Locations

Dr. Awawu E. Igbinadolor is a highly accomplished Principal Investigator with broad experience across internal medicine clinical trials. At Monroe Biomedical Research, she has led studies across respiratory disease, diabetes, hypertension, Alzheimer’s disease, and COVID-19 research. She has completed more than 100 trials across diverse therapeutic areas and is experienced with first-in-human, dose-escalation, SAD/MAD, crossover, and adaptive designs in early Phase 1 trials. Dr. Igbinadolor is a strong fit for general medicine trials, with deep experience in cardiometabolic, endocrine, respiratory, infectious disease, vaccine, and early-phase studies.

Claire Presswood, MD, is a board-certified Internal Medicine physician, Diplomate of the American Board of Obesity Medicine, and Principal Investigator with years of clinical trial experience. She has been an investigator on over 100 clinical trials, with research interests in obesity, diabetes, post-bariatric hypoglycemia, hypertension, hyperlipidemia, cardiovascular outcomes, MASH, vaccines, devices, healthy participant studies, and Phase 1-3 clinical trials.

David Zub, MD, is board-certified with the American Board of Anesthesiology with an additional certification in Pain Management. He has also earned the Safe Opioid Administration REMS Certification. Dr. Zub has a broad range of experience in pain management, chronic pain from Complex Regional Pain Syndrome, Failed Back Surgery Syndrome and spinal cord stimulation. He is a member of several professional organizations, including the American Society of Regional Anesthesia and Pain Medicine (ASRA), the American Society of Anesthesiology (ASA), the American Academy of Pain Medicine (AAPM), the North Carolina Medical Society and the Pain Society of the Carolinas.

Dustin Hoffman, MD, is a board-certified and fellowship-trained Orthopedic Surgeon who treats both operative and non-operative conditions of the hip and knee. He believes in customized patient care plans tailored to meet the needs of each patient. Dr. Hoffman specializes in direct anterior hip replacements, bikini incision anterior hip replacements, outpatient total hip and knee replacements and complex total hip and knee replacements. He is fully credentialed in robotic-assisted joint replacement including partial knee, total knee, and total hip. An avid researcher and presenter throughout his medical training, Dr. Hoffman is a member of the American Association of Hip and Knee Surgeons, the American Academy of Orthopedic Surgeons and the American Medical Student Association.

Dr. Dryden is a board-certified gastroenterologist and Professor of Medicine at the University of Louisville, with clinical expertise in inflammatory bowel disease, Barrett's esophagus, celiac disease, and colon cancer screening, gained through decades of academic GI practice.

Gregory Feldman, MD, is a triple-board-certified physician in Internal Medicine, Critical Care, and Pulmonology, with more than 30 years of experience working with pulmonary patients in clinical trials. Since 2007, he has completed more than 200 studies, with particular depth in respiratory, vaccine, and cardiometabolic research. He leads MBR Charleston as Principal Investigator and is a standout respiratory and pulmonology investigator.

Harold Bays, MD, FOMA, FTOS, FACC, FNLA, FASPC, has served as Principal Investigator for more than 700 clinical trials of metabolic therapeutic interventions and is one of the strongest scientific differentiators across the MBR network. Hae was Medical Director and President of the Louisville Metabolic and Atherosclerosis Research Center, Inc. (L-MARC), which was acquired by MBR in 2025. He is a nationally recognized investigator for obesity, endocrinology, lipid disorders, cardiometabolic disease, and MASH/MASLD research.

Jeremy Hoff, DO is an expert in the implantation of devices that help patients manage their pain, including spinal cord stimulators. In addition to his training and experience in conventional treatments, he has extensive knowledge of alternative pain management techniques. Bringing additional expertise in the exciting new field of Orthobiologics, Dr. Hoff has a special interest in therapeutic injections using adipose (fat cells), PRP (platelet rich plasma) and bone marrow.

Jeremy Hines, MD, is board certified in Orthopedics, and his primary areas of specialization include total hip and knee arthroplasty, including revisions, as well as treatment of periprosthetic joint infection and fractures, robotics and other new technologies in adult joint reconstruction. He is fully certified in Mako Robotic-Arm Assisted Surgery for total knee replacement. Throughout his medical training, he participated in numerous studies on issues related to joint replacement, and published many articles on his research.

Keith Horvath, MD, is an investigator with Monroe Biomedical Research in North Charleston, South Carolina. A board-certified surgeon with specialty training in cardiothoracic surgery, Dr. Horvath has decades of experience in cardiac and thoracic care, academic medicine, and clinical research. He earned his medical degree from the University of Chicago Pritzker School of Medicine and completed surgical training at Brigham and Women’s Hospital, with additional research training at Massachusetts General Hospital. His research background spans cardiovascular surgery, valve disease, CABG, atrial fibrillation, transfusion practices, renal protection, neuroprotection, and cardiac surgery outcomes. At MBR, he supports clinical research with a strong foundation in surgical expertise, patient care, and evidence-based medicine.