About our Doctors
Dr. Teodoro Nissen
Dr. Teodoro Nissen
Dr. Teodoro Nissen
Dr. Teodoro Nissen is a board-certified Orthopedic Surgeon. He received his medical degree at the University of California, San Francisco, where he also received his residency training in the department of Orthopaedic Surgery.
Dr. Nissen underwent fellowship training at the Lake Tahoe Orthopaedic Institute performing arthroscopic and
Dr. Teodoro Nissen is a board-certified Orthopedic Surgeon. He received his medical degree at the University of California, San Francisco, where he also received his residency training in the department of Orthopaedic Surgery.
Dr. Nissen underwent fellowship training at the Lake Tahoe Orthopaedic Institute performing arthroscopic and open surgical techniques for sports related injuries and trauma. As a Qualified Medical Evaluator, Dr. Nissen brings many valued skills to the field. He is highly versed in the reporting requirements and complexities utilizing the AMA Guides. He is a thorough clinician and interviewer, and provides timely, well-reasoned, clear reports.
Dr. Nissen is available for PQMEs, AMEs or Independent Medical Evaluations (IMEs) at our Vallejo, Novato, Rohnert Park and Pinole offices.
DR. Joseph Centeno
Dr. Teodoro Nissen
Dr. Teodoro Nissen
Dr. Centeno received his undergraduate degree from the University of California, Berkeley. He earned his medical degree from the University of California, Los Angeles.
Dr. Centeno completed orthopedic and surgery residency at Stanford University Hospitals and Clinics. From there he went on to further train at the Taos Orthopedic Institute,
Dr. Centeno received his undergraduate degree from the University of California, Berkeley. He earned his medical degree from the University of California, Los Angeles.
Dr. Centeno completed orthopedic and surgery residency at Stanford University Hospitals and Clinics. From there he went on to further train at the Taos Orthopedic Institute, completing a fellowship in orthopedic sports medicine.
Dr. Centeno is double boarded in Orthopedic Surgery and Sports Medicine.
Dr. Centeno provides comprehensive disability and impairment rating reports and is familiar with with AOE/COE, TTD, disability rating and apportionment.
Dr. Centeno, is available for PQMEs, AMEs or Independent Medical Evaluations (IMEs) at our Vallejo office.
Dr. John Safanda
Dr. Teodoro Nissen
Dr. John Safanda
Dr. John Safanda is a board-certified Orthopedic Surgeon and a board-certified Hand Surgeon. He received his medical degree and completed a residency in Orthopedic Surgery at the University of Illinois at Chicago and a Hand & Microsurgery Fellowship at Yale University.
Dr. Safanda is able to serve as a Qualified Medical Evaluator in
Dr. John Safanda is a board-certified Orthopedic Surgeon and a board-certified Hand Surgeon. He received his medical degree and completed a residency in Orthopedic Surgery at the University of Illinois at Chicago and a Hand & Microsurgery Fellowship at Yale University.
Dr. Safanda is able to serve as a Qualified Medical Evaluator in the fields of both Orthopedic Surgery and Hand Surgery. He has a busy clinical practice in both fields specializing in treatment of the injured worker. He is experienced in the complexities of report writing and well versed in complexities of the AMA Guides and injured workers. He is an experienced Orthopedic Surgeon who can provide clear, concise, and timely reports.
Dr. Safanda is available for PQMEs, AMEs or Independent Medical Evaluations (IMEs) at our San Leandro office.