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John DiFiori, MD

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John DiFiori, MD

UCLA Physician John DiFiori, MD specializes in Family Medicine, Sports Medicine.
This primary care physician is accepting new managed care (HMO) patients. Physician availability is subject to change. Please call the physician's office directly to confirm
Specialty
Family Medicine, Sports Medicine
Gender
Male
Language Spoken
English
Hospital Affiliation
Ronald Reagan UCLA Medical Center
UCLA Medical Center, Santa Monica
State License Number
G74087
Contact
(310) 319-1234 Sports Medicine Appointments
(424) 259-9832 Sports Medicine Patient Coordinator
(310) 319-4700 Family Medicine Appointments
Fax Number
(424) 259-6588 Sports Medicine
(310) 453-5106 Family Medicine
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PRACTICE LOCATION

Westwood
100 Medical Plaza, Suite 755
Los Angeles, CA 90095

Manhattan Beach
2501 N. Sepulveda Blvd, Suite 100
Manhattan Beach, CA 90266

UCLA Family Health Center
1920 Colorado Avenue
Santa Monica, CA 90404-3414
(310)319-4700
(310)453-5106 (fax)

MEDICAL BOARD CERTIFICATION
Sports Medicine, American Board of Family Medicine, 1995, 2005
Family Medicine, American Board of Family Medicine, 1992, 2004
EDUCATION
Fellowship
Sports Medicine, UCLA School of Medicine, 1992 - 1994
Residency
Family Practice, Lancaster General Hospital, 1990 - 1992
Internship
Family Practice, Lancaster General Hospital, 1989 - 1990
Degree
MD, Temple University School of Medicine, 1989
CLINICAL INTEREST
Achilles Tendon, Ankle, Elbow, Foot, Knee Pain, Shoulder, Sports Medicine
AFFILIATION
MORE INFORMATION
Research Interest
Dr. DiFiori's research interests include overuse injuries affecting children and adolescents, the use of musculoskeletal ultrasound in the treatment of sports injuries, and preparticipation screening. He has conducted primary research on growth plate injury in young gymnasts. He has authored multiple scientific articles, case reports, and book chapters on a variety of sports medicine issues.
Additional Information

ACADEMIC/PROFESSIONAL APPOINTMENTS

  • Chief, Division of Sports Medicine, Department of Family Medicine
  • Faculty, Departments of Family Medicine and Orthopaedics
  • Co-Director, Primary Care Sports Medicine Fellowship Program at UCLA
  • Team Physician for UCLA Department of Intercollegiate Athletics
  • Team Physician for UCLA Bruins' football and men's basketball programs

Dr. DiFiori holds faculty appointments in the departments of Family Medicine and Orthopaedics. He serves as Chief of the Division of Sports Medicine in the Department of Family Medicine. He also serves as co-director of the primary care sports medicine fellowship program at UCLA.

Dr. DiFiori has been a team physician for the UCLA Department of Intercollegiate Athletics for more than 15 years, and currently serves as team physician for the Bruins’ football and men’s basketball programs. He serves as a medical consultant for the NHL Players Association, and is a member of the U.S.A. Gymnastics physician referral network. He has served as a U.S. team physician for several international competitions including the XIIIth Pan American Games. In addition, he has served as a physician for the U.S. Olympic Training Center in Colorado Springs, CO, and USA Basketball.

Dr. DiFiori served two terms on the Board of Directors for the American Medical Society for Sports Medicine, and is a fellow of the American College of Sports Medicine. He serves on the editorial boards of the Clinical Journal of Sport Medicine and Current Sports Medicine Reports.

Dr. DiFiori's sports medicine practice at UCLA includes patients of all ages for the evaluation of sports-related injuries and medical problems. He also maintains a family medicine practice, providing care for patients with a wide variety of medical problems, as well as general health maintenance and preventive care.

Publications

RESEARCH PAPERS (Peer Reviewed)

  1. Invited editorial, DiFiori, JP. Overuse Injury of the Physis: A Growing Problem. Clinical Journal of Sport Medicine. 20(5):336-337, September 2010.
  2. Hosey RG, Kriss V, Uhl TL, DiFiori J, Hecht S, Wen DY. Ultrasonographic evaluation of splenic enlargement in athletes with acute infectious mononucleosis. Br J Sports Med. Dec;42(12):974-7, 2008.
  3. Joines MM, Motamedi K, Seeger LL, DiFiori JP.Musculoskeletal interventional ultrasound. Semin Musculoskelet Radiology. Jun;11(2):192-8, 2007.
  4. DiFiori JP. Invited Commentary, “Overuse Injuries in Young Athletes. The Case of Wrist Pain in Young Gymnasts.” Current Sports Medicine Reports. Curr Sports Med Rep 5(4) 165-167, 2006.
  5. Caine D, DiFiori J, Mafulli N. Physeal Injuries in Children’s and Youth Sports: Reason for Concern? British Journal of Sports Medicine, 40(9):749-760, 2006.
  6. DiFiori JP, Caine D, Malina R. Wrist Pain, Distal Radial Physeal Injury, and Ulnar Variance in Young Gymnasts. American Journal of Sports Medicine, 34(5):840-9, 2006.
  7. DiFiori JP, Puffer, JC, Aish B and Dorey F. Wrist Pain in Young Gymnasts: Frequency and Effects upon Training over One Year. Clinical Journal of Sport Medicine 12(6):348-353, 2002.
  8. DiFiori JP, Puffer, JC, Aish B and Dorey F. Wrist Pain, Distal Radial Physeal Injury and Ulnar Variance in Young Gymnasts: Does a Relationship Exist? American Journal of Sports Medicine 30(6):879-885, 2002.
  9. DiFiori JP. Stress Fracture of the Proximal Fibula in a Young Soccer Player: A Case Report and a Review of the Literature. Medicine and Science in Sports and Exercise 31(7):925-928, 1999.
  10. Vigil DV, DiFiori, JP, Puffer JC, Peacock W. Arachnoid Cyst and Subdural Hygroma in a High School Football Player. Clinical Journal of Sport Medicine 8(3):234-236, 1998.
  11. DiFiori JP, Puffer JC, Mandelbaum BR, Dorey F. Distal Radial Growth Plate Injury and Positive Ulnar Variance in Nonelite Gymnasts. American Journal of Sports Medicine 25(6):763-768, 1997.
  12. DiFiori JP, Mandelbaum BR. Wrist Pain in a Young Gymnast: Unusual Radiographic Findings and MRI Evidence of Growth Plate Injury. Medicine and Science in Sports and Exercise 28(12): 1453-1458, 1996.
  13. DiFiori JP, Puffer JC, Mandelbaum BR, et al. Factors Associated with Wrist Pain in the Young Gymnast. American Journal of Sports Medicine 24(1):9-14, 1996.

CHAPTERS

  1. DiFiori JP (primary author). Research in the Preparticipation Physical Evaluation. In Preparticipation Physical Evaluation, 4th edition. American Academy of Pediatrics. 2010. 
  2. DiFiori JP (primary author). General Considerations for the History and Physical Examination. In Preparticipation Physical Evaluation, 4th edition. American Academy of Pediatrics. 2010.
  3. Casper J and DiFiori JP. Gymnastics. In: Just the Facts – Sports Medicine. R Sallis, Ed. McGraw-Hill, 2004.
  4. DiFiori JP (primary author) Determining clearance during the preparticipation evaluation. In Preparticipation Physical Evaluation. 3rd edition. McGraw Hill, 2004.
  5. DiFiori JP (primary author) Determining clearance during the preparticipation evaluation. In Preparticipation Physical Evaluation. 3rd edition. McGraw Hill, 2004.
  6. Hosey R, DiFiori JP. Sports Specific Conditions: Softball. In: The Female Athlete Book, Ireland ML, Nattiv AN, Eds.; WB Saunders, 2002.
  7. Luftman J, DiFiori JP. Medial Tibial Stress Syndrome/Shin Splints. In: The Five Minute Sports Medicine Consultant, Bracker M, Ed;. Lippincott, Williams and Wilkins Publishers, 2001.
  8. DiFiori JP. Leg Pain. In: Twenty Common Problems in Sports Medicine, Puffer JC, Ed.; McGraw-Hill, 2001.
  9. DiFiori JP, and Puffer JC. Track and Field. In: Sports Medicine Secrets, 2nd ed., M. Mellion, Ed.; Hanley & Belfus, Inc., 1999.
  10. Levandowski R, DiFiori JP. Thigh Injuries. In: Sports Medicine for the Primary Care Physician, 2nd ed., R. Birrer, Ed.; CRC & Times-Davis Company, 1994.
  11. Levandowski R, DiFiori JP. Leg Injuries. In: Sports Medicine for the Primary Care Physician, 2nd ed., R. Birrer, Ed.; CRC & Times-Davis Company, 1994.
  12. DiFiori JP, Puffer JC. Track and Field. In: Sports Medicine Secrets, M. Mellion, Ed.; Hanley & Belfus, Inc., 1994.

REVIEW ARTICLES

  1. DiFiori JP. Evaluation of Overuse Injuries in Children and Adolescents. Current Sports Medicine Reports, in press. 2010.
  2. DiFiori JP and Giza C. New Techniques in Concussion Imaging, Current Sports Medicine Reports, 9(1):35-39, 2010.
  3. Giza C and DiFiori JP. Pathophysiology of Concussion and Clinical Correlates. Sports Health , in press.
  4. Dixit SD, DiFiori JP, Burton M, Mines BA. Management of Patellofemoral Pain Syndrome. American Family Physician, 75(2):194-202, 2007.
  5. Lori Boyajian-O'Neill, DO; Dennis Cardone, DO; William Dexter, MD; John DiFiori, MD; K. Bert Fields, MD; Deryk Jones, MD; Robert Pallay, MD; Eric Small, MD; Frederick Reed, Jr, MD; William O. Roberts, MD; Randall Wroble, MD; and Phillip Zinni, DO. Determining clearance during the preparticipation evaluation. The Physician and Sportsmedicine 32(9) 2004.
  6. Lori Boyajian-O'Neill, DO; Dennis Cardone, DO; William Dexter, MD; John DiFiori, MD; K. Bert Fields, MD; Deryk Jones, MD; Robert Pallay, MD; Eric Small, MD; Frederick Reed, Jr, MD; William O. Roberts, MD; Randall Wroble, MD; and Phillip Zinni, DO. The preparticipation exam for athletes with special needs. The Physician and Sportsmedicine 32(9):13-19, 2004.
  7. DiFiori JP. Overuse Injuries in Young Athletes: An Overview. Athletic Therapy Today 7(6)25-29, 2002.
  8. Fung MM, Lee JT, Nihara Y and DiFiori JP. Detection and Treatment of Multiple Myeloma in Primary Care. Family Practice Recertification 23(13):43-54, 2001.
  9. Metz G and DiFiori JP. Too far, too fast. Training and Conditioning 10(4):13-18, 2000.
  10. DiFiori JP. Overuse Injuries in Children and Adolescents. Physician and Sportsmedicine 27(1):75-89, 1999.
  11. DiFiori JP, Hosey RH. Overuse Injuries: Diagnosis and Treatment. The Clinics Atlas of Office Procedures, 1(2): 227-241, 1998.
  12. DiFiori, JP. Menstrual Dysfunction in Athletes: How to Identify and Treat Patients at Risk for Skeletal Injury. Postgrad Med 97(3):143-156, 1995.
  13. DiFiori JP. Sports-Related Traumatic Hyphema. American Family Physician 46(3):807-813, 1992.

ABSTRACTS

  1. Voskanian N, DiFiori JP, Twombley B. Association of Waist Circumference and Body Mass Index with Blood Pressure in Collegiate Athletes. Clin J Sport Med 19(2) 170, 2009. 
  2. Frankel DZ, DiFiori JP. Back Pain in Collegiate Rowers. Clin J Sport Med 19(2) 166, 2009.
  3. Evans SR, DiFiori JP, Twombley B, Dixit S. Elevated Blood Pressure in Collegiate Athletes: The Role of Body Mass Index and Body Composition. Clin J Sport Med  18(2):186-187, 2008.
  4. Afifi A, DiFiori JP, VigilD, Su JK.Hyponatremia in Recreational Endurance Cyclists. Clin J Sport Med  17(5):429-430, 2007. 
  5. Chun J, Haney S, DiFiori JP. The Relative Contributions of the History and Physical Examination during Preparticipation Screening of NCAA Student-Athletes. Clin J Sport Med, 16(5):437-438,  2006.
  6. Dixit S, DiFiori JP. Prevalence of Hypertension and Prehypertension among Collegiate Student-Athletes. Clin J Sport Med, 16(5):440,  2006.
  7. Casper J, DiFiori JP, Hame S. Axillary-subclavian vein thrombosis in a female volleyball player. Med Sci Sports Exerc 36(5):S105, 2004.
  8. DiFiori JP, Haney S. Preparticipation Screening of Collegiate Athletes. Med Sci Sports Exerc 36(5): S102, 2004.
  9.  DiFiori, JP, Puffer JC, Aish B and Dorey F.  Ulnar Variance in Young Gymnasts: A Three-Year Cohort Study.  Medicine and Science in Sports and Exercise  33(5):S223, 2001.
  10. DiFiori JP, Aish B and Puffer JC.  Factors Associated with Distal Radial Growth Plate Injury and Positive Ulnar Variance in Young Gymnasts.  Medicine and Science in Sports and Exercise   32(5 Suppl):S123, 2000.
  11. Hecht SS, DiFiori JP, Nattiv A.  Wrist Pain in a Gymnast with Primary Amenorrhea.  Medicine and Science in Sports and Exercise  31(5 Suppl):S89, 1999.
  12. DiFiori JP, Puffer JC, Mandelbaum BR.  Stress Reaction of the Distal Radial Growth Plate and Ulnar Variance in Non-Elite Gymnasts.  Clinical Journal of Sport Medicine  5(4):281, 1995.

CASE REPORTS

  1. Frankel, D, DiFiori JP. Stress reaction of the fifth metatarsal head in a college basketball player. Curr Sports Med Rep. Oct;6(5):285-7, 2007.
  2. Nuccion, Hunter DM, DiFiori JP. Dislocation of the Posterior Tibial Tendon without Disruption of the Flexor Retinaculum. A Case Report and a Review of the Literature. American Journal of Sports Medicine 29(5):656-659, 2001.

TEXT BOOKS

  1. Bernhardt D, Brenner J, Campbell J, Chang C, Cordone D, Dexter W, DiFiori J, Drezner J, Jones D, Harmon K, Roberts W, Weiss-Kelly A. The Preparticipation Physical Evaluation. 4th edition. American Academy of Pediatrics. 2010.
  2. Lori Boyajian-O'Neill, DO; Dennis Cardone, DO; William Dexter, MD; John DiFiori, MD; K. Bert Fields, MD; Deryk Jones, MD; Robert Pallay, MD; Eric Small, MD; Frederick Reed, Jr, MD; William O. Roberts, MD; Randall Wroble, MD; and Phillip Zinni, DO. The Preparticipation Evaluation. 3rd edition. McGraw-Hill, Minneapolis, 2004.

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