Claire S. Riley, MD

Charles M. Jobin, MD, specializes in treating shoulder and elbow disorders in adults, which includes rotator cuff tears, shoulder instability, tendon and ligament injuries, arthritis and fractures. He is skilled at performing total joint replacements as well as minimally invasive, arthroscopic procedures. Dr. Jobin cares for local athletes and has provided orthopedic coverage for the Tournament of Champions – the world’s largest squash spectator event held annually in Grand Central Terminal. He is the team physician for Riverdale Country School and tends to the orthopedic needs of rugby, lacrosse, and club sports players at Columbia University. During his residency, he also provided coverage for Columbia University Athletics and City College of New York Athletics. Dr. Jobin’s research focuses on the optimization of shoulder replacement outcomes, rotator cuff repair, and tendon injuries. He has co-authored seven book chapters on a range of orthopedic topics and published articles in several of the top journals in his field, including the Journal of Shoulder and Elbow Surgery, the American Journal of Sports Medicine, and the Journal of Bone and Joint Surgery. Dr. Jobin is a member of the International Society of Orthopaedic Surgery and Traumatology, the Alpha Omega Alpha Medical Honor Society, and the American Academy of Orthopaedic Surgeons (AAOS). In 2011, he was inducted into the AAOS Emerging Leaders Program. Inclusion in the prestigious Emerging Leaders Program denotes that an AAOS member is among “a highly select group of orthopaedists who are poised to impact the specialty now and in the future.”

Dr. Joseph P. Alukal is The Andrew Sabin Family Foundation Associate Professor in the Department of Urology; he is also Director of Men's Health at Columbia/NewYork-Presbyterian and Fellowship Director in Andrology/Male Reproductive Health. He serves as the Medical Director for Access-to-Care for ColumbiaDoctors. Dr. Alukal serves in a number of roles at a national and international level for professional specialty and subspecialty organizations, including the American Urological Association (AUA), the American Society for Reproductive Medicine (ASRM), and the Society for the Study of Male Reproduction (SSMR), of which he is a past-President and current Board Member. As a member of the AUA Ambassadors, he have lectured internationally to the Urologic Professional Societies of countries including India, Italy, and Bangladesh. He has authored or been a co-author on nearly 50 peer-reviewed publications and scientific book chapters and as well is the lead editor of the book "Design and Implementation of the Modern Men's Health Center." While as a fellow, he was funded by an AUA Foundation Award. Dr. Alukal currently serves at Columbia in a number of roles, including his service on the ColumbiaDoctors PO Strategy Committee. As well, he is the Clinical Director for the NYP Reproductive Tissue Bank, in addition to serving on the NYP Tissue Bank Medical Advisory Committee. He maintains a busy clinical practice in men's health, male infertility, male sexual dysfunction, and general urology and has been named to Castle Connolly's Top Doctors New York Metro Area every year since 2016. He is currently named to New York Magazine's Top Doctors 2024. He maintains extensive clinical collaborative relationships with numerous IVF centers, primary care, and cardiology practices in and around the New York City area. He has a Master’s in Business Administration from Columbia Business School.

Dr. Maxfield treats patients with a wide range of pulmonary diseases, including asthma, emphysema, COPD, lung cancer, interstitial lung disease, and pulmonary infections. He also has a special interest in occupational lung disease. He is a National Institute of Occupational Safety and Health federally certified B-Reader for interpreting chest x-rays for pneumoconiosis (occupational lung disease).