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All Faculty (A-Z)

Below is a list of all medicine faculty. View individual profiles of our faculty members — with publication and contact information, research and clinical specialties and more — via the links below.

Academic Affairs

Find employment and appointment resources and documentation for faculty, research staff and fellows via our Academic Affairs page.

O'Brien, Matthew J

O'Brien, Matthew J

Associate Professor of Medicine (General Internal Medicine) and Preventive Medicine (Epidemiology)

Bio

My work aims to eliminate health disparities in U.S. Latinos by examining the underlying causes and developing interventions to address them. Since 2007, my colleagues and I have focused on community ... [more]

O'Connor, Sean D

O'Connor, Sean D

Clinical Assistant Professor of Medicine (General Internal Medicine)

O'Conor, Rachel

O'Conor, Rachel

Assistant Professor of Medicine (General Internal Medicine) and Medicine (Geriatrics)

Bio

I am a health services and public health researcher. My research focuses on understanding cognitive and psychosocial determinants of chronic disease self-management behaviors and health outcomes. I am... [more]

O'Halloran, Thomas V

O'Halloran, Thomas V

Adjunct Professor of Weinberg College of Arts and Sciences and Medicine (Endocrinology)

O'Hara, Kelly C

O'Hara, Kelly C

Assistant Professor of Medicine (Hospital Medicine)

O'Leary, Kevin J

O'Leary, Kevin J

Professor of Medicine (Hospital Medicine)

Bio

Kevin is Chief of the Division of Hospital Medicine, Associate Chair for Quality in the Department of Medicine, and Medical Director for Quality for Northwestern Memorial Hospital. He is the founding ... [more]

O'Mara, Rachel A

O'Mara, Rachel A

Clinical Instructor of Medicine (General Internal Medicine)

O'Sullivan, Jeremy

O'Sullivan, Jeremy

Research Assistant Professor of Medicine (Allergy and Immunology)

Ogrinc, Gregory S

Ogrinc, Gregory S

Lecturer of Medicine (Hospital Medicine)

Ogunseitan, Adeboye B

Ogunseitan, Adeboye B

Associate Professor of Medicine (Hospital Medicine)