Our Team

AGA Clinical Trials’ highly qualified team of medical doctors, healthcare coordinators, and staff members prioritize patient safety and care. Your well-being is at the heart of everything we do. Contact us for more information on clinical trials available in Miami, Florida and Ecuador.

Dr. Ximena Graber, MD

Dr. Ximena Graber, MD
CPI, CCRP, FMD, RMA, QM-IAOCR
President & CEO
Principal Investigator – Ecuador

Dr Roberto Aguirre

Dr. Roberto Aguirre, MD
CPI, CCRP, QM-IAOCR
VP & Global Medical Director
Sub-Investigator – Ecuador

Dr Dario Altamirano
Dr. Dario Altamirano, PI, QM-IAOCR
Principal Investigator
Dr Anneyd Avalos

Dr. Anneyd Avalos, MD
Principal Investigator

Dr Wilson Cueva
Dr. Wilson Cueva, PI, QM-IAOCR
Principal Investigator
Dr. Lizandra Castillo
Dr. Lizandra Castillo, CCRC
Clinical Research Coordinator
Dr Cesar Navarez

Dr. Cesar Navarez, MD
Principal Investigator – Ecuador

Dr Dickson Ellington

Dr. Dickson Ellington, PA-C
Sub-Investigator

Stephanie Graber

Stephanie Graber
Clinical Research Coordinator
Ecuador

Maricel Llerena

Maricel Llerena
Lab Technologist

Dr. Guillermo Leon<br />

Dr. Guillermo Leon
Clinical Research Coordinator

Paola Diaz

Paola Diaz
Regulatory & Recruitment Specialist

Pedro Cevallos

Pedro Cevallos
Recruitment Specialist

Luis Perez
Luis Perez
Community Manager
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Alanis Martinez
Recruiter

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ABG. Nicolas Fracchia
Business Development
& Legal Affairs

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Patricia Bedoya, RN
Quality Assurance

Nayrelis Alfonso, MPH

Nayrelis Alfonso, MPH
Clinical Research Coordinator

Nayrelis Alfonso, MPH
Michelle De La Cruz, CCRC
Site Director
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