Executive Leadership


Meet Our Emergency Room Medical Directors

Dignity Health Arizona General Hospital is pleased to announce that it has appointed Paul McHale, MD and Jason Linder, MD as Hospital Emergency Room Medical Directors at Arizona General Hospital Laveen and Arizona General Hospital Mesa, respectively. It has also appointed Joel Betz, MD as Regional Medical Officer overseeing Arizona General Hospitals satellite ERs. In these new roles, Drs. McHale, Linder, and Betz will provide leadership and direction to the emergency rooms of the Arizona General Hospitals and will also serve on the executive team.

Joel Betz, MD

Dr. Betz brings over 15 years of clinical and leadership experience to this position. He graduated from Arizona State University in 2002 and then attended University of Arizona School of Medicine graduating in 2006. After medical school he completed residency in Emergency Medicine at Maricopa Medical Center in Phoenix, Arizona. Dr. Betz is board certified in Emergency Medicine by the American College of Emergency Physicians. After residency Dr. Betz joined the group covering Chandler Regional and Mercy Gilbert Medical Centers. Three years later he joined Banner Gateway Emergency Dept. as Assistant Medical Director. Subsequently, Banner Health acquired Banner Payson Medical Center, and Dr Betz served as Medical Director during the transition and for 2 years following, after which he returned to the Phoenix metro area joining the Adeptus and Dignity family. Currently he serves as Regional Medical Officer East Valley, based at the AGH Mesa Hospital location. 


Jason Linder, MD

Dr. Linder is a graduate of the Washington University School of Medicine in St. Louis, Missouri (1996). In 2000, he completed his residency at Maricopa Medical Center, Phoenix, AZ and is board certified in Emergency Medicine by the American Board of Emergency Medicine. He is also trained in Hyperbaric Medicine.

Dr. Linder has an extensive clinical, teaching, and leadership background. He brings with him over 25 years of experience. Previously Dr. Linder served as Associate Clinical Professor of Emergency Medicine at Indiana University (2000-2003). He also was a former partner in Chandler Emergency Medical Group where he served as Medical Director of the Emergency Department (2006-2009) and Medical Executive Committee Member at Large (2009-2012) at Mercy Gilbert Medical Center, and Department Chair of Emergency Medicine (2013-2015) at Chandler Regional Medical Center. Most recently Dr. Linder has served at CRMC and MGMC as Vice Chief of Staff (2017, 2018) and Medical Staff President (2019, 2020). His other roles include: Member of the Ethics Committee (2004-2013) CRMC and MGMC; CRMC (2008-2012), and Track and Mass Gathering Physician, Phoenix International Raceway (1998-Present). 


Paul McHale, MD

Dr. McHale is a graduate of Univ. of San Diego (1991), University of Minnesota Medical School (1996) and completed his residency in Emergency Medicine at Maricopa Medical Center in Phoenix, AZ in 2000. He is board certified in Emergency Medicine by the American Board of Emergency Medicine and trained in Hyperbaric Medicine.

Dr. McHale was a founding partner of Chandler Emergency Medical Group, PLC (PEMS), formed in 2002. PEMS provided clinical physicians & support for the Emergency Departments at Chandler Regional Medical Center & Mercy Gilbert Medical Center. During the last 18 years Dr. McHale has helped lead ER Redesign teams in 2005 & 2014, helped implement a scribe program, served as EMS Director (03-05), Medical Director at CRMC ED (05-09, 14-15), Chairman of ED at CRMC (09-13).  He also served on the East Valley Community Board (08-19) including serving as Vice Chair (14-16) and Chairman (16-18).

Dr. McHale is also employed by Air Methods Corporation as a Medical Director for several bases in the Arizona service region, from 2009 - Present.  He has also served as a Clinician for Gallus Detox (15-17) & interim Medical Director for BCBS AZ (18-19). Currently, he also serves as Medical Director, and is a minority owner in Trinity Air Medical, a logistics healthcare company based in Tempe, AZ (13-Present).


Jane Hanson, President and CEO

Jane has more than 41 years of experience in the health care industry. Previously, she was Chief Operating Officer of Chandler Regional and Mercy Gilbert Medical Centers, supporting the hospitals’ operations to ensure excellence in the areas of quality and patient safety, financial performance, physician and employee satisfaction and engagement, and the patient experience.

Before joining Dignity Health, Hanson served as Chief Nursing Officer at Providence Medford Medical Center in Medford, Ore., and Chief Nursing Officer at Cascade Healthcare Community in Bend, Ore. Prior to these roles, she served as Clinic Director in the Veterans Affairs Northern California System of Clinics.

Hanson obtained a bachelor’s degree in Nursing from Lewis and Clark State College and went on to receive a master’s in Health Administration from the University of Southern California. She is a member of the American College of Healthcare Executives.


John Bauer, Chief Financial Officer

John joined Dignity Health in 1995, holding various positions of increased responsibility including Accountant, Senior Financial Analyst, and Accounting Manager while at Chandler Regional and Mercy Gilbert Medical Centers.  He was formerly the Director of Accounting & Reporting, Arizona Service Area at Dignity Health Corporate offices in Phoenix and most recently Director, Financial Operations at St Joseph’s Hospital & Medical Center in Phoenix (since 2014).

John received bachelor’s degree from Illinois State University in Accounting and master’s degree in business administration from the W.P. Carey School of Business at Arizona State University.  He is a licensed CPA. 

He is an active member of the Healthcare Financial Management Association (HFMA), and is a board member and treasurer of the 180th Field Artillery Regiment Association. He was also formerly adjunct faculty instructor for Accounting and Business classes within the Maricopa Community Colleges District.

After serving over 23 years with the Army National Guard in the Field Artillery and Infantry including deployment to Afghanistan, John retired as a Command Sergeant Major, with the 158th Infantry Battalion, Arizona Army National Guard.


Brian Tiffany, Chief Medical Officer

Brian is the Chief Medical Officer of Dignity Health Arizona General Hospital. In this role, Dr. Tiffany will help oversee the hospitals’ clinical operations, serve as a liaison to medical staff, and ensure that patients receive the highest standard of care and service.

He has served the patients of Dignity Health East Valley since 2003, and is extremely dedicated to providing quality care and an outstanding patient experience. He is currently a member of the medical staff at Chandler Regional and Mercy Gilbert Medical Centers; and serves as chairman of the East Valley Regional Institutional Review Board. He has been practicing emergency medicine since 1990.

Dr. Tiffany is a graduate of Washington University School of Medicine and received his doctor of philosophy degree from Wayne State University. His experience, expertise, and enthusiasm are a great fit for our new and growing hospitals and free-standing emergency departments.


Cindy Rosenberg, Chief Nursing Officer

Cindy has over 20 years of experience in the healthcare industry with a focus on nursing and operations. She joined Dignity Health in 2006 at Chandler Regional Medical Center. She currently serves as Chief Nursing Officer at Arizona General Hospital in Mesa. Cindy credits her focus on teamwork and accountability to the years she spent as an Airman in the United States Air Force. She has a Master’s of Science in Nursing and an MBA both from Grand Canyon University. Cindy is a member of the American College of Healthcare Executives.


Susan Dolezal, Chief Nursing Officer and Administrator

Susan has over 25 years of experience in the healthcare industry with a focus on nursing. She joined Dignity Health in 2016 where she serves as Chief Nursing Officer at Arizona General Hospital in Laveen. Additionally, she serves as the Administrator for the hospital, increasing overall profitability through proven methods including enhanced quality assurance across multiple administrative workstreams. Susan holds a Bachelor of Science in Nursing from the College of St. Mary in Omaha, Nebraska, as well as an MBA in Healthcare Management from the University of Phoenix.