Dr. Michael Broder has 30 years’ experience in health economic and outcomes research. Dr. Broder received his research training in the Robert Wood Johnson Clinical Scholars Program at UCLA and RAND, attended medical school at Case Western Reserve University, and received his undergraduate degree from Harvard University. In addition to being an experienced health services researcher, he is a board-certified physician and provides clinical expertise for many studies at PHAR. Before starting PHAR, he served as Vice President of Zynx Life Sciences/Cerner Health Insights, a consulting and research firm in Beverly Hills, California.

Dr. Broder has conducted research for industry, specialty societies, and government on a wide range of topics using diverse health service research methods. He has led expert panels to develop guidelines relating to use of estrogens, treatment of various cancers, surgical safety, and stroke prevention. He has published more than 100 articles in peer-reviewed journals as wide-ranging as The Journal of the American Medical Association, American Journal of Managed Care, Medical Decision Making, Journal of Asthma, and Obstetrics & Gynecology. Dr. Broder is the author of two books and multiple book chapters. He is an Adjunct Professor at the Case Western Reserve School of Medicine, where he serves on the Council to Advance Human Health.

Dr. Eunice Chang is a mathematician and statistician with 30 years’ experience in the application of statistical analysis and design in a range of data types, including longitudinal surveys; commercial, Medicare, and Medicaid claims; electronic health records; and many others. At PHAR, she leads many secondary data analyses, and provides methodological and statistical support on a variety of other project types. Before joining PHAR, she was the Chief Statistician and Manager of Health Informatics and Health Outcomes Research at Prescription Solutions in Costa Mesa, California, where she was responsible for the methodology of retrospective and prospective clinical outcomes research and the evaluation of quality initiatives and disease-state management programs. This required the development of predictive models for pharmacy and medical costs and other healthcare utilization with data-mining techniques, such as regression models, decision trees, and neural networks.

Dr. Chang also served as Senior Statistician at PacifiCare Health Systems, where she led a team focused on quality initiatives and health improvement projects, including the development of a systematic sampling program for HEDIS 1999 measures. Earlier in her career, she provided statistical support for research grant proposals and study design at the David Geffen School of Medicine at UCLA.

Dr. Mallik Greene has worked in the pharmaceutical industry for two decades, conducting hundreds of health economic and outcomes research studies using a wide variety of innovative research methods and study designs. Working at such globally recognized pharmaceutical companies as Eli Lilly, Boehringer Ingelheim, Bristol-Myers Squibb, Eisai, Otsuka, and Vertex Pharmaceuticals, Dr. Greene developed and implemented successful strategies to improve brand differentiation and demonstrate value to payers, physicians, and patients.

His work has resulted in more than 200 peer-reviewed publications in dozens of journals and conferences, spanning a wide variety of therapeutic areas. Dr. Greene’s experience and training—including a degree in pharmacy, a PhD in health economics and outcomes research, a post-doctoral fellowship in health economics and outcomes research, and a doctorate in business administration—make him uniquely suited to help PHAR’s clients achieve their goals.

Dr. David Beenhouwer is board certified in internal medicine and infectious diseases. At PHAR, Dr. Beenhouwer provides expert clinical input, conducts systematic reviews, and collaborates on a wide variety of projects. He received his medical degree from Yale University and, after his residency at Columbia-Presbyterian Medical Center in New York, completed a clinical and research fellowship in infectious diseases at Albert Einstein College of Medicine.

In addition to his role as Medical Director at PHAR, Dr. Beenhouwer is an Assistant Professor of Medicine at the David Geffen School of Medicine at UCLA and an Infectious Disease Specialist in the VA Greater Los Angeles Healthcare System.

Dr. Irina Yermilov is a physician and researcher with expertise in using biometric, registry, and survey data to measure quality and cost. At PHAR, she oversees primary data collection studies (surveys and chart reviews), expert panels, and systematic literature reviews.

Dr. Yermilov has worked with organizations such as IMS Health and the RAND Corporation to develop risk-adjusted quality measures, research the effects of quality improvement programs on chronic diseases, and investigate pregnancy outcomes following bariatric surgery. Her work has been published in multiple high-impact journals, including JAMA and the Journal of the American College of Surgeons. Dr. Yermilov earned her medical degree and master’s degree in public health from Tulane University. She also holds a master’s degree in physiology from Georgetown University.

Dr. Sheila Reddy is a pharmacist and researcher with over 15 years of experience in health economics and outcomes research, public health, and evaluation, in addition to her work in pharmacy practice. She directs real world studies at PHAR, using administrative claims, electronic health records, registries, and survey data while drawing on her knowledge of patient care, study design, and quantitative research methods.

Dr. Reddy also brings global health expertise to PHAR, having supported multi-country program evaluations at the United Nations Children’s Fund and having organized public health projects in Cameroon as part of Peace Corps. Her research has been published in multiple high-impact journals and she has peer-reviewed for journals such as JAMA and Health Affairs. Dr. Reddy received her pharmacy degree from the University of Wisconsin, with clinical training in transplant pharmacotherapy. She obtained both her master’s degree in global health and her doctorate in health policy from Harvard University.

Jesse Ortendahl has a background in mathematics and statistics and has 20 years’ experience developing disease simulation models for economic evaluations. At PHAR, Jesse conducts and oversees health economic projects using both quantitative and qualitative methods. In addition to traditional cost effectiveness and budget impact models, Jesse has led studies with more policy-relevant goals, such as identifying flaws in current health technology assessment approaches, forecasting the burden of disease and potential policy levers to reduce that burden, and estimating the ramifications of payer policies on cost and clinical outcomes. His work spans a wide range of clinical areas including oncology, cardiology, pulmonology, neurology, and psychiatry.

He was trained in health policy at the Harvard School of Public Health, with a focus on decision science. Jesse formerly served as a research analyst at the Center for Health Decision Science at the Harvard School of Public Health, conducting grant-funded research primarily on the cost effectiveness of different cancer prevention strategies in the US and internationally. He is an active member of the International Society for Pharmacoeconomics and Outcomes Research and the Society for Medical Decision Making, and he has designed and delivered seminars at clinical conferences around the country with the goal of training physicians to understand and interpret economic evaluations.

Dr. Ashis Kumar Das is a physician and researcher with over 15 years of international experience in epidemiology, health economics, health services, and outcomes research spanning across more than 20 countries. At PHAR, he leads real world evidence studies using claims, electronic health records, registries, and survey data. His work encompasses a wide range of clinical areas including oncology, hematology, infectious diseases, vaccines, and health technology.

Prior to joining PHAR, Dr. Das worked at the World Bank where he led strategies to monitor, evaluate, and demonstrate the value of large-scale multi-country health projects. Dr. Das has published peer-reviewed research in multiple high-impact journals, delivered invited talks on health research analytics, and presented his work at conferences. Dr. Das is trained in medicine and public health and obtained his doctorate in epidemiology from the London School of Hygiene and Tropical Medicine.

Marianne Eagan Burrows is the Director of Operations, and oversees contracting, invoicing, and hiring at PHAR. Her work also includes ensuring that internal protocols are consistently followed and external regulatory requirements are met. Marianne took on this role following two years as a project manager at PHAR focused on the logistics of chart review studies.

Prior to joining PHAR, she assisted the International Planned Parenthood Foundation with field research for a social franchise initiative in Thika, Kenya, and worked as a field organizer during the 2012 Presidential election. Marianne received her master’s degree in international health policy from the London School of Economics in 2011 after receiving a bachelor’s degree in history of science from Harvard University.

Sarah Gibbs has extensive experience in quantitative and qualitative research and evaluation methods, project management, and data visualization. At PHAR, Sarah supports many projects, including chart reviews, expert panels, and systematic literature reviews.

Prior to joining PHAR, Sarah worked as a Senior Research and Evaluation Analyst at the National Association of County and City Health Officials in Washington, DC, conducting primary research to support the work of local health departments across the United States. Sarah received her Master of Public Health from the University of North Carolina at Chapel Hill and a bachelor’s degree in psychology from Duke University.

Dr. Katalin Bognar is an economist with more than a decade of experience in health economic modeling and real world data analysis in a wide range of clinical areas, including cardiovascular, oncological, metabolic, mental health, and musculoskeletal diseases. At PHAR, she focuses on designing and developing health economic models.

Dr. Bognar’s work has been published in multiple peer-reviewed journals including the Journal of Health Economics, Value in Health, American Journal of Managed Care, and the Review of Economic Studies. Prior to her work at PHAR, Dr. Bognar was an economist at Precision Health Economics and a lecturer at the University of California, Los Angeles, teaching game theory, applied microeconomics, and statistics at the undergraduate level. Dr. Bognar completed her undergraduate work at the Budapest University of Economic Sciences, her master’s in economics at the Central European University, and obtained her PhD in economics from the University of Michigan, Ann Arbor.

Jackie Lee is a senior analyst focusing on health economic models including cost-effectiveness and budget impact models. Jackie also analyzes data for outcomes research studies, such as chart reviews and Delphi panels. Her other responsibilities include programming tools to help internal systems run smoothly and managing the PHAR website. She previously worked at the UCLA Louise M. Darling Biomedical Library where she received training in literature searches using medical reference databases. Jackie completed her undergraduate studies at the University of California, Los Angeles and received her degree in psychobiology.

Marian Tarbox completed her undergraduate degree at the University of California, Davis and received her Master of Public Policy from Mills College. Prior to joining PHAR, Marian worked as a Grant Assistant for the Behavioral Health Department at The Children’s Clinic of Long Beach, where the focus of her work was increasing department efficacy and quality of care. At PHAR, Marian supports a variety of health services research projects including secondary data analyses and various other studies. As a research project manager, she is also responsible for the development and submission of a variety of dissemination pieces, including abstracts, posters, manuscripts, reports, and presentations.

Amanda Harmon completed her undergraduate degree in Biology from Claremont McKenna College, then went on to receive a Master of Public Health with a concentration in leadership and management from Claremont Graduate University’s School of Community and Global Health. Before joining PHAR, Amanda worked as an emergency department scribe at Pomona Valley Hospital Medical Center, a Level II Trauma Center. At PHAR, Amanda supports the conduct of cost-effectiveness and budget impact models, systematic reviews, and various other studies along with the development and submission of abstracts, posters, manuscripts, and presentations.

Cynthia Campos is a Researcher. She supports a variety of projects, including systematic literature reviews, chart reviews, and expert panels. Cynthia completed her undergraduate degree in Molecular, Cellular, and Developmental Biology at Yale University. She then earned her Master of Public Health from Emory University’s Rollins School of Public Health with concentrations in Global Health and Community Health Development. She worked with the Consulate General of Mexico in Atlanta for her master’s thesis, designing and conducting a structured survey of immigrants about their health access and affordability.

Caleb Paydar completed his undergraduate degree in neuroscience at the University of California, Los Angeles. While at UCLA, Caleb was a research assistant at the Oppenheimer Center for Neurobiology of Stress and Resilience where his work focused on the characterization of digestive diseases through neuroimaging techniques. At PHAR, Caleb supports a variety of health services research projects at all stages, from data acquisition to development of reports, abstracts, conference posters, and manuscripts.