O: (301) 472-4290 F: (240) 607-3609 cookandsiumd@yahoo.com
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Please Contact Us Today

For life-threatening emergencies, call “911” or proceed to the nearest emergency department.


3450 Old Washington Road

Suite 103

Waldorf, MD 20602


O: (301) 472-4290

F: (240) 607-3609



Monday – Thursday: 8:00am – 4:30pm

Friday: 8:00am – 4:00pm

The phone lines are closed daily from 12:00pm – 1:00pm for administrative tasks


The office will be closed on the following days: New Year’s Day, Martin Luther King, Jr. Day, Memorial Day, Fourth of July, Labor Day, Columbus Day, Veterans Day, Thanksgiving Day, and Christmas Day.

For same-day appointments or sick visits, please call the main office at (301) 472-4290 to schedule an appointment.