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Important Alerts:

For everyone’s safety and per CDC guidelines it is MANDATORY TO KEEP YOUR MASK ON AT ALL TIMES in our offices EVEN IF FULLY VACCINATED

COVID-19 Information and Updates

New COVID-19 Vaccine Availability For Ages 12+, Walk-Ins and Appointments. For the latest news about the COVID-19 vaccine, eligibility, testing and more click  here. Expect up to 3 days for results of the routine RNA Nasal Swab Test. Rapid testing is NOT routinely available. For more information, click here.

Important Notice: For patients who currently use a CPAP or BiPAP device for sleep apnea, Philips has issued a voluntary recall for certain PAP devices. Click here for more information.

For other alerts, click here.


Karyn  Gaffney, PA

Karyn Gaffney, PA


Karyn Gaffney is a Physician Assistant, board certified in Orthopedic Surgery, working with orthopedic surgeon Dr. David Yasgur, focusing on knee, hip and shoulder surgery. She completed her Master of Science, Physician Assistant Studies (MPAS) at Massachusetts College of Pharmacy and Health Sciences. Prior to that, she studied at New York Medical College where she earned an MPH degree in Health Policy and Management.

Previously, Karyn was with New York Presbyterian – Brooklyn Methodist Hospital. When she is not working she loves spending time swimming, running, hiking and painting.


Mount Kisco Campus - 90
90 South Bedford Road
Mount Kisco, NY 10549-3412



Undergraduate & Graduate

Massachusetts College of Pharmacy and Health Sciences, Manchester NH: 2017

Board Certifications

National Commission on Certification of Physician Assistants (NCCPA): 2018