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Julie Ann Sosa, M.D., M.A., FACS, FSSO

  • Chair, Department of Surgery
  • Leon Goldman, MD Distinguished Professor of Surgery
  • Professor, Department of Medicine
  • Affiliated faculty, Philip R. Lee Institute for Health Policy Studies
  • University of California, San Francisco

Contact Information

(415) 476-1236 - Phone
(415) 476-1734 - Fax

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Johns Hopkins University School of Medicine, M.D., 1994

  • Junior Resident, General Surgery, Johns Hopkins University, 1995 - 1996
  • Senior Resident, General Surgery, Johns Hopkins University, 1998 - 1999
  • Halsted Chief Resident, General Surgery, Johns Hopkins University, 2000 - 2001
  • Specialist Registrar, John Radcliffe And Churchill Hospitals, University Of Oxford, Johns Hopkins University, 2000 - 2000
  • American Board of Surgery

Julie Ann Sosa, MD, MA, FACS is professor and chair of the UCSF Department of Surgery and holds the Leon Goldman, MD, Distinguished Professorship in Surgery. 

Dr. Sosa was born in Montreal and raised in upstate New York. She received her AB at Princeton, her MA at Oxford, and her MD at Johns Hopkins, where she also completed the Halsted residency program and a fellowship. Her clinical interest is in endocrine surgery, with a focus in thyroid cancer. She is widely published in outcomes analysis, as well as cost-effectiveness analysis, meta-analysis, and survey-based research.

Dr. Sosa is the newly elected editor in chief of the World Journal of Surgery, having served previously as deputy editor of JAMA-Surgery and associate editor of the Journal of Surgical Research. She is on the editorial boards of the Annals of Surgery, Surgery, Annals of Surgical Oncology, Endocrine, Hormones and Cancer, Journal of Thyroid Research, and the International Journal of Endocrine Oncology. She is Treasurer of the American Thyroid Association (ATA) and serves on the Board of Directors/Executive Council of the ATA, Society of Surgical Oncology, International Thyroid Oncology Group, and Association for Academic Surgery Foundation. She has served on ATA guidelines committees for hyperthyroidism, thyroid nodules and differentiated thyroid cancer, and on the NCCN guidelines committee for neuroendocrine tumors. 

Dr. Sosa has published more than 280 peer-reviewed manuscripts, 50 book chapters, and has authored/edited 4 books. She has been the recipient of grants from the NIH/NCI, Paget Foundation, the Association for Academic Surgery, the Donaghue Foundation, the American Geriatrics Association/Hartford Foundation, and the Connecticut Stem Cell Research Fund.

  Confired By    
  • Lewis E. Braverman Distinguished Lectureship Award
  • American Thyroid Association
  • 2017
  • Woman of the Year in Thyroidology
  • American Thyroid Association
  • 2017
  • Invited International Visitor, Younger Fellows Section, Royal Australasian College of Surgeons, Bris
  • 2016
  • Hedwig van Ameringen Executive Leadership in Academic Medicine (ELAM) Class of 2016
  • 2015
  • Johns Hopkins University Distinguished Alumna Award
  • Johns Hopkins University
  • 2015
  • Johns Hopkins University Society of Scholars
  • Johns Hopkins University
  • 2014
  • Association for Academic Surgery International Visiting Professorship Award, co-sponsored by the AAS
  • 2010
  • Dennis Jahnigen Career Development Scholar Award
  • American Geriatrics Society
  • 2006
  • JJ Roslyn Faculty Research Award from the Assn. for Academic Surgery
  • 2005
  • John G. Haddad, Jr. Award
  • Paget Foundation
  • 2004
  • Resident of the Year Award
  • Johns Hopkins Hospital, Department of Srgery
  • 2001
  • 1998 Baltimore Academy of Surgery Resident Prize
  • 1998
  • American Association of Endocrine Surgeons’ Resident Prize, Orlando, FL
  • American Association of Endocrine Surgeons
  • 1998
  • Helen B. Taussig-Alfred Blalock Research Prize for the best clinical research by a house officer or
  • Johns Hopkins University, School of Medicine
  • 1998
  • Upjohn Award for the best clinical research by a member of the surgical housestaff
  • Johns Hopkins Hospital
  • 1997
  • Alpha Omega Alpha Honor Medical Society
  • 1994
  • William Stewart Halsted Award: for outstanding performance in the surgical sciences
  • Johns Hopkins University, School of Medicine
  • 1994
  • Richard A. Lester Award: for the outstanding book published in industrial relations and labor econom
  • 1990
  • Daniel M. Sachs Class of 1960 Graduating Scholarship: supporting two years of graduate study at Oxfo
  • Oxford University
  • 1988
  • Dr. Sosa has served as principal investigator on a number of therapeutic and correlative clinical trials, largely centered around the development of novel small molecule therapies for advanced thyroid cancer and understanding environmental risk factors for the development of the disease. She has mentored more than 70 students, residents, and fellows, and has made surgical education a focus of her science, co-directing the multi-year, prospective National Study of Expectations and Attitudes of Residents in Surgery (NEARS) in conjunction with the American Board of Surgery.

    Research Protocols

    "Automated isolation of single cells using high-resolution and subcellular imaging"
    "The association of polybrominated diphenyl ethers and papillary thyroid carcinoma"
    "The genetics of endocrine neoplasia registry (GENR): A registry for patients with medullary thyroid carcinoma"

    Data provided by UCSF Profiles, powered by CTSI
    ORCID iD: 0000-0002-3356-7316 Additional info
    • A novel natural history study of medullary thyroid carcinoma: Incorporating the patient perspective to inform advanced disease management
      Sponsor ID:
      Funding Period:
      Sep 2019
      Jul 2023
      Co-Principal Investigator
    • Single cell analysis of intratumoral heterogeneity in parathyroid neoplasia
      Sponsor ID:
      Funding Period:
      Jan 2015
      Dec 2016
      Co-Principal Investigator
    Data provided by UCSF Profiles, powered by CTSI
    Data provided by UCSF Profiles, powered by CTSI
    1. Ullmann TM, Sosa JA. Delay in Surgery for Papillary Thyroid Cancer: A Proxy for Lower-Quality Care? J Clin Endocrinol Metab. 2023 Apr 21. View in PubMed
    2. Tu CL, Chang W, Sosa JA, Koh J. Digital spatial profiling of human parathyroid tumors reveals cellular and molecular alterations linked to vitamin D deficiency. PNAS Nexus. 2023 Mar; 2(3):pgad073. View in PubMed
    3. Callison K, Pesko MF, Phillips S, Sosa JA. Cancer Screening after the Adoption of Paid-Sick-Leave Mandates. N Engl J Med. 2023 Mar 02; 388(9):824-832. View in PubMed
    4. Sosa JA. The World Journal of Surgery Welcomes Professor Dileep N. Lobo of the UK as a New Associate Editor. World J Surg. 2023 Mar; 47(3):563. View in PubMed
    5. Ullmann TM, Papaleontiou M, Sosa JA. Current Controversies in Low-Risk Differentiated Thyroid Cancer: Reducing Overtreatment in an Era of Overdiagnosis. J Clin Endocrinol Metab. 2023 01 17; 108(2):271-280. View in PubMed
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