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Andrew McWilliams, MD, MPH
Medical Director
Associate Professor
Dr. McWilliams is an experienced clinician-researcher and faculty member in internal medicine and pediatrics. He promotes building Atrium Health into a learning healthcare system and works across departments to facilitate research and innovation. He has a special interest in research that leverages new technologies to change healthcare delivery paradigms and advance the quality of care.
Medical School: The University of North Carolina at Chapel Hill
Graduate School: The University of North Carolina at Chapel Hill
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Yhenneko Taylor, PhD
Assistant Vice President
Associate Professor
Dr. Taylor is a health equity researcher and the founding director of CORE’s Health Services Research Program. Her research focuses on access to care and outcomes of pregnancy, health outcomes in early childhood, social determinants of health and health care needs of vulnerable populations. She has been a principal investigator or co-investigator on multiple studies aimed at improving population health and has published more than 50 peer-reviewed articles. Dr. Taylor is adjunct faculty in the Department of Public Health Sciences at the University of North Carolina at Charlotte where she serves on the Public Health Programs Advisory Board.
Graduate School: PhD, The University of North Carolina at Charlotte
Graduate School: MStat, North Carolina State University
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Marc Kowalkowski, PhD
Lead Scientist, Clinically Integrated Research
Associate Professor
Dr. Kowalkowski leads an integrated research team of data scientists who closely collaborate with clinical teams to answer system-critical questions. Using clinical epidemiology, econometrics, data technology and machine learning approaches, Dr. Kowalkowski aims to better understand how patient and clinical characteristics can inform care delivery and improve patient outcomes. He also collaboratively directs an Atrium Health research initiative to improve care and outcomes for patients hospitalized with suspected infection, including the development of risk models to better align system resources for high-risk patients.
Graduate School: PhD, The University of Texas Health Science Center at Houston
Graduate School: MS, The University of Texas Health Science Center at Houston
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Tara Eaton, PhD, MA
Lead Scientist, Qualitative Research
Assistant Professor
Dr. Eaton is an applied anthropologist whose research interests include new care delivery models, culturally targeted health information technology development and evaluation, telehealth, implementation science, organizational change, health disparities and ethnography in health services research. With over 20 years conducting qualitative research in a wide range of settings and industries, she has worked on numerous grants and research projects and presented her work at many local, national and international conferences and venues.
Graduate School: PhD, Wayne State University
Graduate School: MA, Wayne State University
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Henry Bundy, PhD
Health Services Researcher
Assistant Professor
Dr. Bundy’s primary research interests concern how sociocultural factors and economic inequity inform the experience and distribution of health and illness in the American South. He recently concluded a two-year ethnographic project to understand how uninsured working-poor South Carolina residents manage their chronic health conditions with safety-net care that is meant to be temporary and conditional. He is a Fulbright scholar, a Daniel R. Reedy Quality Achievement Award Fellowship recipient, and has had papers recognized for awards by the Society for Medical Anthropology’s Alcohol, Drug, and Tobacco Study Group and the Society for Economic Anthropology.
Graduate School: PhD, University of Kentucky
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Shih-Hsiung Chou, PhD, MS
Senior Data Scientist, Acute Care
Assistant Professor
Dr. Chou is an industrial engineer whose research interests include big data analytics, multivariate statistical process control, high dimensional data visualization, data mining, machine learning and artificial intelligence. As a data scientist at CORE, he has participated in several projects involving new technologies, algorithms, exploratory applications, predictive modeling, data analysis, dashboard development and data mart construction. Examples of predictive models in development include hospitalization predictive models and inpatient/30-day mortality and 30-day readmission predictive models for suspected infection, asthma exacerbation, congestive heart failure and chronic obstructive pulmonary disease.
Graduate School: PhD, Kansas State University
Graduate School: MS, National Taipei University of Technology
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Tsai-Ling Liu, PhD, MSPH
Data Scientist
Assistant Professor
Dr. Liu’s educational background is in health services research with an emphasis on quantitative outcomes research. Her experience includes analyzing survey data, claims data and electronic medical records via Atrium Health’s electronic data warehouse. Dr. Liu’s research interests include telehealth, health disparities and chronic disease management. Her most recent work involves mixed methods research to evaluate the effectiveness of a navigator program for patients with dementia, including those in a rural setting.
Graduate School: PhD, The University of North Carolina at Chapel Hill
Graduate School: MSPH, National Yang-Ming University
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Rohan Mahabaleshwarkar, PhD
Senior Data Scientist
Assistant Professor
Dr. Mahabaleshwarkar joined CORE in 2014. His research endeavors have been in using secondary datasets, including electronic medical records and Medicare and Medicaid claims data, to answer important research questions related to quality of healthcare and treatment patterns. He has an interest in conducting prospective cohort studies to examine the impact of interventions on health outcomes.
Graduate School: PhD, University of Mississippi
Graduate School: MS, St. John’s University
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Jennifer Priem, PhD, MA
Senior Data Scientist
Associate Professor
Prior to joining CORE in 2019, Dr. Priem worked as an associate professor in the Department of Communication at Wake Forest University and studied the interplay between interpersonal communication, stress and health. Currently at CORE, she provides statistical and methodological support for infectious disease and disease prevention, working with multi-disciplinary teams of healthcare professionals to address issues related to multi-drug resistant organisms and antibiotic stewardship.
Graduate School: PhD, Penn State University
Graduate School: MA, University of Wisconsin-Milwaukee
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Jason Roberge, PhD, MPH
Senior Data Scientist, Population Health
Assistant Professor
Dr. Roberge has been at Atrium Health since 2013. He has designed, managed and analyzed epidemiologic studies for more than 13 years. In his current role at CORE, he focuses on assessing initiatives that seek to improve outcomes for patients. Acting as co-principal investigator, recent studies included assessing standardized care plans for hospitalized COPD patients and evaluating virtual follow-up care among behavioral health patients seen in the emergency department. Presently, he is the principal investigator on a study that aims to reduce Vitamin D orders among the general population as part of a strategic initiative to lower wasteful testing and procedures.
Graduate School: PhD, The University of Arizona
Graduate School: MPH, Emory University
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Melanie Spencer, PhD, MBA
Professor Emeritus
Dr. Spencer is a researcher and academic leader at Atrium Health. Her research interests are the application of bacterial genomics to human health, antibiotic stewardship and implementation science. Her postdoctoral research focused on the human gastrointestinal microbiome, including the analysis of the relationships among human-associated microbes, disruptions to the microbial system, nutrition and chronic disease.
Graduate School: PhD, The University of North Carolina at Charlotte
Graduate School: MBA, Queens University of Charlotte
Fellowship: The University of North Carolina at Chapel Hill
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Kamala Swayampakala, PhD
Data Scientist, Sanger Heart & Vascular Institute
Assistant Professor
Prior to joining CORE, Dr. Swayampakala worked as a health services researcher supporting Atrium Health’s Sanger Heart & Vascular Institute. Currently at CORE, she provides statistical and research methodology support for Sanger. She also works with a multidisciplinary team of healthcare professionals to develop and implement research methods to assess the safety and effectiveness of drugs, devices and the impact of healthcare programs on patient outcomes.
Graduate School: PhD, University of South Carolina
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Jing Zhao, MD, PhD, MS
Senior Data Scientist
Assistant Professor
Dr. Zhao specializes in phase II-IV clinical trials and real-world evidence outcome studies. Serving as the lead statistician for ongoing research grants and several clinical projects, she applies a broad range of statistical, epidemiological and pharmacoepidemiology methods to support various trials. These trials include stepped-wedge cluster randomized trials, interrupted time series, and effectiveness-comparison studies utilizing propensity score analysis. She employs advanced statistics for large-scale data analyses of longitudinal data applying tree analysis and mixed, multilevel and predictive models. She also works with a multidisciplinary team to execute data coordinating center functions, including the collecting and preprocessing of data along with establishing and maintaining databases.
Medical School: Tianjin Medical University
Graduate School: PhD, Vanderbilt University
Graduate School: MS, Memorial University of Newfoundland
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