A. Gregory Geiger, M.D. - Valley Orthopaedic Specialists

Dr. Waller attended the University of Pennsylvania in Philadelphia, Pennsylvania, where he received his undergraduate Bachelor of Arts degree, followed by the New York Medical College in Valhalla, New York, where he received his Medical Degree. He completed an internship in General Surgery at Lenox Hill Hospital in New York City. Following his internship, he engaged in full-time clinical and orthopaedic basic science research at The Hospital for Special Surgery in New York City. Dr. Waller then returned to clinical training and completed a categorical residency in Orthopaedic Surgery at Lenox Hill Hospital in New York under the direction of Dr. Chitranjan Ranawat, a world-renowned orthopaedic surgeon. Highlights of Dr. Waller’s residency included a six-month rotation through the Harvard system’s Boston Children’s Hospital in Boston, Massachusetts, for pediatric orthopaedic surgery; a rotation through The Elmhurst Hospital Medical Center in Queens, New York, for orthopaedic trauma; and rotations through The Mt. Sinai Medical Center and The Hospital for Joint Diseases in New York City for orthopaedic oncology. The Orthopaedic Surgery residency at Lenox Hill Hospital was also the home of The Nicholas Institute for Sports Medicine and Athletic Trauma, which provided team coverage for the New York Jets football team, the New York Rangers and New York Islanders hockey teams, in addition to a number of other semi-professional and college-level sporting teams. Following his orthopaedic residency, Dr. Waller went on to complete the Joseph Boyes Orthopaedic Hand Surgery fellowship, the oldest orthopaedic hand surgery-training program in the country, at The University of Southern California in Los Angeles, California.

Dr. Whitney received his B.S. in Exercise Physiology from University of Southern Maine where he was also a scholar track athlete. Following medical school and residency he continued his passion for treating athletes by completing an intensive Sports Medicine Fellowship at New York University where he worked with the Jacksonville Jaguars football team as well as the NYU and LIU athletic teams. Dr. Whitney specializes in ACL reconstruction, Meniscal Repair, Articular Cartilage Repair and Biologic Treatments for Sports Injuries, Arthroscopic Rotator Cuff Repair, Labral Repair, Shoulder Replacement Surgery, Fracture Repair, as well as non-operative care of sports related injuries and fractures. In his spare time, Dr. Whitney enjoys running, hiking, and spending time with his wife and son.