Chief Executive Officer
Arthur A. Gonzalez, doctor of public health, was appointed to the position of Chief Executive Officer
in 2012. Mr. Gonzalez previously served as Chief Executive Officer at Hennepin Healthcare System, Inc., a renowned
public safety net healthcare system in Minneapolis, Minnesota. He served from 1998-2009 as President and Chief
Executive Officer at Tri-City Medical Center in Oceanside, California, a not-for-profit system located in northern
San Diego County. Prior to that, Mr. Gonzalez headed Schumpert Health System in Shreveport, La; St. Joseph
Hospital in Fort Worth, Texas; and Kino Community Hospital in Tucson, Arizona. Before earning his doctorate, he
served in leadership roles, including Chief Operating Officer, in hospitals in Houston and Nashville, Tennessee.
He is a Fellow of the American College of Healthcare Executives (FACHE). He has earned many awards and honors,
including Modern Healthcare’s Top 12 Up and Coming Healthcare Executives.
|Kathy Boyle, Ph.D, R.N.
Chief Nursing Officer
Dr. Boyle joined Denver Health in January 2009. Dr. Boyle previously worked at the University of
Colorado Hospital for 20 years in various positions including nurse manger, nursing director, coordinator of
clinical planning for a replacement hospital and as the administrator of the new hospital’s first phase. Dr. Boyle received her B.S. in Nursing Administration from the University of Wisconsin and her Master’s degree in Science in Nursing Administration from the University of Colorado at Denver and Health Sciences Center. In 2007, Dr. Boyle received her Ph.D. from the University of Colorado at Denver and Health Sciences Center.
Director of Denver Public Health
Dr. Burman is a Professor of Medicine (Division of Infectious Diseases) at the University of Colorado
School of Medicine. Dr. Burman joined Denver Public Health as an Infectious Disease Physician in 1995. He earned
his undergraduate degree from Whitman College and his medical degree from Mayo Medical School. He has been
involved in the design and implementation of randomized trials in the treatment of tuberculosis and HIV disease for
|Peg Burnette, CPA
Chief Financial Officer
Peg Burnette, C.P.A., began her Denver Health career in 1996 as Associate Chief Financial Officer (CFO)
and Controller. She was promoted to CFO in 2002. Under Ms. Burnette’s financial leadership, the Denver Health and
Hospital Authority has achieved record patient collection and income results by maximizing key revenue sources such
as Medicaid and Commercial Insurance. Prior to joining Denver Health, Ms. Burnette served as the Director of
Budget and Reimbursement at National Jewish Medical and Research Center in Denver.
|Richard C. Dart, M.D.
Director Rocky Mountain Poison and Drug Center
Dr. Dart has been Director of the Poison Center since 1992. He is also Denver Health’s Chief Business Development Officer. Dr. Dart is Professor of Surgery (Emergency Medicine) at the University of Colorado School of Medicine. He is President of the American Association of Poison Control Centers (AAPCC) and is active in the American College of Toxicology (ACMT), American Academy of Clinical Toxicology, and American College of Emergency Physicians.
Executive Director of Managed Care
Ms. Donovan joined Denver Health in 2007 as Executive Director of Managed Care. She served as Vice
President for The Healthcare Group from 1994 to 2007 and Vice President of MH Healthcare from 1990 – 1994; prior to
that time, she held other positions with healthcare organizations in Indiana. Ms. Donovan is Treasurer for the
Colorado Association of Health Plans and board member for the Association of Community Affiliated Plans. She has a
B.S. in Administration from Indiana University.
Executive Director, Denver Health Foundation
Ms. Herzmark joined the Foundation as Executive Director in 2004. From 1992 to 2004, she was the Chief
Executive Officer for the Robert E. Loup Jewish Community Center in Denver. From 1982 to 1990, she was an
executive in the cable communications industry; from 1997 to 1982, Ms. Herzmark served as the Executive Director of
the Colorado Department of Local Affairs; and prior to that time she held several positions with government and
Chief Acceleration Officer
Tim Harlin joined Denver Health in April 2013 as Chief Acceleration Officer. He served as COO of
Hennepin County Medical Center in Minneapolis from 2010-2013 and served as CEO of Randolph County Medical Center in
Roanoke, Ala. from 2005-2010. Prior to that time he held other positions with healthcare organizations in Georgia.
Mr. Harlin holds an M.B.A in General Management from Emory University.
Chief Marketing and Communications Officer
Ms. Lonborg joined Denver Health in 2011 as Chief Marketing and PR Officer. From 1993 – 1999, she was
the Marketing Director at Bank of Cherry Creek in Denver. From 1999- 2011, she was the Director of Planning and
Business Development at Swedish Medical Center in Denver. Ms. Lonborg holds a B.S. in Business Administration from
Arizona State University and a Master of Science degree in Marketing from Colorado State University.
|Phillip S. Mehler, M.D., FACP
Chief Medical Officer
Dr. Mehler is Denver Health’s Chief Medical Officer. A Phi Beta Kappa and Honors Graduate of the
University of Colorado and an Alpha Omega Alpha Graduate of the University of Colorado School of Medicine (UCSOM),
Mehler has been at Denver Health since his resident training in the early 1980s. He served as Chief of Internal
Medicine from 1993-2003 and was named Associate Medical Director in 2003. He served in that position until 2008,
when he was promoted to Chief Medical Officer for Denver Health.
Director, Community Health Services
Dr. Melinkovich began with Community Health Services at Denver Health and Hospitals in 1977 as a staff
Pediatrician. He served in a variety of positions with Denver Health and assumed his present position in February
2006. Dr. Melinkovich received his B.A. degree from the University of Wyoming and his M.D. from the University of
Washington; he is board certified in Pediatrics. Dr. Melinkovich is a Professor in the Department of Pediatrics
and an Associate Professor in the Department of Preventive Medicine at the University of Colorado Health Sciences
Chief Human Resources Officer
Mr. Rossman joined Denver Health in 2003. He holds an M.B.A. in Human Resources from Indiana University.
He has previously served in various human resources positions including Human Resources Director for Swedish
Medical Center in Denver and Vice President of Human Resources for Holy Cross Hospital in Fort Lauderdale, Florida.
Chief Operating Officer
Ms. Thomas has held her present position since 1997 and has served Denver Health and its predecessor in
a variety of roles, including 13 years in outpatient and community health administration and 17 years in health
administration. She holds a B.S. degree in Economics from the University of Denver and an MBA from the University
of Colorado Denver.
Chief Government & Community Relations Officer
Ms. Wedgeworth returned to Denver Health in April 2007. She previously served in a similar capacity
from 1996 – to 1999. From 1999 to 2007, she served as a member of the Denver City Council and was Council
President from 2003 - 2005. She has also served as the Denver City Clerk and Recorder, the Deputy Director of
Denver’s Department of General Services, and as Denver’s Deputy Director of Regulatory Reform. She has a B.A.
degree from the University of Redlands (Redlands, California) in Sociology/Anthropology.