ENT Care, Rockville, MD - Siegel, Bosworth and Sorensen Division Pay Online Patient Portal Appointment/Cancellation Request Hours: 8AM to 4PM Mon - Fri 15204 Omega Dr., Suite 310, Rockville, MD 20850 (240) 361-9000 (240) 361-9001 Home About Us Patient Services What is FYZICAL? Staff Patient Information Contact Us Schedule Your Appointment.