The founder of Bay Area Orthopedics, Dr. Teodoro Nissen, is a Fellowship trained orthopedic surgeon with a special interest in arthroscopic reconstruction of shoulder, knee and ankle injuries. Dr. Nissen’s surgical expertise involves joint replacement surgeries of the shoulder, hip and knee, as well as the Birmingham Hip Resurfacing procedure.
Dr. Nissen first became involved with sports related injuries at U.C. Berkeley while working with the Intercollegiate Sports Medicine Staff. During his tenure, Dr. Nissen worked extensively with the gymnastic and soccer teams, was the head undergraduate trainer for the Cal Football team and provided care for Cal Rugby team, winning three consecutive national titles. Dr. Nissen, graduated from Cal at the top of his class with a degree in Human Biodynamics, and was awarded the UC Berkeley Departmental Citation.
Dr. Nissen received his medical degree from The University of California, San Francisco, and completed his internship and residency at UCSF in the department of Orthopedic Surgery. While at UCSF, Dr. Nissen was awarded the UCSF post-sophomore fellowship in Pathology, and was elected to the Alpha Omega Honor Society. During his year as Chief Resident, he was awarded the Northern California Western Orthopedic Research Award for his research on computer-assisted surgery. Dr. Nissen received further specialized Fellowship training in Sports Medicine and Sports Trauma from The Lake Tahoe Orthopedic Institute.
With a commitment to the education of medical students, Dr. Nissen is currently an Adjunct Clinical Instructor for the Department of Orthopedic Surgery at UCSF, and an Adjunct Clinical Faculty at Tuoro University in Vallejo.
Dr. Nissen has a special interest in providing care for underserved communities. He has worked with St. Luke’s Hospital in San Francisco, Operation Rainbow, the Marin County Clinic, San Francisco General Hospital, and the Institute for Global Orthopedics and Traumatology.
Teodoro P. Nissen, M.D.
100 Hospital Drive, Suite 303
Vallejo, CA 94589
Tel 707-645-7210 / Fax 707-645-7249
ORTHOPEDIC SURGERY TRAINING
University of California, San Francisco, Department of Orthopedic Surgery 06/00-06/05
Orthopaedic Surgical Resident, CA Medical License: A779010 06/2002
American Board of Orthopaedic Surgery Board Certified 07/14/2008 12/31/2018
Lake Tahoe Orthopaedic Institute Fellowship 01/06-09/09
Arthroscopic and open surgical techniques for sports related injuries and trauma
University of California, San Francisco, School of Medicine 06/2000
Doctorate of Medicine 06/97-07/98
University of California, San Francisco, Department of Pathology
University of California, Berkeley, Bachelor of Science, Human Bio-dynamics 06/1995
Graduated with Department’s highest honor
Bay Area Orthopedic Surgery and Sports Medicine, Orthopaedic Surgeon 2008-present
Owner of Specialty medical practice with focus on Sports, Trauma and Arthroplasty
St. Luke’s Department of Orthopaedic Surgery, Staff Orthopaedic Surgeon 2005-2008
Partner in multi-specialty group with focus on Sports. Trauma and Arthroplasty
UCSF/SFGH Department of Orthopaedic Surgery, Adjunct Clinical Instructor 2007-present
Involved in the education of medical students, residents and fellows.
Evaluate patients in Sports Medicine/Trauma clinic.
Involved in weekly Trauma teaching conference.
UCSF Post-Sophomore Fellowship, Department of Pathology, Fellow 1997-1998
Responsible for processing, evaluating and assessing histological and gross
pathological specimens. Performed microscopic and gross post-mortem examinations.
UC Berkeley, Integrative Biology, Human Anatomy, Head Graduate Student Instructor 1997
Supervised instructors and students of six undergraduate anatomy laboratories. Responsible
for implementing curriculum, designing laboratory practicals and overseeing administrative
UC Berkeley, Athletic Medicine Apprenticeship Program, Head Student Apprentice 1992-1995
Administered medical care to intercollegiate athletes with team physicians and athletic
trainers. Utilized techniques in prevention, treatment and rehabilitation of athletic injuries.
Responsible for the supervision and basic instruction of the fellow apprentices.
Northern California Western Orthopedic Research Award 2006
Alpha Omega Alpha Honor Society 2000
UCSF Post-Sophomore Research Fellowship 1997
UC Berkeley Department Citation, Human Biodynamics 1995
Nu Sigma Psi Scholastic Honor Society 1995
Edwina Dean Park Academic Award 1995
California Sports Medicine Scholarship 1994-1995
Student Lifetime Achievement Award 1992
UCSF/SFGH Department of Orthopaedic Surgery, Dr. Bobby Tay 2002-2004
Performed cadaveric study comparing computer-assisted surgery (CAOS)
With conventional fluoroscopy for intramedullary nailing of femoral fractures and
percutaneous insertion of sacral-iliac screws.
UCSF, Department of Orthopaedic Surgery, Dr. Norman Otsuka 1998-1999
Utilized murine model for investigation of molecular characteristics of transphyseal
UCSF, Cardiovascular Research Institute and Structure Laboratory, Dr. Phil Ursell 1997-1998
Investigated effects of adenoviral mediated gene therapy on electrophysiologic
paramenters of cadiac conduction system. Examined changes in cardiac collagen
ultrastructure resulting from in vivo model of low ischemia and reperfusion.
UCSF/SFGH Department of Orthopaedic Surgery, Adjunct clinical Instructor 2007-2008
Involved in the education of medical students, residents and fellows. Evaluate patients
in Sports Medicine/Trauma Clinic. Involved in weekly Trauma teaching conference.
Touro University, Adjunct Clinical Faculty 2007-Present
Volunteer preceptor for third and fourth year osteopathic students. Eduction includes
didactic, clinical and operative arenas.
UCSF, Department of Pahology, Laboratory Instuctor 1997-1998
Instructed medical students on basic principles and histological pathology for core
UC Berkeley, Functional Human Anatomy, Graduate Student Instructor 1996-1997
Responsible for formulating lesson plans, presenting formal lectures and individual
instruction of students in upper division
Nissen T. Ferguson T. Tay B. Holmes W. Ries M. Computer-assisted Surgery vs. conventional Fluoroscopy for Intramedullary Nailing of the Femur: a Cadaveric Study. Orhopaedic Trauma Association, 19th Annnual Meeting, October 2003, salt Lake City, Utah.
Ferguson T. Nissen T. Holmes W. Tay B, Ries M. Vitual Flouroscopy vs Conventional C-Arm Guided Sacroiliac Placement: An Evaluation of Radiation Exposure, Surgical Time and Accuracy in Cadaveric Pelves. Orthopaedic Trauma Association, 19th Annual Meeting, October 2003, Salt Lake City, Utah.
Ferguson T. Nissen T. Tay B. Holmes W. Ries M. Computer-assisted Surgery vs. conventional Fluoroscopy for Intramedullary Nailing of the Femur: A Cadavic Study. International Society for Computer Assited Orthopaedic Surgery, Third Annual Meeting, June 2003, Marbella Spain.
Ferguson T. Nissen T. Holmes W. Tay B, Kim H, Ries M. Vitual Flouroscopy vs Conventional C- Arm Guided Sacroiliac Screw Placement. International Society for computer Assisted Orthopaedic Surgery, Third Annual Meeting, June 2003, Marbella, Spain.
Rovinsky D. Nissen T. Otsuka N. Fungal Osteomyelitis of the Epiphysis. Orthopaedics, 2001 Nov 24 (11): 1083-4.
Lee M. Nissen T. Otsuka N. Utilization of a Murine Model for the Investigation of the Molecular Process of Transphyseal Bone Formation. Joural of Pediatric Orthopaedics, 2000 Nov-Dec: 20(6): 802-6
Nissen T. Silverman N. Ursell P. Aortic Vasculpathy with Aneurysm. Cadiology of the Young. 2000 Mar. 10(2): 153-5
Lu L. Xu Y. Zhu P. Gunja-Smith Z. Woessner JF. Galardy RE. Nissen T. Ursell P. Schwartz CG. Matrix Metalloproteinases and Collagen Ultrastructure in Moderate Myocardial Ischemia and Reperfusion in Vivo. American Journal of Phsiology,l 2000 Aug: 279(2): 601-9
Gallinghouse J. Nissen T. Sievers R. Chakraborti P. Ursell P. Lee R. Adenoviral Mediated Gene Expression Localize to the Cardiac conduction System: Effects on Electrophysiologic Preperties. Human Gen Theraphy, Submitted for publication.
Institute for Global Orthopedics and Traumatology (IGOT), Member 2006-Present
Involved in program with aim to improve the healthcare of underserved populations
affected by orthopedic disease and trauma. The goal of this institute is to partner with
educational institutions at home and abroad to develop strategies to lessen the burden
of musculoskeletal conditions.
Operation Rainbow, Member 2007-Present
Recently one of two surgeons involved in effort to bring orthopedic care to underserved
individuals of Marin country. Will attempt to integrate community orthopedist into
a long term network of comprehensive care for low income patients of this community.
American Academy of Orthopedic Surgeons, Diplomat 2002-Present
California Academy of Orthopedic Surgeons, Member 2008-Present
Solano County Medical Society, Member 2008-present
Bay Area Orthopedic Surgery and Sports Medicine 707-645-7210