CSP – Research Studies in Leesburg, Florida

CSP – Research Studies in Leesburg, Florida


Our Phase I-IV multi-specialty research center was founded in 2013. Since then we have conducted over 25 trials, often exceeding Sponsor expectations for difficult trials by carefully pre-screening highly qualified patients and creatively overcoming challenges with a “can do” positive attitude. We hold preferred partnership status with several major CRO’s and pharmaceutical sponsors. We also have an in-house full body plethysmography PFT’s. The primary focus of our dedicated team of professionals is to ensure the safety, comfort and well-being of our patients.

Our mission is to consistently produce quality data, while meeting and exceeding our enrollment goals in order to establish long term working relationships with our Sponsors and CRO’s. We’re dedicated to high standards of excellence and professionalism; therefore we invest heavily in our staff and our facility. Our goal is to become the premiere site for Medical Research in the Central Florida region.

We strive to improve the lives of our patients, their families and our community by conducting clinical trials in partnership with our Sponsors. Together, we work to introduce new alternative treatments into the market giving patients new options for improving their lifestyle.

Research Facility

  • ECG Machines
  • Pulmonary Function Test Equipment
  • -20 Freezer
  • Centrifuge
  • 4 Bedroom Phase 1 unit
  • Sophisticated Temperature Remote Monitoring System with Alarm
  • Double Locked Dedicated Drug Storage Room
  • Dedicated & Comfortable Monitor Room
  • Wi-Fi


Dr. Jose Luis Diaz is our Medical Director and PI. Dr. Diaz has over a decade experience diagnosing and treating disorders of the lungs. He 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. Press Ganey Associates, a national health improvement firm, recently ranked Dr. Diaz in the top 10% nationally for patient satisfaction. Dr. Diaz has been a Principal Investigator on many clinical trials and is fully bilingual in English and Spanish.

Sheyla Zelaya MD - Clinical Site Partners

Sheyla Zelaya, MD

Dr. Zelaya is a board certified internal Medicine specialist with a subspecialty in Nephrology. After graduating from medical school in 2006 from the Universidad Americana of Nicaragua, she embarked on a three-year Internal Medicine program at Jackson Memorial Hospital located in Miami, Florida. Upon completing the program, Dr. Zelaya remained at Jackson Memorial Hospital and secured a fellowship in Clinical Nephrology and Hypertension. She concluded her intensive, comprehensive training two years later and relocated to Central Florida in 2015. Over the course of her training and subsequent practice, she has been able to provide care for complicated, reversible and irreversible medical conditions. Dr. Zelaya is committed to being at the forefront of the medical community and recently graduated from the Florida Medical Association Leadership Academy. She remains passionate in her calling to improve the well-being and quality of life of all her patients.