Our Team

Our team members’ unique specialties allow us to provide top quality orthopedic care to all our patients. We work together towards our shared highest goal: getting you back to where you want to be. 

Contact our office at (315) 261-5850 to make an appointment.

Dr. Robert S. Cummings, Jr., MD

Dr. Cummings is a board certified by the American Board of Orthopedic Surgery orthopedic surgeon with a fellowship in sports medicine. Prior to coming to St. Lawrence Health System, Dr. Cummings worked at the Dartmouth-Hitchcock Clinic in Concord, New Hampshire. He was an Olympic physician at the Salt Lake City Olympic Winter Games and served as team doctor for the Lowell Massachusetts Lockmonsters, an AHL professional hockey team, for 5 years. Dr. Cummings is a life-long athlete and trained as an Olympic Luger in Lake Placid in the 1980s. He received his medical degree from the Tufts University School of Medicine and was a Sports Medicine Fellow at the University of Utah.

Rick Finch, PA

Rick Finch is a physician’s assistant specializing in orthopedics. He diagnoses and treats patients and assists Dr. Cummings with arthroscopic surgeries. Finch also provides orthopedic care to members of the Clarkson University hockey team. Finch received his medical training from Cuyahoga Community College in Cleveland, Ohio. He previously worked in emergency medicine and has served on the national ski patrol for 23 years. 

Dr. Jeffrey Haasbeek, MD, FRCSC

Dr. Haasbeek is a orthopedic surgeon with dual fellowships in pediatric orthopedic surgery and hand and wrist surgery. He is board certified by the American Board of Orthopedic Surgery as well as the Orthopaedic Surgery and Royal College of Surgeons of Canada. Dr. Haasbeek completed his medical training at the University of Manitoba. He has held fellowships at Vanderbilt University, the University of Toronto, and the University of Calgary. 

Dr. Thomas Kneifel, MD

Dr. Kneifel is an orthopedic surgeon specializing in advanced arthroscopy. He regularly performs advanced arthroscopic shoulder, hip, and knee surgeries, as well as total joint replacements. Dr. Kneifel is board certified by the American Board of Orthopaedic Surgery and is a Fellow with the American Academy of Orthopaedic Surgeons and the Royal College of Physicians and Surgeons of Canada. He most recently worked as an orthopedic surgeon at the University of Vermont Health Network-CVPH in Plattsburgh. Dr. Kneifel holds an MD from the University of Calgary, where he also completed his residency, and interned at the McGill University Teaching Hospital in Montreal. He received a B.S. in Psychology from the University of British Columbia.

Kristen Miller, NP

Kristen Miller is a nurse practitioner specializing in orthopedics. She assesses and manages arthritic conditions and oversees patients’ pre-operative and post-operative needs. Miller is a member of the American Academy of Nurse Practitioners. She received her medical training at St. John Fisher College in East Rochester, New York.

Dr. Luc Perrier, MD

Dr. Perrier is a board certified orthopedic surgeon specializing in reverse shoulder arthroplasty and custom joint replacement. He is a member of the American Academy of Orthopedic Surgeons, a fFellow of the Royal College of Physicians in Canada, and a member of the Corporation Professionelle des Médecins du Québec. He received his medical degree from the Université de Montréal, Quebec, Canada. Dr. Perrier also holds an MBA from the École des Hautes Études Commerciales in Montreal.

Christin E. Powers, PA-C

Christin Powers is a board-certified physician assistant specializing in orthopedics. She is a member of the American Academy of Physician Assistants and Physician Assistants in Orthopedic Surgery. Prior to coming to CPH, Powers worked as a physician assistant at Basset Medical Center in Cooperstown, NY. She holds an MS in Physician Assistant Studies from Clarkson University and a BA from St. Lawrence University, where she served as a student athletic trainer. Powers is the former girls’ varsity hockey coach at Canton Central School..

Dr. David Pinegar, DPM

Dr. Pinegar is a podiatrist with the St. Lawrence Health System and a Doctor of Podiatric Medicine (DPM). He treats common foot issues such as bunions, flat feet, and hammertoes, and is trained in wound care and podiatric surgical techniques. Dr. Pinegar received his degree from the Des Moines University College of Podiatric Medicine and Surgery in Des Moines, Iowa and completed his podiatric surgical residency at St. Luke’s University Hospital and Health Network in Allentown, Pennsylvania. He holds a B.S. in Exercise Science from Brigham Young University. 

Dr. Sheryl Movsas, DO, FAAPMR

Dr. Movsas is a physiatrist at Canton-Potsdam Hospital specializing in physical medicine and rehabilitation and pain management. She is a doctor of osteopathic medicine and is board certified by the American Board of Physical Medicine and Rehabilitation. She completed her medical training at Nova Southeastern University and her residency at Rutgers New Jersey Medical School and the Kessler Institute for Rehabilitation. Dr. Movsas held a fellowship in pain medicine and palliative care at Beth Israel Medical Center and is a Fellow of the American Academy of Physical Medicine & Rehabilitation. She holds a B.A. from the University of Pennsylvania. .