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Ira J. Bleiweiss, MD

Ira J. Bleiweiss, MD Physician

Professor of Pathology and Laboratory Medicine at the Hospital of the University of Pennsylvania

Dr. Bleiweiss is employed by Penn Medicine.

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Clinical Specialties

Specialty:

  • Pathology and Laboratory Medicine

Programs & Centers:

Board Certification:

  • Pathology - Clinical Pathology, 1988

Practice Locations and Appointments

Insurance Accepted

  • Aetna US Healthcare
  • Cigna
  • Cigna HealthSpring
  • Clover Health Plan
  • CVS Health
  • Devon Health Services (Americare)
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthPartners Medicare
  • HealthSmart
  • Highmark Blue Shield
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana / Choicecare
  • Independence Blue Cross (Keystone East)
  • Intergroup
  • Keystone First
  • Keystone First Medicare
  • Multiplan
  • NJ Medicaid
  • NJ Qualcare
  • Oxford Health Plan
  • PA Health and Wellness (Centene) Medicare
  • PA Medicaid
  • PA Medicare
  • Preferred Health Care/LGH
  • Rail Road Medicare / Palmetto GBA
  • Remedy Partners at Penn Medicine
  • Tricare
  • United Healthcare
  • UnitedHealthcare Community Plan
  • US Family Health Plan
  • Veterans Choice Program

Education and Training

Medical School: Saint George's University
Residency: Mount Sinai Medical Center
Fellowship: Mount Sinai Medical Center
Fellowship: Memorial Sloan-Kettering Cancer Center

Memberships

Association of Directors of Anatomic and Surgical Pathology, National Cancer Family Registry for Breast Cancer Studies (CFRBCS), National College of American Pathologists, National International Academy of Pathologists, US/Canadian Division, International National Cancer Institute (NCI) Clinical Trials Cooperative Group Program, National New York Metropolitan Breast Cancer Group, Local New York Pathological Society, Local The American Society of Breast Disease, National The Arthur Purdy Stout Society of Surgical Pathologists, National The International Sentinel Node Society, International The International Society of Breast Pathology, International Young Survival Coalition: Young Women United against Breast Cancer, National

Hospital Affiliation

Dr. Bleiweiss is employed by Penn Medicine.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.

Research

Selected Publications:

Nayak A, Bleiweiss I.: Iatrogenically false positive sentinel lymph nodes in breast cancer: methods of recognition and evaluation. Semin Diagn Pathol 35 (4): 228-235,2018.

Baraban E, Zhang PJ, Jaffer S, Lubin D, Feldman M, Bleiweiss IJ, Nayak A: MYB Rearrangement and Immunohistochemical Expression in Adenomyoepithelioma of the Breast: A Comparison with Adenoid Cystic Carcinoma Histopathology : 2018.

Nayak A, Bleiweiss IJ, Dumoff K, Bhuiya TA: Mucinous Cystadenocarcinoma of the Breast: Report of 2 Cases Including One With Long-Term Local Recurrence Int J Surg Pathol : 2018.

Schmidt H, Arditi B, Wooster M, Weltz C, Margolies L, Bleiweiss I, Port E, Jaffer S.: Observation versus excision of lobular neoplasia on core needle biopsy of the breast. Breast Cancer Res Treat 168 (3): 649-654,2018.

Nayak A, Bleiweiss IJ, Navale P, Jaffer S: Evaluation of Biomarkers in Multiple Ipsilateral Synchronous Invasive Breast Carcinomas. Arch Pathol Lab Med : 2018.

Zhang Xiaofei, Bleiweiss Ira, Jaffer Shabnam, Nayak Anupma: The Impact of 2013 Updated ASCO/CAP HER2 Guidelines on the Diagnosis and Management of Invasive Breast Cancer: A Single-Center Study of 1739 Cases. Clinical breast cancer : 2017.

Hanna Matthew G, Bleiweiss Ira J, Nayak Anupma, Jaffer Shabnam: Correlation of Oncotype DX Recurrence Score with Histomorphology and Immunohistochemistry in over 500 Patients. International journal of breast cancer 2017 : 1257078,2017.

Brown Sarah E, Friedman Alan H, Phelps Robert G, Bleiweiss Ira J, Wu Albert Y: Novel Hormone Receptors Present in Apocrine Cystadenoma of the Eyelid. Ophthalmic plastic and reconstructive surgery 33 (1): e20-e21,2017.

Fitzgerald S, Romanoff A, Cohen A, Schmidt H, Weltz C, Bleiweiss IJ, Jaffer S, Port E: Close and positive lumpectomy margins are associated with similar rates of residual disease with additional surgery Ann Surg Oncol 23 (13): 4270-4276,2016.

McFarland Daniel C, Naikan Jessica, Rozenblit Mariya, Mandeli John, Bleiweiss Ira, Tiersten Amy: Changes in Pathological Complete Response Rates after Neoadjuvant Chemotherapy for Breast Carcinoma over Five Years. Journal of oncology 2016 : 4324863,2016.

Academic Contact Info

Hospital of the University of Pennsylvania
Founders 6
3400 Spruce St.

Philadelphia, PA 19104
Phone: (215) 662-2569
Patient appointments: 800-789-7366 (PENN)