The South Denver GI Difference: Clinical Excellence and Experience
Under the leadership of Dr. Richard Roman and CEO Branden Lish, South Denver GI has grown into a distinguished and trustworthy practice where patients can count on exceptional care. Our main goal is to provide you with personalized, consistent care to improve your overall quality of life.
Dr. Richard M Roman. M.D., M.B.A

Dr. Rick Roman has served as President of the Board of Directors for South Denver GI since 2015. He obtained a Master of Business Administration at the University of Massachusetts at Amherst Isenberg School of Business. Dr. Roman strives to promote an organization that employees and providers are passionate to be a part of, delivers market-leading service and care to patients and contributes as a vital partner in our communities.
What do you enjoy most in your role as South Denver GI President?
I enjoy the opportunity to contribute and make a difference every day. I believe that we can create the most positive impacts collectively as an organization, and I endeavor to lead changes that make South Denver GI a destination practice for employees, providers and patients.
Branden Lish, CEO

Branden graduated from Utah State University in 2001, and has been with South Denver GI for over 13 years. His strengths in team building and leadership paired with unmatched health care management skills has helped our practice to develop into the reputable business it is today. His prioritization of positive patient relationships and experiences has led to a trustworthy and professional practice environment.
Troy Keach, COO

Troy Keach is an innovative health care executive with a 20+ year record of achievement and demonstrated success. He joined South Denver GI as our Chief Operating Officer in July 2024.
Troy’s health care career started at Mayo Clinic where he supported a for-profit division of Mayo Clinic with a focus on the East Coast. Since then, Troy’s diverse executive experience includes hospital and clinic operations, mergers & acquisitions, and academic health care systems.
Throughout his career, Troy has been recognized for his integrity and interpersonal skills, while forging strong relationships with physicians, health care boards and the teams he serves.
He has been a guest lecturer at the Carlson School of Management and a past American Medical Group Association (AMGA) Acclaim Award recipient for leading change. In addition, Troy is Silver Certified from Mayo Clinic’s Quality Academy.
Troy holds an M.A. in Leadership Development and a B.A. from the University of Wisconsin-LaCrosse. He is an active volunteer for the Make-A-Wish Foundation.
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