Peggy S. Sullivan, MD

Peggy S. Sullivan, MD

Associate Professor, Department of Pathology and Laboratory Medicine
Physician, Surgical Pathology and Cytopathology, Breast and Gynecologic Pathology





Institutional Affiliation

Ronald Reagan UCLA Medical Center



Pathology and Laboratory Medicine, UCLA School of Medicine, 2007 - 2009


Anatomic & Clinical Pathology, UCLA School of Medicine, 2004


MD, Keck USC School of Medicine, 2003


Anatomic and Clinical Pathology, UCLA School of Medicine, 2003 - 2007

Board Certifications

Anatomic Pathology and Clinical Pathology, American Board of Pathology, 2008
Cytopathology, American Board of Pathology, 2008

Contact Information

Clinical Interests

Gynecologic Cancer, Breast Cancer, Cytopathology

Scientific Interests

Dr. Peggy Sullivan focuses on clinical and translational research projects in gynecologic cancer, breast cancer, and cytopathology.

Highlighted Publications

Brachtel EF, Operana TN, Sullivan PS, Kerr SE, Cherkis KA, Schroeder BE, Dry SM, Schnabel CA. Molecular classification of cancer with the 92-gene assay in cytology and limited tissue samples. Oncotarget. 2016 May 10;7(19):27220-31. doi: 10.18632/oncotarget.8449.

Woo JS, Apple SK, Sullivan PS, Rao JY, Ostrzega N, Moatamed NA. Systematic assessment of HER2/neu in gynecologic neoplasms, an institutional experience. Diagn Pathol. 2016 Oct 22;11(1):102.

Wu JX, Lam R, Levin M, Rao J, Sullivan PS, Yeh MW. Effect of malignancy rates on cost-effectiveness of routine gene expression classifier testing for indeterminate thyroid nodules. Surgery. 2016 Jan;159(1):118-26. doi: 10.1016/j.surg.2015.05.035. Epub 2015 Oct 2.

Yang SE, Sullivan PS, Zhang J, Govind R, Levin MR, Rao JY, Moatamed NA. Has Afirma gene expression classifier testing refined the indeterminate thyroid category in cytology? Cancer Cytopathol. 2016 Feb;124(2):100-9. doi: 10.1002/cncy.21624. Epub 2015 Sep 30.

Woo J, Moatamed NA, Sullivan PS, Lu DY, Callahan R, Apple SA. Comparison of Phosphohistone H3 Immunohistochemical staining, Ki-67 and H&E Mitotic Count in Invasive Breast Carcinoma. Journal of Breast Cancer Survival. Vol 1, Issue 1, 2015.