In this role, Dr. Williamson focused on leadership development and staff development, improving quality and patient experience outcomes, and transforming the work environment through staff engagement. She has also served as the Director of Patient Care Services at Mount Sinai Beth Israel in Manhattan as the Director of Nursing for the Critical Care and Cardiovascular service line; Director of Inpatient Services at Northern Westchester Hospital in Mount Kisco, New York; and held a variety of positions at Montefiore Medical Center in the New York metro area between 2003 and 2013. Dr. Williamson earned her DNP from Rutgers University, her MSN from Mercy College, and an MPH from New York Medical College. She is certified as a Nurse Executive, Advanced through the American Nurse Credentialing Center. She is former member of Sigma Theta Tau International Honor Society of Nursing, the New York Organization of Nurse Executives, and the Nursing Advisory Board at Mercy College and Siena College Nursing Advisory Board. She is currently a Fellow of the America College of Heath Care Executives (FACHE) & a member of New York Academy of Medicine (NYAM).