Diversity in clinical trials at physicians research group

Advancing Innovation Through Collaborative Clinical Research

Welcome to Physicians Research Group, an internationally integrated site management organization headquartered in Chandler, Arizona. Our mission is to conduct high-quality medical trials ethically and cost-effectively, providing value to our community of patients and sponsors.

Find A Paid Research Study

Find a Paid Clinical Trial Today!

Participating in paid clinical trials with PRG offers a unique opportunity to contribute to medical advancements while benefiting personally. As a trusted leader in clinical research, PRG ensures that all studies prioritize participant safety and well-being. By joining a trial, you gain access to cutting-edge treatments, expert medical care, and close monitoring throughout the study—often at no cost. Additionally, PRG compensates participants for their time and effort, making it a rewarding experience both scientifically and financially. Your involvement not only helps improve treatments for future patients but also empowers you to play a vital role in advancing healthcare.

Leaders in Integrated Site Management

Since its inception, PRG has revolutionized site management by creating a powerful, patient-centric network of partnered and standalone research centers, dedicated to advancing clinical research and delivering exceptional results.

Today, PRG collaborates with physicians across multiple specialties in Arizona, California, Colorado, Florida, Indiana, Massachusetts, and Texas, and extends its reach internationally with partnerships in Colombia, Ireland, and New Zealand.

10 + Years of Experience

750 + Successful Clinical Trials

150 + Supported Sites

20 + Global Partners

Taking Clinical Research to the Next Level

  • At Physicians Research Group, we provide comprehensive study planning services tailored to meet the unique needs of your clinical research projects.

  • Our team offers expert site operations support to ensure the seamless execution of clinical trials, from site selection to closeout.

  • With a focus on compliance and quality, we optimize processes and procedures to uphold the highest standards in clinical research.


  • At PRG Veterinary Clinical Research, our mission is to revolutionize veterinary medicine by conducting top-tier clinical trials to develop safe and effective medications for animals. We are committed to enhancing the lives of pets and livestock through rigorous research, ethical practices, and cutting-edge science.