Jefferson University Hospitals

Physician Profile


Maysa Abu-Khalaf, MD

Jefferson University Physician

Academic Title: Associate Professor
Director, Breast Medical Oncology Program
Co-Director, Breast Care Center

Medical Oncology
Medical Oncology - Breast Cancer

Make An Appointment

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

Office Locations

925 Chestnut Street
Suite 320A
Philadelphia PA 19107
Phone: (215) 955-8874
Fax: (215) 955-2340
1100 Walnut Street
3rd Floor
Philadelphia PA 19107
Phone: (215) 955-8874
Fax: (215) 503-2230

Medical Services

Board Certifications

  • Medical Oncology

Hospital Affiliation / Admitting Privileges

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


  • University of Jordan - Amman, Jordan, Medical School


  • Norwalk Hospital, Norwalk CT


  • Jordan University Hospital


  • Yale-New Haven Hospital , New Haven, CT

Recent Publications

Racial and ethnic disparities in oncotype DX test receipt in a statewide population-based study

A Case of Carcinocythemia: De Novo Hormone Receptor-positive Metastatic Breast Cancer Presenting With Circulating Tumor Cells Mimicking an Acute Leukemia

Longitudinally collected CTCs and CTC-clusters and clinical outcomes of metastatic breast cancer

Mutational landscape of uterine and ovarian carcinosarcomas implicates histone genes in epithelial-mesenchymal transition

Immune signatures following single dose trastuzumab predict pathologic response to preoperativetrastuzumab and chemotherapy in HER2-positive early breast cancer

Patient preferences regarding incidental genomic findings discovered during tumor profiling

New strategies in breast cancer: Immunotherapy

Mutation based treatment recommendations from next generation sequencing data: A comparison of web tools

Influence of a 21-Gene Recurrence Score Assay on Chemotherapy Delivery in Breast Cancer

Chemotherapy Agents With Known Cardiovascular Side Effects and Their Anesthetic Implications

Association of 21-gene recurrence score assay and adjuvant chemotherapy use in the medicare population, 2008-2011

Brief-exposure to preoperative bevacizumab reveals a TGF-β signature predictive of response in HER2-negative breast cancers

Relationship between complete pathologic response to neoadjuvant chemotherapy and survival in triple-negative breast cancer

Efficacy and tolerability of combination cisplatin and ifosfamide chemotherapy with vaginal cuff brachytherapy in the first line treatment of uterine carcinosarcoma

Prospective assessment of the decision-making impact of the Breast Cancer Index in recommending extended adjuvant endocrine therapy for patients with early-stage ER-positive breast cancer

Sirolimus and trastuzumab combination therapy for HER2-positive metastatic breast cancer after progression on prior trastuzumab therapy

Use of neoadjuvant chemotherapy for patients with stage i to III breast cancer in the United States

Phase 1b study of the mammalian target of rapamycin inhibitor sirolimus in combination with nanoparticle albumin-bound paclitaxel in patients with advanced solid tumors

Systematic approach to providing breast cancer survivors with survivorship care plans: A feasibility study

Quantitative measurements of HER2 and phospho-HER2 expression: Correlation with pathologic response to neoadjuvant chemotherapy and trastuzumab