Dr. John G. Ryan is a public health professional and health services research investigator with extensive expertise in health services research, outcomes research, and observational studies. Currently serving as the Director of Field Medical Outcomes & Analytics at Pfizer, they drive medical outcomes research while building collaborations with community healthcare stakeholders. Dr. Ryan's previous roles include Editor for Clinical Therapeutics, Assistant Professor at Stony Brook University Hospital, and leadership positions at the University of Miami Miller School of Medicine. They hold a Doctor of Public Health and an MBA, and have published extensively in peer-reviewed journals.
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