Our ProvidersLearn about the doctors that make Road Runner Research a driving force in the search for solutions. Dr. Tomasovic Read More Dr. Tarak Patel Read More Dr. Kelly J. Smith Read More Dr. Carter Richards Read More Dr. Michael Marsh Read More David Larson, MSN, RN, MEd, CPNP Read More Dr. Andrea Gonzalez Read More Elizabeth Marsh, OTR, MS, MOT Read More Our Clinical Team Katie Johanningmeier, BSN, RN, CRC Site Director kjohanningmeier@rrresearchsa.com Nancy Lopez, MA, CRC Clinical Research Coordinator nlopez@rrresearchsa.com Crystal Valdez Clinical Research Coordinator cvaldez@rrresearchsa.com Alice Flores, CPhT, CCRPRecruiteraflores@rrresearchsa.com Paola Avila LunaResearch Assistantpavilaluna@rrresearchsa.com