Plotsky Medical Associates is an adult Internal Medicine and Primary Care practice that has been serving our community for over 20 years. We place strong emphasis on preventative medicine. 15225 Shady Grove Road Suite 102 Rockville, Maryland 20850 Get Directions Main: 301-330-0661 Fax: 301-977-6940 Billing: 301-258-1904 After-Hours: 866-581-4638.