Arizona Research Center

Center Information

Ron Ha'o - Vice President
Aimee Tapia - Project Manager
Arizona Research Center
2525 W. Greenway Rd., Suite 114
Phoenix, AZ 85023
602-863-6611 (fax);
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Currently Enrolling Trials

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Therapeutic Areas

Cardiology/Vascular Diseases
Family Medicine
Internal Medicine
Nutrition and Weight Loss
Obstetrics/Gynecology (Women’s Health)
Orthopedics/Orthopedic Surgery
Plastic Surgery
Pulmonary/Respiratory Diseases
Trauma (Emergency, Injury, Surgery)

Center Overview

AZ Research Center’s proven model, and combined years of experience, affords us the ability to provide our patients with new treatment options and our sponsors with valuable expertise in numerous medical conditions. AZRC represents an ongoing and growing network of over 150 Valley Physicians, including 50 surgeons, and 10 Hospitals that support our research efforts, which to date numbers 500 clinical trials.

Our staff includes 2 fulltime Principal Investigators, 10 fulltime ACRP certified research coordinators, Regulatory, Quality Assurance, Business Development, Recruitment specialist, and an associated private physician practice. AZRC was founded in 1997 by Joseph S. Gimbel, MD to conduct reliable and meaningful clinical research for Valley residents which currently has an active database of our 20,000 subjects and growing. Dr. Gimbel has served as a participating member on several pharmaceutical advisory boards, and has published over 50 study related articles and industry poster presentations. In May of 2011, Dr. Gimbel was joined by Dr. Louise A. Taber, MD who brings 18 years of research expertise. Our office is conveniently located in the heart of Phoenix with easy access to major freeways, public transportation and airports.

Performance Metrics

Number of Studies Conducted: 585
Number of Studies Actually Completed: 585
Number of Active Patients in the Database: 20,000
Regulatory Submission Turn-Around Time: 7 Business Day(s)
Average Percent of Total Patients Randomized: 95%
Average Percent of ‘Completed’ Studies that met Enrollment Goals: 89%
EDC Capabilities: Yes

Clinical Research Experience

Arizona Research Center, founded in 1997, primarily conducts phases II, III and IV studies, and has extensive and diverse research experience. Sponsors include, but are not limited to:

  • Abbott
  • AcelRx
  • Alexza
  • Allergan
  • Altana
  • Alteon
  • Alza
  • Anika
  • Arena
  • Ardea
  • Array
  • Astellas
  • Asta Medica
  • AstraZeneca
  • AcelRx
  • Sanofi/Aventis
  • Bayer
  • Bertek
  • BioDelivery Sciences International
  • Bionovo
  • Boehringer Ingelheim
  • Bristol Myers Squibb
  • Celgene
  • Celltech
  • Cephalon
  • Cerimon
  • Chiltern
  • Chiron
  • CombinatoRx
  • Depomed
  • Daiichi
  • Eli Lilly
  • Emisphere
  • Endo
  • Entropin
  • Ferring Pharmaceuticals
  • Forest
  • Furiex
  • Genzyme
  • GlaxoSmithKline
  • Hisamitsu
  • Horizon
  • Insmed
  • Janssen
  • Javelin
  • Jazz Pharmaceuticals
  • Johnson & Johnson
  • Kalypsys
  • KCI
  • King
  • KOWA
  • MAP
  • MannKind
  • Merck
  • Neurocrine Biosciences
  • NeurogesX
  • Newron
  • NicOx
  • Novartis
  • Novo Nordisk
  • Omeros
  • ONO Pharma
  • Pain Therapeutics
  • Personal Product
  • Pfizer
  • Pozen
  • Proctor & Gamble
  • Progenics
  • Purdue Pharma LP
  • QRx
  • Roche
  • R.W. Johnson
  • Sangamo
  • Sanofi
  • Schering
  • Schwarz
  • Stryker
  • Takeda
  • TAP
  • Travanti
  • United BioSource Corporation
  • United Therapeutics
  • Warner Chillcott
  • Watson
  • Wyeth-Ayerst
  • Zogenix
  • Zycos

Multiple CRO’s have worked with Arizona Research Center. Among them are:

  • Appian
  • Bailer Research
  • Berman Group
  • B & B Clinical Investigators
  • Cognitive Research
  • Concentrics
  • Covance
  • DSP
  • ICON
  • INC Research
  • i-3 Research
  • Integrium
  • Legacy Research
  • Omnicare
  • Paragon
  • Parexel
  • PharmaLink
  • Pharmanet
  • PPD
  • Premier
  • PRA
  • ResearchPoint
  • Research Pharmaceutical Services
  • Rho, Inc.
  • Quintiles
  • Symbio
  • Synteract
  • Theorem
  • TIMI Study Group
  • Trio Clinic Research
  • UBC

Arizona Research Center has worked with both the local and regional IRB’s listed below:

  • Aspire
  • Chesapeake
  • Coast
  • Copernicus
  • Essex
  • Good Samaritan Regional Medical Center
  • Integ Ethical
  • The Institutional Review Board
  • John C. Lincoln Health Network
  • New England Institutional Review Board
  • Paradise Valley Hospital Institutional Review Board
  • Phoenix Baptist Hospital and Medical Center
  • Quorum
  • Schulman Associates
  • Scottsdale Memorial Hospital Institutional Review Board
  • St. David’s
  • St. Luke's Medical Center Ethics Committee
  • Sterling
  • Sun Health Research Institute
  • Western (W.I.R.B.)

Arizona Research Center has two Orthopedic Surgeons and an Internist as Principal Investigators, providing expertise over numerous therapeutic areas:

  • Dermatology
  • Endocrinology
  • Gastroenterology
  • Immunology / Infectious Disease
  • Men’s Health
  • Musculoskeletal
  • Nephrology / Urology
  • Neurology
  • Obstetrics / Gynecology
  • Orthopaedics
  • Pain Management
  • Post Op Pain
  • Pulmonary / Respiratory Disease
  • Rheumatology
  • Trauma / Emergency Medicine
  • Women’s Health

Facility Description

  • 12 exam rooms
  • 4 dedicated monitor rooms
  • Echocardiography
  • ECG machine(s)
  • Radiology/Chest X-ray
  • Accredited Local Laboratory
  • Blood Pressure devices
  • Refrigerator
  • -20C freezer
  • -70C freezer
  • Ambient temperature centrifuge
  • Refrigerated centrifuge
  • High Speed Internet included in the monitor rooms
  • Study-dedicated fax machine
  • Paper Medical Records
  • Locked/secure Drug storage/temp controlled and monitored daily
  • Crash cart/emergency resuscitation equipment
  • Staff IATA/Hazardous Shipping Certificate/Training present
  • Experience with the use of Central laboratories
  • Facility for long-term storage of files for completed studies
  • Ongoing GCP training
  • State of the art 18 bed Surgical Center

Investigator Experience

Joseph S. Gimbel, M.D.
Medical Director, Principal Investigator
Dr. Gimbel attended Duke University and the University of Maryland, receiving his M.D. Degree from the University of Maryland Medical Center. During his residency at the University of Illinois and Presbyterian St. Luke’s Hospital in Chicago, Illinois, Joseph S. Gimbel, M.D. specialized in orthopaedic surgery. He continued his extensive training with an international externship at the Rheumatism Foundation Hospital in Finland: one of the world’s largest hospitals that focuses almost exclusively on the treatment of patients with rheumatoid arthritis. His comprehensive experience and expertise supports a special focus on the treatment of industrial and sports injuries - with a background in the care of back pain and the management of degenerative osteoarthritis, rheumatoid arthritis, and osteoporosis.

As the Medical Director of the Arizona Research Center, Dr. Gimbel, M.D. is involved with every aspect of study implementation Dr. Gimbel has served as the Principal Investigator on a large number of studies. To date AZRC has conducted over 450 trials , and has authored over 50 industry articles and posters. Dr. Joe, as he is known by his staff, encourages an enjoyable and stimulating work environment. He expects every employee to maximize their efforts to achieve the goal of collecting excellent data while maintaining the highest level of patient care.

Louise A. Taber, M.D.
Principal Investigator
Dr. Louise Taber is Board Certified in Internal Medicine. She matriculated from the University of Arizona College of Medicine. Her internship was at Moses H. Cone Memorial Hospital in Greensboro, North Carolina and her residency at Maricopa Medical Center in Phoenix, Arizona. She has a Bachelor of Science degree in Human Nutrition (Highest Distinction) and a Master’s degree in Human Development, both from the University of Maine, Orono, ME. She is a Certified Physician Investigator and a Fellow of the American College of Physicians. She maintains her certification as a Registered Dietitian. She joined Pivotal Research Centers (subsequently known as Premier Research Group) as a Principal Investigator in September, 2007 and was Medical Director from January 1, 2008 to May 15, 2011. She has interest in obesity, metabolism, diabetes, cardiovascular disease and women’s health. She speaks French and Spanish. She joined Arizona Research Center as Medical Director on May 16, 2011.

Staff Expertise

Regulatory Department
Arizona Research Center’s regulatory specialists process the start-up paperwork in under a week and work diligently to maintain all regulatory documents throughout the study.

Business Development
Principal Investigators and Study Coordinators are aided in study enrollment and recruitment through the work of the business development staff. These employees work diligently to pursue all avenues of patient recruitment and help the Research Center to frequently exceed enrollment standards set by study sponsors.

Clinical Research Coordinators
Arizona Research Center CRC’s work under the direction the PI in the overall, day-to-day management of clinical trials. Team leaders with extensive research experience oversee each coordinator, who can efficiently manage multiple trials. All CRC’s are certified and CCRC certified.

Patient Demographics

Phoenix, Arizona, center point of the Valley of the Sun, has a population of 1.567million people. A diverse patient population exists, ranging from the multitude of college students to individuals living in the numerous retirement communities in the area. People from all over the country are making the decision to move to the Valley of the Sun to enjoy the beautiful weather and amazing scenery. Arizona Research Center conducts studies with individuals from all backgrounds and walks of life.

Other Information

For additional queries, comments, etc please contact Caryanne Bullock, Manager Site Development at

Contact Center

If you are interested in contacting this center to discuss placing a clinical trial there, please complete and send the email form below. A representative from the research center will then follow up with you.