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Phoenix VA Health Care System

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Leadership Team

Portrait of Deborah Amdur

Deborah Amdur | 602-277-5551 x7891

Medical Center Director

Ms. Amdur was appointed Medical Center Director of the Phoenix VA Health Care System effective December 2015. In this position, she oversees all aspects of this complexity level 1b, tertiary care hospital providing a full range of services to over 86,000 Arizona Veterans. Established in 1951, the hospital also operates community health care clinics in Gilbert, Central Phoenix, Scottsdale, Payson (Contract), Show Low, Globe and Surprise, Arizona. The Phoenix VA Health Care System is a teaching hospital, providing a full range of patient care services with state-of-the-art technology and research. The hospital has 166 hospital beds, 104 Long Term Care Beds, and 24 Substance Abuse Residential Rehabilitation Treatment Program beds.

Ms. Amdur previously served as Medical Center Director in White River Junction (WRJ), Vermont, a complexity level 2 facility with a catchment area of over 73,000 Veterans who reside in Vermont and New Hampshire.

Ms. Amdur started her career as a social work intern at the St. Louis VA Medical Center over 20 years ago. She has held progressive leadership positions including Deputy Director for Health, Federal Recovery Coordination Program, Special Assistant to the Secretary of Veterans Affairs at VA Central Office and Assistant Director at the Washington D.C. VAMC. She also served as Chief of Social Work at the Ann Arbor and D.C. VAMCs and the Director of Home Based Primary Care at the Durham VA. In her recent role as Chief Consultant, Care Management and Social Work Service, Ms. Amdur was instrumental in the development and implementation of VA's national caregiver support program.

Ms. Amdur holds a Master of Social Work from Washington University, St. Louis and a Bachelor of Arts from Cornell University.

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Martin Bressor | (602)277-5551

Acting Deputy Medical Center Director

Mr. Martin P. Bressor was assigned as the Acting Deputy Medical Center Director at the Phoenix VA Health Care System on July 7, 2016. Previous to this assignment, he served as the Chief of Engineering, Construction and Facilities. Mr. Bressor joined the VA in 2013 after serving in leadership positions in the community, private industry, and the U.S. Air Force. He served in the US Air Force and the Arizona National Guard. During his military career, he served in various positions including logistics planner, budget analyst, and cargo loadmaster.

Mr. Bressor earned his Master of Business Administration as well as his Master of Science in Engineering degrees from Arizona State University. He also received a Bachelor of Science in Civil Engineering from Arizona State University. He is a member of American Management Association and the American Society of Civil Engineers. He also has a Yellow-belt in Lean Process Improvement. In his spare time, he serves as a baseball coach for several different organizations.

Portrait of Michael Welsh

Michael Welsh | (602) 222-6444

Acting Associate Director

Portrait of Samuel Aguayo, M.D.

Samuel Aguayo, M.D. | (602) 222-6444

Acting Chief of Staff

Dr. Samuel Aguayo was detailed to serve as the Interim Chief of Staff at the Phoenix VA Health Care Center on July 1, 2016. Dr. Aguayo is responsible for the clinical services and academic programs of the medical center and has oversight for Primary Care, Medicine, Surgery, Radiology, Pathology, Psychology, Psychiatry, Physical Medicine & Rehabilitation, Dental, Audiology & Speech Pathology, Geriatrics, Pharmacy, Clinical Informatics, Education, and Research. The system has more than 200 physicians, dentists, and podiatrists and more than 85 resident and fellow positions.
Dr. Aguayo began his career in the VA in 1982 at the VA Medical Center in San Juan, Puerto Rico, where he completed his residency training in Internal Medicine in 1985. From 1985 to 1988 he completed a fellowship in Pulmonary and Critical Care Medicine at the University of Colorado Health Sciences Center in Denver, Colorado, after which he became a member of the medical staff at the Denver VA Medical Center and the National Jewish Hospital also in Denver. In 1991 Dr. Aguayo was recruited by Emory University School of Medicine to serve as the Chief of Pulmonary and Critical Care Medicine at the Atlanta VA Medical Center, and in 1994 he became the Associate Chief of Staff for Education at the Atlanta VA Medical Center. In 2009 Dr. Aguayo relocated to Arizona to serve as the Associate Chief of Staff for Research at the Phoenix VA Health Care System. During his tenure with the VA, Dr. Aguayo has maintained clinical professor appointments with the affiliated medical schools in addition to senior leadership roles. Dr. Aguayo has published about pulmonary neuroendocrine disorders, chronic obstructive pulmonary disease, and lung cancer, and he is recipient of research funding from the VA, the NIH, the American Lung Association and the Robert Wood Johnson Foundation, among other sponsors.

Portrait of Alyshia W Smith

Alyshia W Smith | 602-277-5551 x6572

Nurse Executive

Dr. Alyshia Smith joined the Phoenix VA Health Care System, Phoenix, Arizona on September 21, 2015 as the Associate Director for Patient Care Services (Nurse Executive). Her areas of responsibility include the oversight of the Nursing Service, Social Work Service, Sterile Processing Service, and the Chaplain Service.

Dr. Smith began her nursing career as a staff nurse on a cardiac surgery unit, in a large, complex private sector hospital in Washington, DC., with progressive leadership experience as nurse manager, clinical specialist and Senior Nursing Director. Her VA career began in 2010 as the Deputy Chief Nurse Executive (DCNE). As the DCNE for Outpatient Nursing Services, Dr. Smith was the senior nurse leader for primary and specialty care, and the Emergency Department. She later served as the Deputy Chief Nurse Executive for Inpatient Operations, with nursing responsibility for the inpatient acute care units, perioperative services, specialty clinics and the Emergency Department. Some of the programs and initiatives she lead included inpatient hospital flow, patient satisfaction, and implementation of the Stroke Program.

Dr. Smith earned a Bachelor of Science in Nursing (BSN) degree from the University of North Carolina at Chapel Hill, and a Master of Science and Doctor of Nursing Practice from the University of Maryland. She has a clinical faculty appointment with the University of Maryland School of Nursing. She is board certified by the American Nurses Credentialing Center (ANCC) as a Nurse Executive, Advanced