Overview
Brad Hammill, DrPH, is an Associate Professor in the Department of Population Health Sciences within the School of Medicine and a member of the Duke Clinical Research Institute. Dr. Hammill received his DrPH in Biostatistics from The University of North Carolina at Chapel Hill. His research is focused on leveraging real-world data—including electronic health record data, health insurance claims data, and registry data—for clinical research.
Areas of expertise: Biostatistics, Real-World Data, Health Services Research, Health Policy, and Epidemiology
Current Appointments & Affiliations
Associate Professor in Population Health Sciences
·
2021 - Present
Population Health Sciences,
Basic Science Departments
Associate Professor in Medicine
·
2020 - Present
Medicine, General Internal Medicine,
Medicine
Member in the Duke Clinical Research Institute
·
2016 - Present
Duke Clinical Research Institute,
Institutes and Centers
Recent Publications
High-dimensional multiple imputation for partially observed confounders including natural language processing-derived auxiliary covariates.
Journal Article Am J Epidemiol · January 8, 2026 Multiple imputation (MI) models can be improved with auxiliary covariates (ACs), but their performance in high-dimensional data remains unclear. We aimed to develop and compare high-dimensional MI (HDMI) methods using structured and natural language proces ... Full text Link to item CiteAssociation between first anticoagulant prescription and embolic and hemorrhagic events among older adults with atrial fibrillation.
Journal Article J Intern Med · January 2026 BACKGROUND: The impact of first prescription of oral anticoagulation on ischemic stroke and major bleeding events among Medicare beneficiaries with atrial fibrillation (AF) is not known. METHODS: A retrospective, observational, cohort study was performed b ... Full text Link to item CiteDoes Neighborhood Deprivation Impact Readmission and Associated Costs After Hip Fracture Surgery?
Journal Article J Am Geriatr Soc · December 2025 INTRODUCTION: In the context of value-based care, the influence of racial and socioeconomic factors on hip fracture care outcomes remains underexplored. This study investigates the association of the area deprivation index (ADI) on readmission rates and Ce ... Full text Link to item CiteRecent Grants
UrogynCREST Program
ResearchCourse Faculty · Awarded by Eunice Kennedy Shriver National Institute of Child Health and Human Development · 2019 - 2029PDUFA VII: Task 1, Project 1, Signal Detection - Pregnancy registries versus electronic healthcare database studies (MAX Data Incorporation)
ResearchPrincipal Investigator · Awarded by Harvard Pilgrim Health Care, Inc. · 2024 - 2027A Life Course Approach to Identify Risks of Hospitalization in Older Adults with Heart Failure
ResearchCo Investigator · Awarded by National Institute on Aging · 2022 - 2027View All Grants
Education, Training & Certifications
University of North Carolina, Chapel Hill ·
2015
DrPH
University of North Carolina, Chapel Hill ·
1998
M.A.