Mount Sinai Doctors Long Island


66 Commack Rd.
Commack, NY 11725
M 8:30am-5pm, Tu 9am-7pm, W 8:30am-5pm, Th 9am-7pm, F 8:30am-5pm, Sa 9am-12pm, Su Closed

Monday: 
8:30 am – 5:00 pm
Tuesday: 
9:00 am – 7:00 pm
Wednesday: 
8:30 am – 5:00 pm
Thursday: 
9:00 am – 7:00 pm
Friday: 
8:30 am – 5:00 pm
Saturday: 
9:00 am – 12:00 pm
Sunday:  Closed

From routine appointments to emergency services, it’s important to get the care you need—when you need it. But we understand you may be delaying your health needs over concerns about safety. At Mount Sinai, our doctors, nurses, and staff members are working continuously to ensure your safety so that you don't have to put your health on hold.