Diagnostic Clinic of Houston: Allen Robert L MD is a Doctor located in Houston, TX 77004. It is one of the 72882 doctors in United States. Address of Diagnostic Clinic of Houston: Allen Robert L MD is 1200 Venz # 800, Houston, TX 77004, United States. Website of Diagnostic Clinic of Houston: Allen Robert L MD is http://www.diagnosticclinic.com/. Diagnostic Clinic of Houston: Allen Robert L MD can be contacted at 17137979191. Diagnostic Clinic of Houston: Allen Robert L MD is located in a remote area, with less than 1 listed places around it.