer
Kwan Lan (Tom) Mao
Joseph D. Mark
Mathy Mezey, EdD, RN, FAAN
Phyllis J. Mills, BSN, RN
Carl H. Pforzheimer III
Corinne H. Rieder, EdD
Ira S. Rimerman
Andrew N. Schiff, MD
Albert L. Siu, MD, MSPH
Kenneth G. Standard
Frank S. Vigilante