Leadership Team

Dr. Lee is a board-certified family practice physician with a master’s degree in medical management and a wealth of leadership experience. Before joining DHIN, she was vice president of Knowledgebase and Content for NextGen Healthcare, a leading vendor of health information technology products and services, where she was responsible for the development of clinical content in 26 medical specialty areas for the NextGen electronic health record.

She transitioned to NextGen from a career in the United States Air Force, where she had worldwide assignments in clinical settings from outpatient clinics to medical centers, several academic appointments, and varied leadership and command assignments. She served in a senior leadership capacity at Headquarters, Air Force, as the Chief Information Officer of the Air Force Medical Service.

She steered management of a $3.2 billion IT portfolio supporting 130,000 Department of Defense healthcare employees and 9.1 million beneficiaries worldwide. She led implementation of the Department of Defense electronic health record (EHR) throughout the Air Force to 75 facilities of all sizes supporting all medical and surgical specialties and subspecialties. Dr. Lee has served on a range of national-level committees and workgroups and is frequently sought as a speaker on health and health IT topics. Her specific areas of interest are health policy and the use of health IT to improve clinical practice and population health. Recent recognition includes listing in Guide to America’s Top Family Doctors and Who’s Who in America and selection by Cambridge Who’s Who as Executive of the Year.

Before joining DHIN, Sims led financial management efforts for numerous divisions for 18 years at MBNA and Bank of America, where he was the CFO for the company’s Business Card, Deposits, and Credit Insurance product lines. He was chosen to lead the financial and analytical efforts of several of the company’s start-up divisions, including Internet and Research and Development. He earned the Financial Award of Excellence for his work in partnering with 12 domestic and international business lines to evaluate the enterprise impact of the internet. While in research and development, Sims was instrumental in the financial and strategic development of numerous new products and services.

Before joining DHIN, Vaillancourt served as senior vice president and chief information officer at The Health Collaborative, a Cincinnati-based organization focused on interoperability, analytics, and regional quality improvement. His career spans leadership roles across various sectors of the healthcare ecosystem, including ambulatory practices, rural hospitals, large health systems, insurance payers, and consulting.

A long-standing member of CHIME and HIMSS, Vaillancourt has served on multiple chapter boards and committees. He is currently the co-chair of Civitas’s Standards & Technology Workgroup and a member-at-large on the Central & Southern Ohio HIMSS Chapter board of directors. A recognized thought leader in healthcare IT, he has presented at numerous conferences and universities on topics ranging from electronic medical records (EMRs) and data quality to analytics and technology modernization.

Before joining DHIN, Perkins was a partner in a full-service national law firm specializing in corporate, commercial, and government litigation and was a member of the firm’s health-law group. Earlier in his career, Perkins served as Deputy Legal Counsel to Delaware Governor Jack Markell, was a Deputy Attorney General representing the State of Delaware’s Division of Medicaid and Medical Assistance, and spent several years litigating corporate and complex commercial matters in the Delaware Court of Chancery. Perkins holds a bachelor of arts degree in history from James Madison University and a JD from the University of Pennsylvania.