- Valley Associated Urology Medical Group in Modesto, California, is the practice of Doctors Phillip H. Beck, C. Richard Dewar, Robert B. Eisenberg, Brian T. McCaffrey, Bradley R. Orvis, Walter J. Schimon, Parminder S. Sethi, and Chris Threatt. Incontinence, infertility, and impotence are among their specialties.www.valleyassociatedurology.com