Our Executive Team

Meet the Health Quest leadership team.

Robert Friedberg
President
Chief Executive Officer

Robert Friedberg<br> President <br/> Chief Executive Officer

Mr. Friedberg joined Health Quest in January of 2014. He has over 30 years of healthcare management experience, previously serving as President and EVP of Operations at Delnor Hospital in Geneva, IL. Delnor Hospital, a 159-bed hospital, has earned national recognition in patient, employee and physician satisfaction. It is designated a Magnet® hospital, the American Nursing Association’s highest honor for nursing excellence, and is also the first hospital in Illinois designated by the Planetree organization for patient-centered care.

Prior to serving at Delnor Hospital, Mr. Friedberg served as Senior Administrator at Rush Presbyterian St. Luke’s Medical Center in Chicago, IL. He also held the position of Vice President and Chief Operating Officer for MacNeal Health Network in Berwyn, IL.

Mr. Friedberg received his bachelor’s degree from University of Rochester, NY, and his master’s degree in Health Administration from Cornell University in Ithaca, NY.

Denise George
President, Northern Dutchess Hospital
Senior Vice President, Health Quest

Denise George<br>President, Northern Dutchess Hospital <br>Senior Vice President, Health Quest

Ms. George has served as president of Northern Dutchess Hospital for nearly a decade. Most recently under her leadership, the hospital opened a transformational $47 million patient pavilion and was named a Best Regional Hospital by the U.S. News and World Report. In addition, for the past four years, she has held the position of senior vice president at Northern Dutchess Hospital’s parent organization, Health Quest.

Ms. George began her career at Northern Dutchess Hospital in 1999 as vice president of clinical services and chief nursing officer. She was promoted to chief operating officer in 2006. During her various administrative roles, the hospital saw tremendous clinical growth, experienced stronger quality outcomes and increased physician engagement. Previously, Ms. George was the Hudson Valley region’s operations and quality manager at Kaiser Permanente, a large U.S. healthcare system. She came to the region from the 500-bed Lutheran Medical Center in Brooklyn.

Ms. George earned her master’s degree in public administration from New York University and her bachelor’s degree in nursing from Hunter College. She resides in Red Hook. She serves as a Hudson Valley Mental Health board member.

Peter Kelly
President, Putnam Hospital Center

Peter Kelly<br/> President, Putnam Hospital Center

Mr. Kelly joined Health Quest in 2016 as president of Putnam Hospital Center and has more than 30 years of experience in healthcare.

Mr. Kelly came to Putnam Hospital Center from CarePoint Health system in Hudson County, New Jersey, where he served as senior adviser of external affairs. Prior to that Mr. Kelly was president and CEO of Christ Hospital in Jersey City, New Jersey from 2005 to 2014.

Under his leadership, Christ Hospital received numerous accreditations and recognitions.

Mr. Kelly’s extensive career in healthcare also includes serving as chief operating officer of Beth Israel Medical Center in Manhattan and as president and chief executive officer for Continuum Health Partners, Inc., where he played a key role in the merger of Beth Israel Medical Center, St. Luke’s-Roosevelt Hospital Center, Long Island College Hospital and New York Eye and Ear Infirmary. Mr. Kelly received his bachelor’s degree from St. Bonaventure University and a master’s in healthcare administration from Long Island University.

Glenn A. Loomis, MD, MSHM, FAAFP
Chief Medical Operations Officer
President, Health Quest Medical Practice, P.C.

Glenn A. Loomis, MD, MSHM, FAAFP<br/> Chief Medical Operations Officer<br/> President, Health Quest Medical Practice, P.C.

Dr. Loomis joined Health Quest in January 2016, bringing extensive experience in both physician group and healthcare system strategy and operations. Chief Medical Operations Officer for the system, Dr. Loomis has system responsibility for quality, graduate medical education, medical staff development, physician relations and operations of key service lines. As President of Health Quest Medical Practice, P.C., he has day-to-day responsibility for the operation of a mult-specialty medical practice numbering more than 200 providers with over $90 million dollars in annual revenue. Dr. Loomis provides the viewpoint of the physician to the Health Quest Board as the Executive Sponsor for the Quality and Process Improvement Committee. As the top physician advisor to the President and CEO, Dr. Loomis is highly involved in setting the strategy for the health system.

Prior to arriving at Health Quest, Dr. Loomis was President and CEO of St. Elizabeth Physicians, Crestview Hills, Kentucky, a physician organization of 300+ physicians, 400+ providers and 1,200+ employees with a budget of more than $200 million. Simultaneously, he served as a Senior Vice President of St. Elizabeth Healthcare in Edgewood, Kentucky, a five-hospital system with revenues of more than $1 billion. He also has extensive experience as a physician and educator, having served as Program Director of the Family Medicine Residency Program at Mercy Health and Associate Director of the Family Practice Residency Program at St. Francis Hospital. Dr. Loomis also served in multiple positions during a four year tenure in the United States Air Force Medical Corps.

He has been highly involved in teaching and research, and has been published in multiple medical journals. Dr. Loomis is a member of the American Medical Group Association (AMGA), the American College of Physician Executives, the American Medical Association (AMA) and the American Academy of Family Physicians. He has held leadership roles in all of these organizations and is currently a member of the AMA’s Council on Long Range Planning and Development and Chair of the AMGA’s CEO Council.

Dr. Loomis graduated cum laude from Ohio State University College of Arts and Sciences in Columbus, with a Bachelor of Science in Psychology/Biology. He earned his medical degree from Ohio State University College of Medicine and completed his family medicine residency at Community Hospitals of Indianapolis in Indiana, where he was Chief Administrative Resident. He is board certified in family medicine by the American Board of Family Medicine. He has completed fellowships in Teaching and Health Care Policy, and holds a Master of Science in Healthcare Management from University of Texas at Dallas.

Ann McMackin
President, Vassar Brothers Medical Center

Ann McMackin<br>President, Vassar Brothers Medical Center

Ann McMackin joined Health Quest in April 2014 as Vice President of Operations at Vassar Brothers Medical Center. She has more than 35 years of healthcare and hospital administration experience. Ms. McMackin led the introduction of the neurointerventional surgical program at Vassar Brothers, bringing the first-ever program of its kind to the Hudson Valley.

Prior to Health Quest, she served as Vice President of Operations and Business Development at Delnor Hospital, part of Cadence Health, in the western suburbs of Chicago. There, she oversaw strategic development and service line growth as well as hospital operations. She also directed the joint venture between Cadence Health and Silver Cross to introduce neurointerventional surgery to a new service area.

Prior to her time at Cadence Health, Ms. McMackin consulted in Chicago and Boston for clients that included Cadence Health, Rush University in Chicago and Lahey Hospital & Medical Center in Boston. Her areas of expertise include service line development and operational improvement.

Ms. McMackin earned her bachelor’s degree at the University of New Hampshire and her master’s at Penn State University.

Lawrence Bell
Vice President of Construction and Property Management

Lawrence Bell<br>Vice President of Construction and Property Management

Mr. Bell brings more than 30 years of experience in hospital finance, administration and construction to Health Quest. Previously, he was Vice President of Construction for Cadence Health, located outside Chicago, IL. At Cadence Health, he was responsible for more than $800 million in construction projects. He joined the Cadence management team in 2003 and was named Vice President in 2009.

Prior to joining Cadence Health, he held several managerial positions in finance and operations at Vanguard MacNeal Health Network, a 427-bed hospital and healthcare system based in Berwyn, IL.

Mr. Bell earned his bachelor’s and master’s degrees in mechanical engineering and an MBA in finance and accounting from the University of Michigan.

New to the Hudson Valley, Mr. Bell looks forward to being active in his community. In Illinois, he was a board member of several community organizations, including the Pav YMCA in Berwyn.

Robert Diamond
Senior Vice President and Chief Information Officer

Robert Diamond<br>Senior Vice President and Chief Information Officer

Robert Diamond brings to Health Quest more than nineteen years experience in healthcare technology, with the past six years focusing in the technology needs of hospital systems.
Robert comes to Health Quest from Orange Regional Medical Center- Greater Hudson Valley Health System, where he spent four successful years as Vice President, Information Systems/Chief Information Officer, working to standardize and implement new technologies across multiple sites. In that role, he oversaw all IT related activities and projects including healthcare billing, clinical applications, back office systems, payroll/time management, accounting software and related vendor relationships and contracts.

Prior to that appointment, he served as Vice President, Information Systems/Chief Information Officer for Kingston Regional Health Care System, overseeing IT for HR, Healthcare, Finance and Accounting.

Michael Holzhueter, Esq.
Chief Administrative Officer

Michael Holzhueter, Esq.<br>Chief Administrative Officer

Mr. Holzhueter brings to his role at Health Quest many years of sophisticated legal leadership in some of the nation’s leading health systems and academic medical centers. Prior to joining Health Quest, he served as Vice President and General Counsel at Cadence Health, providing strategic, business, and legal advice in transactions redefining the position of that health system in the highly competitive Chicago area market. Michael has been instrumental in providing legal expertise to accomplish a wide range of health care provider alignments across the continuum of care, including large physician practice group acquisitions, health system mergers, and structuring joint ventures and affiliations with healthcare institutions such as Cleveland Clinic Foundation, to implement clinical integration, exceptional service line enhancements, and innovative and advanced treatment modalities. He has been an effective advocate with state and federal regulatory agencies.

Michael has also practiced corporate health law in the legal departments of The University of Chicago Medical Center, Advocate Health Care, and the law firm of McDermott, Will and Emery. He received his bachelor’s degree in economics from Loyola University, and his Juris Doctor (Health Law Focus) from Loyola University Chicago School of Law.

Timmian Massie
Senior Vice President, Marketing, Public Affairs and Government Relations

Timmian Massie<br>Senior Vice President, Marketing, Public Affairs and Government Relations

Mr. Massie joined Health Quest in 2014 and has more than 40 years of communications experience.

Mr. Massie came to Health Quest from Actavis, an international pharmaceutical company with headquarters in Parsippany, New Jersey, where he served as the company’s first Director of Corporate Giving. He developed and implemented the company's global corporate giving program, advocated for and provided corporate financial support to regional, national and international charitable organizations, and promoted employee engagement and community volunteerism.

Prior to Actavis, Mr. Massie served for 17 years as Chief Public Affairs Officer at Marist College in Poughkeepsie, New York, where he was also Adjunct Professor of Communication and Religious Studies for 18 years. Mr. Massie directed the college's regional, national and international public relations efforts, secured significant placements in all forms of media and is credited with changing the image and reputation of Marist from a local college to a national leader in higher education. He is recognized for his leadership in social media and is a presenter at national and regional conferences on its use in public relations and personal and organizational branding.

Mr. Massie is a Director of the Dyson Foundation and serves as Secretary-Treasurer of the New York Newspapers Foundation. He has served on more than 60 nonprofit boards in the Hudson Valley, Albany and New York City, and was elected to two terms on the City of Poughkeepsie Board of Education, including two years as Board President. He has received numerous awards for his service to the community.

Mr. Massie received his bachelor’s degree from Fordham University in The Bronx, which named him a Public Service Education Fellow. He received an associate’s degree in Communication and Media Arts from Dutchess Community College in Poughkeepsie.

Daniel J. O’Dea, MD, FACC
Vice President of the Cardiovascular Service Line of Health Quest

Daniel O’Dea, MD, FACC has been Vice President of the Cardiovascular Service Line of Health Quest since 2015. His clinical expertise is in invasive cardiology, anticoagulation, lipid management and clinical research. He has participated in more than 40 research trials while on staff at Vassar Brothers Medical Center as principal or co-investigator. Currently, he oversees strategy and quality for the cardiovascular service line at Health Quest.

Dr. O’Dea was recruited to open the first catheterization laboratory at Vassar Brothers Medical Center, and served as Chief of Cardiology for many years, as well as President and Managing Partner of The Heart Center. He is a Fellow of the American College of Cardiology and works with the American Heart Association, and American College of Physicians. Dr. O’Dea is a widely published author in his field and has been consistently voted a “Top Doc” by Hudson Valley Magazine.

Graduating cum laude with a Bachelor of Science in chemistry from Rensselaer Polytechnic Institute in Troy, New York, Dr. O’Dea was also a member of the Rensselaer Society of Engineers. He earned his medical degree at New York Medical College, Valhalla, New York. Dr. O’Dea completed his internship and residency at University Hospital of Boston University, and then completed a fellowship in cardiovascular diseases at Westchester County Medical Center in Valhalla.

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David Ping
Senior Vice President of Strategic Planning and Business Development

David Ping<br>Senior Vice President of Strategic Planning and Business Development

Mr. Ping joined Health Quest in September 2005 and is responsible for business development activities and the development of strategic plans for Health Quest organizations. He is also responsible for Health Quest Community Education.

Mr. Ping serves on several community boards in the area, including Family Services and Walkway over the Hudson. He was the recent Chair of the American Heart Association Heart Walks for Dutchess and Ulster Counties and is the current Chair of the American Heart Association Dutchess and Ulster County Board of Directors. He is an adjunct faculty member of University of Minnesota, teaching planning in the Master of Healthcare Administration Independent Study Program.

Mr. Ping has a Bachelor of Arts from Indiana University in Bloomington and a master's degree in Healthcare Administration from the University of Minnesota in Minneapolis.

Marv Russell
Chief Human Resources Officer, Health Quest

Marv Russell <br>Chief Human Resources Officer, Health Quest

Mr. Russell joined Health Quest in 2016 and has global experience as a chief human resources officer, leadership consultant and workshop facilitator. He has engaged organizations and audiences in the U.S. and Europe on the topics of leadership, business culture, diversity and inclusion, business ethics and human resource practices. Mr. Russell came to Health Quest from Marv Russell and Partners, a high-impact consulting group he founded, with offices in Chicago, New York and South Florida. In six years of operation, the firm provided global solutions for executive leadership development and human capital consulting.

Mr. Russell also is an accomplished author, having published three books on topics including career development, ethical leadership and building a diverse and inclusive organization. His career has spanned state and federal government, heavy industry, materials and packaging, pharmaceuticals, healthcare and not-for-profit organizations. Mr. Russell received his bachelor’s degree from the University of Notre Dame in Notre Dame, Indiana, and a Master of Public Administration degree from Indiana University. He is currently completing Ph.D. studies in Business Technology and Leadership at Capella University.

Gary Zmrhal,
Senior Vice President and Chief Financial Officer

Gary Zmrhal, <br>Senior Vice President and Chief Financial Officer

Mr. Zmrhal joined Health Quest in 2015 with more than 35 years of experience in healthcare financial management and consulting. Mr. Zmrhal brings a wealth of experience and enthusiasm not only within the financial departments, but also other areas such as revenue cycle, HIM and managed care.

Prior to joining Health Quest, Mr. Zmrhal held CFO positions at several healthcare organizations including Holy Cross Hospital in Chicago, Ill. and MacNeal Health Network in Berwyn, Ill., where he established a track record of maximizing revenue and improving profitability. Previously, he was a partner with Arthur Andersen for 10 years.

Mr. Zmrhal earned his a bachelor’s degree in accounting from Illinois State University, Bloomington, Illinois, and is a licensed CPA.