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Licensed & Supported by: Nassau County Department of Mental Health, Chemical Dependency, and Developmental Disabilities Services; New York State Office of Mental Health; New York State Office of Alcoholism and Substance Abuse Services.

Supported by: New York State Office for People with Developmental Disabilities; New York State Office of Children and Family Services; Nassau County Department of Health; United Way of Long Island; Great Neck Community Fund; Community Chest of Port Washington; Manhasset Community Fund.

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Administrative Headquarters

480 Old Westbury Road
Roslyn Heights, NY 11577-2215
Phone: (516) 626-1971
Fax: (516) 626-8043

Monday – Thursday: 9am – 9pm
Friday: 10am – 6pm

The Marks Family Right from the Start 0-3+ Center

80 North Service Road – L.I.E.
Manhasset, NY 11030-4019
(northwest corner of Searingtown Road and the LIE – exit 36)
Phone: (516) 484-3174
Fax: (516) 484-2729

Monday: 10am – 6pm
Tuesday & Thursday: 10am – 9pm
Wednesday: 1pm – 9pm
Friday: 10am – 6pm


The Leeds Place – Serving Young People

999 Brush Hollow Road
Westbury, NY 11590-1766
Phone: (516) 997-2926
Fax: (516) 997-4721

Monday & Friday: 10am – 6pm
Tuesday: 1pm – 9pm
Wednesday & Thursday: 10am – 9pm