Management


Angel Magar, MBA

Angel Magar, M.B.A.

Chief Executive Officer

Angel and her husband Jason relocated from the Washington, D.C. area in early 2007. Angel received both her Bachelors degree in Business and Administration and her Masters in Business Administration from Johns Hopkins University. She brings over 15 years of healthcare management experience from the following specialties: Orthopedics, Radiology, Otolaryngology, Obstetrics and Gynecology, Family Practice, Urgent Care, Occupational Health, and Pediatrics.

Angel’s management experience falls into six broad areas: strategic planning; daily operations of both medical offices and corporate office administrative functions; human resources oversight; marketing implementation and oversight; and daily oversight of information technology.

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Todd A. Barrett, C.P.A.

Chief Financial Officer

Todd relocated to Phoenix and joined AARA In May 2008. He received his Bachelors of Science in Accounting from the University of New Orleans and became a Certified Public Accountant in 1995. Todd’s experience includes hospital, clinical and ancillary services as well as managed care. He comes to AARA after serving 6 years at The Blood Center of New Orleans as Vice President of Finance/Information Systems. Prior to working with The Blood Center, Todd served as Director of Finance for a hospital owned HMO/PPO based in New Orleans and as the Gulf Coast Regional Controller for Tenet Physician Services. Todd and his wife Jennifer have 2 daughters – Kaitlyn and Alyssa.

Matt Peterson

Matthew Peterson

Director of IT

Matt has been featured in numerous TV/radio shows and newspaper/magazine articles. He graduated from Brigham Young University in 2000 with a bachelor’s degree in Business Management and worked six years as the director of information technology at OneGuard and another six years as the chief architect and technology director at Glendale Elementary School District, serving 15,000 underprivileged children. He started a sucessful technology company and created an infrastructure that attracted half a billion website visitors in just the first few months.

Matt wrote a best-selling fantasy novel called Paraworld Zero and was invited to speak throughout the country. He was also the radio show host of TheAuthorHour.com where he interviewed world-famous authors such as Dean Koontz, Anne Rice, and R. L. Stine. He served a 2-year mission for his church, earned the Eagle scout award in Boy Scouts, received a second-degree black belt in karate, and performed in several musicals. He lives in Peoria with his wife, seven children, and their giant African tortoise.

Bruce Graham, Director of Operations

Bruce Graham

Director of Operations

Bruce graduated from Montana State University and began his career as a high school science and math teacher. He moved to Arizona and embarked on a successful career in professional baseball as a Certified Athletic Trainer with the San Francisco Giants and then the Colorado Rockies. In 2000 he moved into a new career in Orthotics, Prosthetics and DME with Otto Bock Healthcare and then Hanger O&P. He directed field operations, managed a billing and collections department and field Training & Development. In 2011 he expanded his healthcare knowledge and moved into dialysis with DaVita where he managed both regional field operations and business development at 15 dialysis centers. Bruce joined AARA in 2017 and he brings his knowledge and experience to the organization. He lives in Phoenix with his wife Lisa and son Cooper.

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Billy Steele, BA Hons (1:1), SHRM-SCP

Director of HR

Billy joined AARA in 2017, having arrived fresh off the boat from Edinburgh, Scotland. Billy combines a love of the sweltering Phoenix sunshine with a famous distaste for Mexican cuisine and a consistent struggle to be understood as he hasn’t yet lost his accent. Billy graduated top of his class in 2003 and has worked in senior HR roles for 15 years in Healthcare, Government Services, Construction and IT Services. Billy brings experience of all aspects of Human Resources Management, Employment Law and Strategic Management to the Practice. Outside of work, Billy and his wife Moyra enjoy regular trips to Las Vegas, hiking and the theater. Billy’s areas of responsibility include Recruitment and Selection, Onboarding and Training, Performance Management, Management Development, Policy Development and Legal Compliance, Payroll Administration, Event Management and Workforce Planning.

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Amanda Santimaw, MS, CCRC

Clinical Research Director

Maggie Delgado

Maggie Delgado

Billing Director

Renita Klemmedson

Renita Klemmedson

Infusion Director

Christina Schell

Christina Schell

Lab Manager

Missie Hernandez

Missie Hernandez

Radiology Manager

Aurora Paramo

Aurora Paramo

Medical Records Manager

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Desiree Belliard, M.A.

Mesa, Site Manager

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Adrianna Contreras

Paradise Valley, Site Manager

Aracely Lopez

Aracely Lopez

Glendale, Site Manager

Gaby Loya

Gaby Loya

Sun City, Site Manager

Espy Beltran

Phoenix, Site Manager

Rosie Lujan

Rosie Lujan

Gilbert, Site Manager

Karen Cleereman

Karen Cleereman

Tucson Manager

Rachel Finders

Rachel Finders

Flagstaff, Site Manager

Hannah-Mabee

Hannah Mabee

Patient Service Center Manager

Tatiana Bush

Tatiana Bush

Quality & Risk Manager

Heather Fox

Accounting Manager