The Nathaniel Witherell
70 Parsonage Road
Greenwich, CT 06830
(203) 618-4200

George Cossifos, Director of Admissions – 203-618-4232
Nicole Roselle-Smith, Admissions Representative – 203-618-4314
or [email protected]

Executive Staff

John Mastronardi, Executive Director
Francis Walsh, MD,
Medical Director
Nadia Benson, Director of Nursing Services
Margaret Wayne, RN, Assoc. Director of Nursing
Ailinh Tu, OTR, Rehabilitation Manager
George Cossifos, Admissions Manager
Justine Vaccaro, LMSW, Director of Social Work
Nunzio Raimo, Direct of Finance Operations
Carissa Ronish, Therapeutic Recreation Director

For more information or to schedule a tour or a consultation please use the form below:

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