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Mark D. Weissig M.D.

Mark D. Weissig M.D.

(714) 626-8650
Primary Specialties
  • Internal Medicine
     (Board Certified)
  • Pulmonary Disease Medicine
     (Board Certified)
  • Affiliations
    St. Jude Heritage Medical Group
    Primary Office
    2141 N. Harbor Blvd., Suite 25000
    Fullerton, CA 92835
    Web Page:

    Experience & Education

    Medical School
    Duke University School of Medicine - Durham, NC

    Duke University Medical Center - Durham, NC

    Duke University Medical Center - Durham, NC
    Areas of Expertise
    Pulmonary Disease,,

    Areas of Interest

    Asthma, sleep disorders, COPD, smoking cessation, pulmonary fibrosis