CSP Leadership

Ana Marquez, MSF

Co-Founder

Ana Marquez, MSF

Co-Founder

Ana T. Marquez, MSF, CRCP, is the co-founder of Clinical Site Partners, LLC. Ana is the Chief Diversity Officer for Flourish Resarch. Ana has experience
coordinating protocols, building teams, expanding therapeutic indications, auditing trials, creating site
processes and implementing administrative/financial policies to increase site efficiency. Ana has also
negotiated hundreds of clinical trial agreements and budgets. Additionally, she assisted numerous
research facilities with site expansion, A/R process implementation, and new investigator training. At the
sponsor level, Ana has served as a consultant on Phase I-IV projects assisting with the feasibility process,
protocol design, building trial budgets, and aiding with site selection.

Ana is highly proactive in the research industry, presenting at major industry conferences, serving on
various Sponsor/CRO advisory groups through SCRS and ACRP. She has also served as a Committee
Chairman for global organizations such as DIA and SCRS. Ana holds a Master of Science degree in
Finance from Florida International University.

Faisal A. Fakih, MD

Co-Founder and Chief Medical Director

Faisal A. Fakih, MD

Co-Founder and Chief Medical Director

Dr. Faisal A. Fakih is the President, Co-Founder, and Medical Director of Clinical Site Partners, LLC (CSP) He is triple Board-Certified in Pulmonary, Sleep, and Internal Medicine. Because he’s been practicing in the Winter Park area for over 40 years, Dr. Fakih is well known and respected by his patients, staff members, and colleagues.

Dr. Fakih has been conducting Phase I-IV research for the past 19 years and has expertise in areas such as Asthma, COPD, Diabetes, Rheumatology, Insomnia, Neurology, CNS, Nephrology, Internal Medicine, COVID-19, and vaccines. He is a sought-out key opinion leader who CROs and Sponsors often consult for input on protocol creation and trial design. The sites, under Dr. Fakih’s direction, have been the go-to site network for respiratory, COVID, and vaccine trials, as they are known to meet and exceed enrollment goals.

In addition to his role at the sites, Dr. Fakih also donates his time as a Physician at non-profit organizations to ensure that patients lacking the means to obtain medical care are not ignored. He graduated from the School of Medicine of Universidad de Zaragoza, Spain.

Meet the Investigators

Faisal A. Fakih, MD

Co-Founder and Chief Medical Director

Faisal A. Fakih, MD

Co-Founder and Chief Medical Director

Dr. Faisal A. Fakih is the President, Co-Founder, and Medical Director of Clinical Site Partners, LLC (CSP) He is triple Board-Certified in Pulmonary, Sleep, and Internal Medicine. Because he’s been practicing in the Winter Park area for over 40 years, Dr. Fakih is well known and respected by his patients, staff members, and colleagues.

Dr. Fakih has been conducting Phase I-IV research for the past 19 years and has expertise in areas such as Asthma, COPD, Diabetes, Rheumatology, Insomnia, Neurology, CNS, Nephrology, Internal Medicine, COVID-19, and vaccines. He is a sought-out key opinion leader who CROs and Sponsors often consult for input on protocol creation and trial design. The sites, under Dr. Fakih’s direction, have been the go-to site network for respiratory, COVID, and vaccine trials, as they are known to meet and exceed enrollment goals.

In addition to his role at the sites, Dr. Fakih also donates his time as a Physician at non-profit organizations to ensure that patients lacking the means to obtain medical care are not ignored. He graduated from the School of Medicine of Universidad de Zaragoza, Spain.

Jorge Monroy, MD

Principal Investigator

Jorge Monroy, MD

Principal Investigator

Dr. Jorge E. Monroy joined Clinical Site Partners, LLC in 2020 with 24 years of clinical and surgical experience. He graduated from the University of Caldas in Manizales, Colombia in 1997 and holds an unrestricted Medical License in Puerto Rico as well as a Full Florida Medical License.

Prior to his work at Clinical Site Partners, LLC. he held the position of Orlando Medical Director at Sanitas Guide Well Medical. During his tenure at Sanitas, he successfully opened eight clinics in the Orlando area.

Dr. Monroy currently oversees several studies within our facility as the Principal Investigator and is listed as a Sub-Investigator in studies overseen by Dr. Faisal A. Fakih as the Principal Investigator.

Mark Rosenthal, MD

Principal Investigator

Mark Rosenthal, MD

Principal Investigator

Dr. Rosenthal is board certified in family medicine and sleep medicine. He is a graduate of the University of Pennsylvania and the New York Institute of Technology College of Osteopathic Medicine. He completed his residency in Family Medicine through Nova Southeastern University in 1990 and has been practicing medicine in South Florida ever since.Dr. Rosenthal has extensive research experience. He has served as an investigator with Clinical Site Partners and Flourish Research for over 10 years. He has served as a principal investigator in numerous studies in areas including COPD, asthma, hypertension, sleep medicine, and vaccinations. He was also the principal investigator in multiple studies involved in the development of medications for the prevention and treatment of COVID-19.Dr. Rosenthal developed the hospitalist program at Jackson South Community Hospital and concentrated on treating uninsured patients. He has held numerous positions of leadership in both the Jackson Health System and Baptist Health South Florida.

Jose Luis Diaz, MD

Principal Investigator

Jose Luis Diaz, MD

Principal Investigator

Dr. Jose Luis Diaz is our Medical Director and PI. Dr. Diaz is in our Leesburg location. He has over a decade of experience diagnosing and treating disorders of the lungs.

Throughout his career, he has built an exceptional reputation and is well respected throughout the medical community and serves as Chairman of the Pulmonary Division at Central Florida Health Alliance as well as the healthcare system’s Chairman of the Special Care and the Antibiotic Committee. Clinical Site Partners, LLC is proud to note that Press Ganey Associates, a national health improvement firm, recently ranked Dr. Diaz in the top 10% nationally for patient satisfaction.

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