Jefferson Health

Physician Profile

Theodore Tsangaris, MD, FACS

Jefferson University Physician

Academic Title: Professor
Surgical Director, Breast Care Center

Surgery - Breast

Make An Appointment

Click to call 1-800-JEFF-NOW (800-533-3669) or

Office Locations

1100 Walnut Street
3rd Floor
Philadelphia PA 19107
Phone: (215) 955-6999
Fax: (215) 627-3925

Medical Services

Board Certifications

  • Surgery

Hospital Affiliation / Admitting Privileges

  • Thomas Jefferson University Hospital
  • Methodist Hospital Division of Thomas Jefferson University Hospital


  • George Washington University School of Medicine, Medical School


  • George Washington University Medical Center, Washington DC


  • George Washington University Medical Center, Washington DC


  • Baylor College of Medicine

Recent Publications

Economic impact of routine cavity margins versus standard partial mastectomy in breast cancer patients: Results of a randomized controlled trial

Clinical-pathological features and treatment modalities associated with recurrence in DCIS and micro-invasive carcinoma: Who to treat more and who to treat less

Reflex Estrogen Receptor (ER) and Progesterone Receptor (PR) Analysis of Ductal Carcinoma in Situ (DCIS) in Breast Needle Core Biopsy Specimens: An Unnecessary Exercise That Costs the United States $35 Million/y

Intraductal Papilloma with Benign Pathology on Breast Core Biopsy: To Excise or Not?

Reflex estrogen receptor/progesterone receptor/human epidermal growth factor receptor 2 (ER/PR/Her2) analysis of breast cancers in needle core biopsy specimens dramatically increases health care costs

A randomized, controlled trial of cavity shave margins in breast cancer

Frozen section evaluation of breast carcinoma sentinel lymph nodes: a retrospective review of 1,940 cases

The number of lymph nodes dissected in breast cancer patients influences the accuracy of prognosis

Is there a correlation between breast cancer molecular subtype using receptors as surrogates and mammographic appearance?

Biomarker modulation following short-term vorinostat in women with newly diagnosed primary breast cancer

Does time to definitive treatment matter in patients with ductal carcinoma in situ?

Borderline atypical ductal hyperplasia/low-grade ductal carcinoma in situ on breast needle core biopsy should be managed conservatively

Breast cancer: Preclinical and clinical evaluation of intraductally administered agents in early breast cancer

Multiparametric Magnetic Resonance Imaging, Spectroscopy and Multinuclear (23Na) Imaging Monitoring of Preoperative Chemotherapy for Locally Advanced Breast Cancer

A targeted proteomics approach for biomarker discovery using bilateral matched nipple aspiration fluids

A unique proteolytic fragment of alpha1-antitrypsin is elevated in ductal fluid of breast cancer patient

Incidental minimal atypical lobular hyperplasia on core needle biopsy: Correlation with findings on follow-up excision

Pathologic complete response to preoperative sequential foxorubicin/cyclophosphamide and single-agent taxane with or without trastuzumab in stage II/III HER2-positive breast cancer

Breast cancer screening and diagnosis: Clinical practice guidelines in oncology™

African American women who receive primary anthracycline- and taxane-based chemotherapy for triple-negative breast cancer suffer worse outcomes compared with white women