Dr. Cullen graduated from University of Iowa Roy J & Lucille A Carver College of Medicine in 1986 and has been in practice for 32 years. He completed a residency at University of Iowa Hospitals & Clinics. He currently practices at University of Iowa Hospitals & Clinics and is affiliated with University of Iowa Hospitals & Clinics. Dr. Cullen accepts multiple insurance plans including Aetna, Wellmark and Medicare. Dr. Cullen also practices at VA Medical Center in Iowa City, IA. In addition to English, Dr. Cullen's practice supports these languages: German, Arabic, Italian, Russian, Spanish and French.