After-Hours Urgent Ortho Care is now available in Wilton, Monday to Friday from 4:00 pm to 7:00 pm and Saturdays from 12:00 to 4:00 pm. Walk-ins welcome.

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Please note: Orthopaedic & Neurosurgery Specialists (ONS) requires payment of outstanding balances at the time of check-in for your appointment. Thank you.

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Kat Crowe

Education About Dr. Crowe received her Doctorate of Physical Therapy at Ithaca College in Ithaca, NY as well as her Bachelor of Science in ​Clinical Health Studies with a ​Minor in ​Exercise Science. She is a licensed physical therapist with special interests in neurology, spine and chronic pain. She is experienced in acute and subacute […]

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Jennifer Kern

Education About Jennifer joined the ONS Physical Therapy/Greenwich department having worked in the field for nine years at a physical therapy practice in Brewster, NY. She completed her doctorate at Mercy College in Dobbs Ferry, NY in 2015, having gained clinical orthopedics experience in inpatient, outpatient and emergency care as well as school-based physical therapy […]

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Robert Spatz

Education About ONS Harrison Physical Therapy Director Robert Spatz has more than 20 years of experience in physical therapy and health care administration. In addition, he is a Lab Instructor at Mercy College School of Physical Therapy and an Adjunct Professor at Westchester Community College and has been a guest lecturer at Briarcliff Schools, Team […]

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Sydnee Wilson

Education About Sydnee received her Doctorate in Physical Therapy from University of Hartford in West Hartford, CT. She received both the Student-to-Student Award in 2022 and Academic Achievement Award in 2019. Sydnee gained various skills through her clinical experience in outpatient orthopedics, home care, and acute care. She actively connects with patients to provide care […]

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Steven Mazzarisi

Education About Steven Mazzarisi has a doctorate in Physical Therapy from New York Institute of Technology and is licensed in the state of New York and Connecticut. He is certified in Myofascial Decompression, Blood Flow Restriction therapy, CPR, and AED (automated external defibrillator). He specializes in orthopedic physical therapy, Affiliations & Certifications […]

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