To find your doctor, please use the search options below: Search Again Search Results Filtered by: 3 Physician(s) displayed. Brian M. O'Donnell MD 597 W. Sesame Drive Suite B Harlingen, TX 78550 View Profile Primary Specialties Family Medicine Ngozichukwuka Okoba MD 349 S. Helen Moore Road Apt. 6205 San Benito, TX 78586 View Profile Primary Specialties Internal Medicine Nephrology Christopher E. Olson MD 2106 Treasure Hills Blvd. #1.326 Harlingen, TX 78550 View Profile Primary Specialties Orthopaedic Surgery 3 Physician(s) displayed.