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Louis Difronzo, MD

General Surgeon

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Conditions Treated Lung Cancer Ovarian Cancer Peritoneal Mesothelioma Pleural Effusions Pleural Mesothelioma Testicular Mesothelioma

  • Bio & Insurance Information

    Dr. Louis Difronzo is a well-known general surgeon in Los Angeles, California. He received his medical diploma from the University of California Irvine School of Medicine in 1993. After getting his medical degree, he did an internship in surgery at Kaiser Foundation Hospital in Los Angeles, California. Dr. Difronzo completed education with a residency in general surgery at Kaiser Permanente Southern California and a fellowship I surgical oncology at John Wayne Cancer Institute in Santa Monica, California. He is certified by the American Board in surgery. His subspecialty is surgical oncology (other than breast). This doctor works at Kaiser Permanente Los Angeles Medical Center and at Kaiser Permanente 4760 Sunset Medical Offices. He was awarded the honors ACS Fellow in 2011 and CMS Stage 1 in 2012. He has published a lot of medical articles in cooperation with other doctors. He is a member of the American College of Surgeons.

  • Education & Training


    University of California Irvine

    Medical School


    Kaiser Permanente Southern California


  • Board Certifications

    American Board of Surgery

  • Hospital & Practice

    Kaiser Permanente Los Angeles Medical Center

    Languages: English/Spanish

    (800) 954-8000

    4867 Sunset Blvd

    Los Angeles, California 90027

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  • Publications & Memberships

    Dr. Louis Difronzo has contributed to 3 publications.

    Unresectable pancreatic carcinoma: correlating length of survival with choice of palliative bypass.

    Di Fronzo, L. A., Cymerman, J., Egrari, S., O'Connell, T. X.; Am Surg. 1999 Oct.

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    Factors affecting early postoperative feeding following elective open colon resection.

    Di Fronzo, L. A., Cymerman, J., O'Connell, T. X.; Arch Surg. 1999 Sep.

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    D2 lymph node dissection improves staging in patients with gastric adenocarcinoma.

    Putchakayala, K., Difronzo, L. A.; Am Surg. 2011 Oct.

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