MercyFirst McKeown House

MercyFirst McKeown House is an alcohol and drug rehabilitation program located at 525 Convent Road in Syosset, New York. They can be contacted at 516-921-0808 x1830.

Ready To Get Help?

We can help you find the right treatment facility that best fits your overall needs and financial requirements.

Fill out this form.
100% Free and Confidential

Map & Directions