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Our Senior Leadership Team

Our senior executives have the expertise and experience to deliver results, managing complex engagements in the most efficient, cost-sensitive, and tactful manner. We will deliver recommendations to achieve your strategic and operational goals for now and in the future, as well as support implementation as appropriate.

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Mark L. Penkhus, MHA, MBA, FACHE

Mark Penkhus​ is a senior healthcare executive with broad leadership experience in both nationally recognized not for profit and for-profit healthcare corporations. Mark is the founder and President of Physician Hospital Services Consulting.


His leadership experience includes strategy, operations, and financial and transformational management. Mark is a facilitator and a change agent working effectively with boards, executive management, and medical staff leadership to align organizational strategies, operating objectives and financial goals through a disciplined data-driven approach and development of creative, clear, executable solutions. 

Mark’s experience includes a national corporate role as Vice President for Hospital Based Physician Services for HCA Healthcare, Executive Vice President for the Oregon Health and Sciences University, Chief Executive Officer of Vanderbilt University Hospitals, Managing Partner with EY for Performance Improvement in the Mid-Atlantic office in Washington D.C., Executive Vice President of Harper Hospital, part of the Detroit Medical Center, and Chief Executive Officer and Chief Operating Officer roles with the Sister of Charity Health System in Colorado and Michigan (now CommonSpirit.)

His professional experience in healthcare administration, consulting, and leadership in hospital-based physician services provide a unique perspective for developing effective solutions for our clients.

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Robert M. Johnson, RCPT, MBA


Robert "Bob" Johnson has extensive experience in leadership roles at various prestigious Academic Healthcare Centers, including the University of Pittsburgh, Baylor College of Medicine, Duke University Hospital and the Johns Hopkins Hospital. 

Bob started his career in healthcare as a Perfusionist and Cardio-Pulmonary Technologist at Hopkins and eventually became the Administrator for the Department of Anesthesiology and Critical Care Medicine. Bob’s academic leadership success led to his eventually achieving the position of Vice President of Administration at the Baylor College of Medicine. 

Bob left the academic healthcare market to pursue roles in the for-profit arena such as the Chief Business Development Officer for Sheridan Healthcare (now Envision Physician Services). After seven years at Sheridan and guiding their growth from solely Florida to seventeen states, he took a role at HCA Healthcare to co-direct Hospital-Based Physician Services (HBPS) services for over 180 hospitals. Along with Mark Penkhus, he helped establish HBPS as a well-recognized division within the Physician Services Group. Under their direction, they saved hospitals hundreds of millions of dollars in both actual and avoided costs, in addition to improving services and performance metrics.  Bob then moved into professional consulting with Enhance Healthcare as Vice President for Business Development for Jackson Healthcare and then joined Physician Hospital Services Consulting in early 2021.

In addition to his broad experience in administration, operations and the hospital based physician industry. Bob has very specialized expertise in assessing staffing, operations, and revenue cycle of Anesthesia Services. He is recognized as a national leader in the HBP field and the Anesthesia industry.

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