The legacy and collaboration of our leadership sets us apart. This team has dedicated their careers to creating the best organization where providers can thrive.
Chief Executive Officer
Mark Gilreath brings more than 27 years of operational leadership, innovation, and GI experience to United Digestive’s executive team. As former operating partner for Frazier Healthcare Partners, he facilitated the formation of United Digestive in 2018.
Steven Morris, MD
Chief Medical Officer
Prior to joining United Digestive, Dr. Steven Morris was co-founder of Atlanta Gastroenterology Associates and served as the practice’s managing partner for nearly 40 years. Under his leadership, the practice grew from just two physicians in one Atlanta-based clinic to more than 95 board-certified physicians and 60 locations throughout Georgia – including 14 accredited endoscopy centers.
Chief Financial Officer
Rita Odisho brings more than 25 years of healthcare, M&A, and practice management experience – both publicly-held and private equity-owned – to United Digestive’s executive team. As a financial and operational leader, Rita has extensive experience in mergers and acquisitions, revenue cycle management, practice integration, and running multi-state operations serving hundreds of clinicians. In addition, she is Lean Six Sigma certified with proven experience in building high-performing teams.
Vice President, Operations
Jana Baker brings more than 17 years of healthcare leadership experience to United Digestive. As former practice administrator for Atlanta Gastroenterology Associates, Jana was responsible for all financial, operational, and administrative functions of the practice. She worked closely with the practice’s managing partner and physician executive committee to strategically grow the organization through M&A, as well as played a key role in implementing new service lines, hiring physicians, and leading new building construction and renovation projects.
Vice President, Human Resources
Leslie Graham brings more than 20 years of human resources, employee engagement, and talent management experience to United Digestive’s executive team. Most recently, Leslie served as the director of people services for DaVita Dialysis providing expertise in the areas of leadership executive coaching, human resources operations strategy, leadership development, and performance management.
Neal C. Patel, MD
Vice President, Clinical Development
In addition to serving as vice president of clinical development at United Digestive, Dr. Neal C. Patel is also a partner and an executive committee member with Atlanta Gastroenterology Associates.
Vice President, Corporate Development
With nearly 25 years in management, Paul Tuffy brings extensive marketing, business development, M&A, and physician recruitment experience in both the healthcare and biopharmaceutical fields to United Digestive.
Board of Directors
A culture of collaboration and accountability starts at the top. Our board of directors is comprised of cross-functional business and clinical leaders who help guide our organization and ensure we continue to accomplish our goals.