Gregory G. Allen Jr., D.O., is a board-certified internal medicine physician and Medical Director of the Center for Medical Research, LLC. After earning his undergraduate degree from Providence College, he received his medical degree from the University of New England College of Osteopathic Medicine in 2002 and completed his internal medicine residency at Roger Williams Medical Center. Dr. Allen has more than two decades of experience in adult medicine and currently practices at Arches Medical in East Greenwich. His professional work extends into academic medicine as an Adjunct Clinical Assistant Professor at Boston University and a member of the ambulatory faculty for Roger Williams Medical Center’s internal medicine residency program. He has also served in hospital leadership, including election to a two-year term as President of the Roger Williams Medical Staff. His clinical-research experience includes a completed Phase I pharmacokinetic and pharmacodynamic study of BiDil formulations, as well as published research involving blood-based biomarker testing for lung-nodule and cancer-risk assessment.