Noor Ahmad, MD

Dr. Daniel Kadosh is a radiologist with subspecialty training in pediatric radiology. He is an assistant professor of radiology at Columbia University Irving Medical Center and an assistant attending radiologist at NewYork-Presbyterian. He completed his diagnostic radiology residency at Westchester Medical Center/New York Medical College and his pediatric radiology fellowship at Columbia University Irving Medical Center/NewYork-Presbyterian Morgan Stanley Children's Hospital.

Dr. Raghuram “Ram” Posham is a board certified vascular and interventional radiologist in the Department of Radiology at Columbia University Irving Medical Center. He is an assistant professor of radiology and an attending physician at NewYork-Presbyterian Hospital. Dr. Posham's expertise spans a broad range of minimally invasive procedures which enable him to manage and treat a wide range of conditions, from cancer care to men's and women's health. Among his clinical interests are complex portal hypertension in patients with liver disease, benign prostatic hyperplasia (BPH) in men, uterine fibroids in women, and transarterial chemo and radiation therapy for hepatocellular carcinoma patients. Dr. Posham is actively involved in academic research and has made significant contributions to the field of interventional radiology. His research interests encompass trans-radial arterial access, peripheral arterial disease interventions, and complex inferior vena cava filter retrieval techniques. Through numerous peer-reviewed articles in prestigious medical journals, he has enhanced the understanding and practice of interventional radiology, earning recognition for his dedication to advancing medical knowledge. His contributions to the medical community have been recognized with various honors, including the Editor's Award for Outstanding Clinical Research at the Society of Interventional Radiology (SIR) 2017 Annual Scientific Meeting and the Burton Drayer Prize in Radiology and Imaging from the Icahn School of Medicine at Mount Sinai. Dr. Posham served as chief resident in the Integrated Interventional and Diagnostic Radiology Residency at Mount Sinai Hospital. He holds an MD with Distinction in Research from the prestigious Icahn School of Medicine at Mount Sinai. Additionally, he earned an MPA with a specialization in health services management from New York University's Robert F. Wagner Graduate School of Public Service, and a BA in economics, graduating magna cum laude from New York University's College of Arts and Science.

Christopher S. Ahmad, MD, specializes in knee ACL, meniscus, and cartilage injuries, shoulder instability and labral tears, rotator cuff pathology, Tommy John surgery, and advanced arthroscopic surgical techniques for sports-related injuries of the knee, shoulder and elbow. He is the Head Team Physician for the New York Yankees and a member of the Major League Baseball Team Physicians Association. He is also Head Team Physician for the Rockland Boulders as well as for several high schools in Manhattan and New Jersey. In addition, Dr. Ahmad serves as a consultant to local metropolitan gymnastics and swim teams, and as the official medical provider to the FC Westchester Soccer Academy. A recipient of several awards for outstanding research in the field of Sports Medicine, Dr. Ahmad conducts ongoing research in the areas of ACL injury prevention and screening, biomechanics of the elbow, and surgical techniques for rotator cuff and shoulder instability repair. He has authored more than 200 articles and 50 book chapters related to shoulder, elbow, and sports medicine and has presented over 250 lectures nationally, and internationally. Dr. Ahmad was also an editor of the textbook Minimally Invasive Shoulder and Elbow Surgery and Pediatric and Adolescent Sports Injuries. In addition, Dr. Ahmad serves as Vice Chair of Faculty Affairs for the Columbia University Department of Orthopedic Surgery. Dr. Ahmad earned an undergraduate degree in engineering while playing 4 years of Division 1 varsity soccer at nationally ranked Columbia University. He lives in Manhattan with his wife and three children.