Meet Our Team

Dr. Robert Schiermeyer, M.D. – Robert Schiermeyer, M.D., has nearly 20 years of emergency room experience as a staff physician in 10 hospitals, seven of which are in Colorado. Dr. Schiermeyer attended the F. Edward Hebert School of Medicine at the Uniformed Services University of the Health Sciences in Bethesda, Maryland, and completed his residency in Emergency Medicine at Wilford Hall Medical Center in San Antonio.

Dr. Schiermeyer has been board certified by the American Board of Emergency Medicine since 1994. In addition to medical practice, he is a former clinical instructor of Emergency Medicine at Wright State University School of Medicine. Dr. Schiermeyer also attended the United States Air Force Academy and is a former pilot.


Dr. Irit Gordon, M.D. – Irit Gordon, M.D., has more than 30 years of emergency medicine experience. After attending the Albert Einstein College of Medicine, she completed her residency in Boston Hospital’s Department of Internal Medicine. She has been licensed in Colorado since 1984.

Dr. Gordon had worked as an emergency staff physician at seven hospitals across the state. Dr. Gordon is also a Fellow of the American College of Emergency Physicians and a member of the Colorado Medical Society.


Dr. Stanley Siefer, M.D. – Stanley Siefer, M.D., is board certified in Family Medicine and Emergency Medicine. Prior to joining DEE, Dr. Siefer worked as an emergency physician at the Medical Center of Aurora for 37 years. His experience also includes director of emergency medicine at Presbyterian/St. Luke’s Medical Center and medical advisor for emergency medical dispatch for the Governor’s Advisory Council. In addition, Dr. Siefer formerly served in the U.S. Public Heath Service, where he was assigned to the U.S. Coast Guard and to the Indian Service.

Dr. Siefer attended the Pritzger School of Medicine at the University of Chicago and completed his residency in the Department of Family Practice in the University of Colorado’s School of Medicine. He is a Fellow of the American College of Emergency Physicians.


X-Ray Technicians and Medical Assistants

The X-Ray technicians and Medical Assistants helping our Physicians to care for you have a broad range of health care experience, from Emergency, Family Practice, Hospital and Specialty medical practices.