Faculty

The Johns Hopkins Bloomberg School of Public Health is comprised of over 650 full-time faculty including professors, scientists, lecturers, instructors and researchers. These renowned experts in the field are shaping public health through teaching, research, and application.

The Master of Applied Science in Population Health Management is an interdisciplinary fully online, part-time degree. Faculty contribute to the program via course development, teaching, and advising students. Below are a few of the experts students will learn from.

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Mark J. Bittle, DrPH, MBA, FACHE

SENIOR SCIENTIST AND DIRECTOR, MAS AND CERTIFICATE PROGRAMS IN POPULATION HEALTH MANAGEMENT

Mark is the Program Director for the MAS in Population Health Management and the Certificate in Population Health Management. He is an experienced health care executive and Board Certified in Healthcare Management as a Fellow in the American College of Healthcare Executives. His healthcare management experience includes ambulatory services and physician practice development, physician integration, care delivery model innovation and service line management. He also has extensive experience leading ambulatory quality and patient safety improvement initiatives and developing managed care infrastructure and care management under global capitation. Mark earned his Bachelor of Science in Emergency Health Services Administration from the University of Maryland, his MBA from the University of Baltimore, and his Doctorate in Public Health (DrPH) from the Department of Health Policy and Management at the Johns Hopkins Bloomberg School of Public Health. Mark teaches course about the US Health Care System, Health Care Financing, Leadership and Management, and Healthcare Strategy in both face-2-face and on-line formats. His areas of research interest include organizational and management factors that influence change, physician alignment and engagement, and quality and patient safety within organized delivery systems. Read Bio.

David Baker, DrPH, MBA

ASSISTANT PROFESSOR - ADJUNCT and co-director, MAS AND CERTIFICATE PROGRAMS IN POPULATION HEALTH MANAGEMENT 

David Baker, DrPH, MBA, is Director of Ambulatory Quality at LifeBridge Health and has experience developing and leading major health care delivery improvement initiatives, implementing population health management efforts, and achieving results for high-risk groups. He leads a department that works with a diverse network of primary care practices to evaluate and improve their processes impacting care delivery and patient outcomes. At LifeBridge, he developed a community partnership that secured state funding for a program to reduce frequent users of the emergency department and address the underlying social, behavioral, and medical issues contributing to unmanaged chronic illness and repeat ED utilization. Before joining LifeBridge, Dr. Baker was an Assistant Professor at The Dartmouth Institute for Health Policy and Clinical Practice and a Senior Curriculum Specialist for Dartmouth College’s Master in Health Care Delivery Science program. Previously, Dr. Baker was Director of Quality Improvement for The Johns Hopkins Hospital and oversaw operations at Johns Hopkins Medicine’s Center for Innovation in Quality Patient Care. Dr. Baker’s academic and professional interests include population health management, primary care, and the analysis and improvement of complex systems problems in health care. He is an Innovation Advisor with the CMS Innovation Center and an Adjunct Assistant Professor in Health Policy and Management at The Johns Hopkins Bloomberg School of Public Health. He has a Doctor in Public Health from the Bloomberg School of Public Health and a Master’s degree in Business Administration from Yale University School of Management. Read Bio.

William Brieger, DrPH

PROFESSOR

William (Bill) Brieger is a Certified Health Education Specialist and has a Doctorate in Public Health (DrPH) in International Health from the Johns Hopkins University (JHU) and a Masters in Public Health (MPH) in Health Behavior and Health Education from the University of North Carolina, Chapel Hill. He is a Professor in both the Health Systems and the Social and Behavioral Interventions Programs of the Department of International Health and also serves as JHPIEGO’s Senior Malaria Specialist. He is internationally renowned for his expertise in the social and behavioral aspects of disease control and prevention, with special emphasis formative research and behavior change program design and evaluation. A particular focus has been on training peer educators, community volunteers and other community resource persons to take an active role in health education and health service delivery. He has served as a consultant in developing community participation, health education and health systems strengthening interventions with organization such as U.S. Centers for Disease Control and Prevention, JHU Center for Communication Programs (JHU-CCP), World Bank, the World Health Organization, African Program for Onchocerciasis Control, UNICEF, Roll Back Malaria (RBM) Partnership, US Peace Corps and various USAID implementing partners. Bill was a member of the Mectizan Expert Committee and is currently a member of the RBM Harmonization Working Group. Read Bio.

Lilly Engineer, MD

ASSISTANT PROFESSOR

Dr. Engineer is an assistant professor of anesthesiology and critical care medicine at the Johns Hopkins University School of Medicine. She is also an assistant professor in health policy and management at the Johns Hopkins Bloomberg School of Public Health and associate faculty in the Armstrong Institute for Quality and Patient Safety. She serves as associate director of the doctor of public health (DrPH) program in the Department of Health Policy and Management at the Bloomberg School of Public Health. Dr. Engineer’s primary research interest includes the quality and safety of medical care, especially in rural and underserved communities. Among her many accomplishments, she is credited with the development of the first anonymous intensive care unit safety reporting system (ICUSRS) in the United States. Read Bio

Douglas E. Hough, PhD

ASSOCIATE SCIENTIST AND ASSOCIATE DIRECTOR, MASTER IN HEALTHCARE MANAGEMENT

Douglas E. Hough, Ph.D., is Associate Scientist and Associate Director of the Master in Healthcare Management program in the Department of Health Policy and Management at the Bloomberg School of Public Health, Johns Hopkins University. He teaches in the areas of health economics and strategic planning. His research interests are in the application of the emerging field of behavioral economics to health care issues and in identifying the optimal size and structure of a physician practice. His book, titled, Irrationality in Health Care: What Behavioral Economics Reveals about What We Do and Why, was published by Stanford University Press in 2013. Dr. Hough has been a research economist at the American Medical Association, and a consultant in three health care strategy firms. He is a frequent speaker and author on health care issues. Dr. Hough earned his M.S. and Ph.D. in Economics from the University of Wisconsin, and his B.S. in Economics from MIT. Read Bio.

Hadi Kharrazi, MHI, MD, PhD

ASSOCIATE PROFESSOR

Dr. Hadi Kharrazi is a core faculty of Health Policy and Management at the Johns Hopkins Bloomberg School of Public Health with a joint appointment at the Johns Hopkins School of Medicine. He is the research director of the Johns Hopkins Center for Population Health IT (CPHIT) and serves on multiple national advisory boards and steering committees including: the Public Health Informatics Working Group Executive Committee of the American Medical Informatics Association (PHI‐WG AMIA), the Steering Committee of the Academy Health’s Health IT Interest Group (AH‐HIT IG), and the DHHS ONC’s Measurement Community of Practice. He is currently the director of the DrPH Informatics track program at the Johns Hopkins School of Public Health, and the co-director of the PhD program in Health Informatics at the Johns Hopkins School of Medicine. Read Bio.

Daniel Obeng, ScM, MS

ASSOCIATE SCIENTIST

Daniel Obeng began his career in bench science, working as a bioprocess engineer at Human Genome Sciences, where he developed therapeutic protein purification processes and established statistical standards for process characterization. His growing interest in statistics led him to earn a Master’s in Biostatistics from Johns Hopkins University. He then served as a CMC Statistician at Genzyme (now Sanofi), where he provided on-site statistical support, spearheaded statistical guidance, and led training initiatives to comply with FDA regulations. In 2019, Daniel transitioned to Flatiron Health, where he managed cross-functional analytics projects, developed statistical best practices, developed R packages, and oversaw the creation of a statistical programming team. Throughout his tenure in industry he developed and taught multiple short courses, including introductions to linear regression, ANOVA, stability analysis, and Git. These training sessions provided learners with essential statistical methods and analysis skills applicable in pharmaceutical research and quality control settings. Read Bio.

Amal Wanigatunga, PhD

ASSISTANT SCIENTIST

Dr. Wanigatunga is an Assistant Scientist in the Department of Epidemiology and associate faculty with the Center on Aging and Health. His primary focus is exploring the intersection between physical activity, function, and disability in older adult populations. Currently, most of his research focuses on physical activity measured in the BLSA (Baltimore Longitudinal Study of Aging), an ongoing study of normative aging in well-functioning older adults. He is an active research collaborator with investigators spanning across the John Hopkins Schools of Public Health, Medicine, and Nursing. In addition to co-instructing the Online Introduction to Epidemiology course, he serves as a lab instructor in the core Epidemiologic Methods series held on campus. Read Bio.

Get in Touch

Request more information or call us at 443-927-8579 to speak with an admissions officer. You can also reach us via email at MAS-Office@jh.edu.