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John S. Duffy, MD

  • Accepting New Patients
Education
  • Medical School
  • Ross University School of Medicine
    Dominica, West Indies,
  • Residency
  • Ohio State College of Medicine
    Columbus, OH
  • Medical School
  • Los Angeles College of Chiropractic
    Whittier, CA
  • Board Certification
  • American Board of Family Medicine