Dr. Mark Baldwin is Professor and Chair, with the Division of Internal Medicine at Xavier University College of Osteopathic Medicine in Cincinnati, Ohio. He received his medical degree from Kansas City University of Medicine and Biosciences—now known as Kansas City University College of Osteopathic Medicine (KCU-COM)—in Kansas City, Missouri. He completed a rotating internship and Internal Medicine residency at the former Chicago Osteopathic Hospital/Midwestern University in Chicago, Illinois. Dr. Baldwin completed Nephrology and Hypertension fellowships at Northwestern University Medical Center in Chicago, Illinois, and Loyola University Medical Center in Maywood, Illinois. He is board-certified in Internal Medicine and Nephrology by the American Board of Osteopathic Internal Medicine and is a Master Fellow of the American College of Osteopathic Internists. He also holds fellowship recognition from the American Society of Nephrology.
Dr. Baldwin practiced nephrology and hypertension in Columbus, Ohio, for several decades and has extensive leadership and academic experience across multiple medical schools and residency programs. He previously served as department chair at Pacific Northwest University and the Arkansas College of Osteopathic Medicine and is the founding chair of Internal Medicine at Xavier University. A committed educator and national faculty member for National Board of Osteopathic Medical Examiners exam writing and American College of Osteopathic Internists board review courses, Dr. Baldwin has repeatedly been honored for teaching excellence—including the 2025 Teacher of the Year award from the American College of Osteopathic Internists and the 2024 Master Fellow recognition. His scholarship and service include peer-review roles for major journals, leadership on American Society of Nephrology and American College of Osteopathic Internists committees (including Nephrology Subsection education and Kidney TREKS/STARS outreach), and significant contributions to curriculum development and clinical skills education.
Outside of medicine, Dr. Baldwin’s career includes service as a U.S. Navy general medical officer and long-standing volunteer, providing clinical work in nephrology and hypertension care to underserved communities. He is active in professional organizations such as the American College of Osteopathic Internists, American Society of Nephrology, American Medical Association, International Society of Nephrology, and local state osteopathic associations. Colleagues and students recognize him for mentorship, curricular innovation, and dedication to clinical education. He continues to advance nephrology training and patient care while leading internal medicine education at Xavier University.