Education Education: University of Iowa College of Dentistry (1995) Residency: Loyola University Medical Center (1996), General Practice Residency Fellowship: National Institutes of Health (2000), Oral Medicine Clinical Interests Orofacial Pain, Oral Lesions, Oral Mucosal Disorders, Salivary Gland Disorders, Sj gren s syndrome, Temporomandibulan Disorders, American Board of Oral Medicine, Dentistry Other Interests Oral Medicine, TMJ/TMD Therapy About Me Dr. Brennan has a DDS from the University of Iowa, a Certificate in Oral Medicine from the NIH and a Master s in Clinical Research from Duke.