Back to Find a Doctor Bruce Benderoff, DO Bruce Benderoff, DO Specialty: Family Medicine Hospital Privileges: Ascension St. John Hospital Medical Education: Texas College of Osteopathic Medicine Board Certification: AOA Board of Family Physicians Profile: Dr. Benderoff is President and CEO of the Cornerstone Medical Group. He is a Family Practice physician practicing at our Romeo Plank Family Medical Center. He is board certified in Family Medicine. He graduated from the Texas College of Osteopathic Medicine and completed his residency at St. John Macomb - Oakland Hospital in 1988. Dr. Benderoff serves on the board of the Together Health Network and the Physician Alliance.