Verras leadership comprises proven healthcare industry leaders


Dennis J. Patterson, BA, FACHE, MHA, D.Ed.

Chairman and Chief Executive Officer

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Dennis is the Chairman of Verras, Inc. He has nearly four decades of experience in executive hospital and corporate turnaround management in the United States, Canada, and Europe. He has started eleven companies, three of which are currently active in the market: Verras, Inc., MedVector, and Crossflo.

Dennis has led two successful corporate exits: Westcare, Ltd. — a Canadian company operating in the provinces of Alberta and British Columbia — which was merged into Ernst & Young; and Wellspring Partners, which provided turnaround management services to hospitals and was sold to Huron Consulting Group.

Mark Kishel, MD, FAAP


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Mark is a seasoned and successful leader of people and projects. He is an accomplished innovator and strategic planner. He has been involved in several venture funded healthcare companies including HMOs and Focus Healthcare, which was sold to United Healthcare. He has served on the board of directors for A.D.A.M., Inc. (NASDAQ: ADAM) and Immucor (NASDAQ: BLUD), helping successfully guide these corporations toward acquisition by Ebix (NASDAQ: EBIX) and IVD Acquisition Corporation, respectively. In addition, he served as chief medical officer for SeniorMetrix, a post-acute care management company, which was acquired by naviHealth.

Mark has served in executive physician leadership positions throughout his career, including his work as executive vice president and chief medical officer for Blue Cross and Blue Shield of Georgia through its Wellpoint acquisition. He returned to BCBSGA while it transitioned from Wellpoint to Anthem and implemented several cost-containment programs using innovative analytic techniques to guide decision making. He has unique strengths in identifying strategic opportunities in extraordinarily complex and unstructured situations, applying energy and drive as a visionary change initiator while securing dramatic financial results.

William C. Mohlenbrock, MD, FACS

SVP/Chief Medical Officer & Founder

Bill’s career in medicine started with his tour of duty as a naval flight surgeon. He then spent the next 25 years as an orthopedic surgeon at Scripps, and at the same time served as an assistant professor of orthopedic surgery at the University of California, San Diego. He became keenly interested in prospective payment systems and developed the Acuity Index Method to evaluate the quality of care delivered in hospitals. He also founded Iameter, a consulting company focusing on hospital turnarounds, and Crossflo Systems, a preparedness company, in conjunction with Homeland Security.

His experience in the area of pay-for-performance led to the creation of Verras’ Medical Value Index (MVI), which is an objective means to quantify value using resource consumption and clinical variation as a foundation.

Thomas S. O’Brien, BS, MBA

SVP/Sales and Client Relations

Tom is a career insurance executive specializing in C-level sales and marketing of commercial insurance programs in the United States and Europe. His sales experience includes all lines of commercial insurance. He has served in senior level positions at Aon Corporation, Swett & Crawford, and Stewart Smith Worldwide. He served as CEO of Stewart Smith Mid America, Inc., Chicago, and at Swett & Crawford of Illinois. In these roles, he increased growth and performance during difficult market conditions through incentivizing sales staff and properly positioning sales and office personnel.

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