Dr. Essien is a health services researcher and practicing general internist who conducts research on racial/ethnic health disparities. His specific focus is on the use of novel therapeutics and technologies in the management of chronic diseases and understanding mechanisms by which differences exist in their uptake and diffusion.
Director, Center for Pharmaceutical Policy and Prescribing
Dr. Gellad's research focuses on physician prescribing practices and on policy issues affecting access and adherence to medications for patients. Dr. Gellad is also a nationally recognized authority on improving the measurement of medication adherence.
As the Chair of the Medical Advisory Panel for Pharmacy Benefits Management for the Department of Veterans Affairs, Dr. Good has research interests relating to the safe, effective provision of medications. He has published recently in the area of drug safety, appropriate prescribing, conflicts of interest, and cost-effectiveness.
Dr. Radomski is a health services researcher and practicing general internist who conducts research on health care delivery, financing, and utilization. With a specific focus on developing and implementing novel, patient-centered approaches to systematically study and improve the value of healthcare in the United States, he is also interested in the value of prescription drug use in older adults and is developing, validating, and applying a patient-centered metric of low-value prescribing using administrative data.