Michael G. Klassen, M.D.
Dr. Michael Klassen attended college at Bakersfield College, Bakersfield, CA (1970-1971) and earned his Bachelor’s degree in Business Finance and Management from University of Southern California, Los Angeles, CA (1971-1974). He continued his education at California State College, Bakersfield studying Biology and Chemistry (1983-1984) and University of California, Los Angeles studying Chemistry and Physics (1984-1985). Dr. Klassen earned his medical degree from University of California, Los Angeles (1985-1989). He continued his training with Surgical Internship (General Surgery) at University of California, San Francisco (1989-1990); Surgical Residency (General Surgery) also at University of California, San Francisco (1990-1991). He then went on to Orthopaedic Residency (Orthopaedic Surgery) at the University of California, San Francisco (1991-1995).
Board certified in Orthopaedic Surgery by the Diplomate American Board of Orthopaedic Surgery since 1998 and Diplomate American Board of Orthopaedic Surgery in Sports Medicine, Dr Klassen has been in practice with MPOSMI since 1999. He is the President and Medical Director and member of the Medical Board with Diplomate National Board of Medical Examiners 1990 and is affiliated with Monterey Peninsula Surgery Center, Central Coast Surgery Center and Natividad Hospital.
Dr.Klassen was the Medical Athletic Director (2002-2013), California State University at Monterey Bay as well as Team Orthopaedic Physician (2001-2013; and was Team Orthopaedic Surgeon, Salinas Valley Samba Professional Futbal Team (2004-2008). He has also served as Team Orthopaedic Surgeon, Monterey Peninsula College (1999-2000); Anniston Orthopaedic Associates, Anniston, AL (1995-1999); Donoho High School Team Orthopaedic Surgeon, Anniston, AL (1995-1999); Walter Welborn High School Team Orthopaedic Surgeon, Welborn, AL (1996); and Assistant Team Orthopaedic Surgeon, San Francisco State University (1993-1994).
Active in various professional organizations, Dr. Klassen is a Diplomate of the American Board of Orthopaedic Surgery (1990); Fellow of the American Academy of Orthopaedic Surgery (2000) as well as being a member of the Arthroscopy Association of North America; Consultant and Reviewer with the Journal of Bone & Joint Surgery; Western Orthopaedic Association; and Member of the Board of Directors (2006-2013) with the California Orthopaedic Association and served on the Board of Councilors of the American Academy of Orthopaedic Surgery; Member, Member of the California Medical Association; Member of the Monterey County Medical Society; and Member of the Inman Abbott Society.
He has been recognized throughout his career with many honors and awards, including Vern T. Inman Lectureship, Best Resident Presentation, Second Runner-Up-“Strength properties of autoclaved human cortical bone” (1994); UCLA Medical Center Auxiliary Summer Research Fellowship-“Two components of coupling calcium in single ventricular cell of rabbits and rats” (1987); UCLA School of Medicine Short Term Training Program-“Calcium storage in sarcolemma and sarcoplasmic reticulum of myocardial cells” 1986); and JM Foundation Scholarship “University of California, San Diego drug and alcohol studies” (1986).
Dr.Klassen is the author of numerous publications including those listed below:
- Michael G. Klassen, M.D., Paul M. Simic, B.S. "Bilateral Anterior Shoulder Dislocation with Minimal Trauma in a Teenage Female" Pending
- Michael Klassen, M.D., John Veto, M.D., Howard A. Reber, M.D. "Polycystic Pancreas without associated anomalies found incidentally" International Journal of Pancreatology 1989
- John A. Butler, M.D., Terry J. Debrow, M.D., Thomas Trezona, M.D., Michael Klassen, M.D., Robert J. Nejdl, M.D., "Total gastrectomy in the treatment of advanced gastric cancer" American Journal of Surgery, Dec 1989, Vol 158(6) p602-4
- Christian de Virgilio, M.D., Stanley Klein, M.D., Lin Chang, M.D., Michael Klassen, M.D., Fred Bongard, M.D. "Clostridial bacteremia: Implications for the surgeon" American Surgeon Jun 1991, 57 (6): 388-393
- T. L. Rich, G. A. Langer, M. G. Klassen "Two components of coupling calcium in the single ventricle cell of rabbits and rats" American Journal of Physiology, May 1988, vol 254, No. 5, Part 2
In addition, he has volunteered his services with the California State University, Monterey Bay as Athletic Medical Director; United States Open Golf Championship (2000) as Physician; United States Amateur Golf Championship (1999) as Physician; ATT ProAm at Pebble Beach (1999-2009) as Physician; Monterey Peninsula College (1999-2005) as Team Orthopaedic Surgeon; and California State University Monterey Bay Otters (2001-2013) as Team Orthopaedic Surgeon.
Dr. Klassen has also performed numerous research and teaching engagements:
- University of California, San Francisco School of Medicine and Stanford University Center for Primary Care and Outcomes Research: Evidenced-Based Surgical Evaluator for Surgical Indications Sept 2001
- UCSF and San Francisco General Hospital, Department of Orthopaedic Surgery "Bilateral anterior shoulder dislocations with minimal trauma in a teenage female" 1995
- UCSF Department of Orthopaedic Surgery and Highland General Hospital of Oakland "Olecranon fractures and treatment outcomes" 1993
- UCSF Department of Orthopaedic Surgery " Strength properties of autoclaved human cortical bone" 1993-1995
- UCSF Department of Orthopaedic Surgery and California Pacific Medical Center of San Francisco "Total knee arthroplasty in patients under 30 years of age" 1993
- UCSF Department of Orthopaedic Surgery and San Francisco Veterans Administration Hospital "Osteonecrosis of the femoral head: Treatment options short of total hip arthroplasty" 1992
- UCSF Department of Orthopaedic Surgery and San Francisco Veterans Administration Hospital "Treatment of humeral nonunions" 1992
- UCSF Department of Orthopaedic Surgery, Department of Sports Medicine "Comparison of knee arthrometer, magnetic resonance imaging and arthroscopic findings in diagnosis of partial and complete anterior cruciate ligament tears" 1991
- UCLA School of Medicine, Department of Surgery "Evaluation of asymptomatic patients found to have polycystic pancreas without associated lesions or syndromes" 1989
- Harbor/UCLA School of Medicine, Department of Surgery " The effect of total gastrectomy in patients with advanced gastric cancers" 1989
- Harbor/UCLA School of Medicine, Department of Surgery "The incidence of occult injuries associated with acute spinal cord trauma in the emergency room" 1989
- Harbor/UCLA School of Medicine, Department of Surgery "The role of tumor necrosis factor (Cachectin) in septic shock" 1988
- UCLA School of Medicine, Department of Cardiology and the American Heart Association "Characterization of components of coupling calcium in excitation-contraction coupling in single ventricle cells of myocardium" 1987
- UCLA School of Medicine, Department of Cardiology and the American Heart Association "Development of new technology using calcium45 for looking at rapidly exchangeable calcium in myocardial cells" 1986
- Associate Master Instruction Arthroscopy Association North America November 2009
His professional interests are in shoulder and knee arthroscopy, sports medicine as well as cartilage transplant and ligament reconstruction.
Licensure in California, Arizona and Nevada.