Online Scheduling is Now Available for ONS Danbury! Just click the Online Scheduling button to schedule, view, and reschedule your appointments online. | After-Hours Urgent Ortho Care is available in Wilton & Greenwich, Monday to Friday from 4:00 pm to 7:00 pm and Saturdays from 12:00 to 4:00 pm. Walk-ins welcome

Credential: MD

Marc S. Kowalsky

About Dr. Marc Kowalsky is a board-certified orthopedic surgeon specializing in Sports Medicine and Shoulder & Elbow Surgery, practicing at the ONS offices in Greenwich, Harrison, and Stamford. After completing residency training at Columbia University Medical Center / New York Orthopaedic Hospital, he received fellowship training both in Sports Medicine at Lenox Hill Hospital / […]

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