Clinical Research Advantage, Radiant Research, and Comprehensive Clinical Development have provided experienced research sites to the pharmaceutical industry for over 22 years. Together, we are the country’s largest wholly owned clinical trial sites with fully integrated quality systems and a database of over 2.5 million research participants. From Clinical Research Advantage sites model of being embedded within private practice physician offices to Radiant Research and Comprehensive Clinical Development stand alone research centers, all three companies have focused on providing efficient enrollment of clinical trials, high performance research sites, and submission of reliable data with particular experience and expertise in the conduct of trials. Our wholly-owned research sites boast exceptional clinical trial experience and utilize the skills of more than 500 researchers who have made a professional commitment to clinical research. Our Investigators and site personnel have successfully conducted more than 11,000 multi-therapeutic Phase I-IV studies at 75 sites nationwide. Overall, our sites have a 97% enrollment rate (defined as the number of participants enrolled into a study divided by the contracted number of participants) which places them in the top 5% of research sites in the country. All three companies also have a nationwide infrastructure of site support, recruitment and retention support and quality assurance programs to ensure quality and consistency to our sponsors.

Philander Medical Associates has dedicated research space, including exam rooms, on site laboratory facilities, monitor room with high speed internet, copier, phone, and fax machine. The clinic also offers over 4,000 square feet of shared space, double locked, temperature controlled drug storage as well as locked, and temperature controlled document storage space.  

Web Site: crastudies.com 


  • Philander Medical Associates - Radiant Research
    Casey Orvin
    2481 Professional Court
    Las Vegas, Nevada 89128
    United States
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  • Last UpdatedApril 30, 2016 10:36pm EDT


  • Casey Orvin
    Casey Orvin

    EVP of Business Development
    Clinical Research Advantage/Radiant Research
    480-305-5702, corvin@crastudies.com