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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)
  • eLAP Services
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthPartners Medicare
  • HealthSmart
  • Highmark Blue Shield
  • Homestead Smart Health Plans
  • 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
  • Provider Partners Health Plan
  • 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:

Lubin Daniel, Toorens Erik, Zhang Paul J, Jaffer Shabnam, Baraban Ezra, Bleiweiss Ira J, Nayak Anupma: Adenomyoepitheliomas of the Breast Frequently Harbor Recurrent Hotspot Mutations in PIK3-AKT Pathway-related Genes and a Subset Show Genetic Similarity to Salivary Gland Epithelial-Myoepithelial Carcinoma. The American journal of surgical pathology : in press,2019.

Damron Alexander T, Korhonen Katrina, Zuckerman Samantha, Tchou Julia, Dumoff Kimberly L, Bleiweiss Ira J, Nayak Anupma: Microglandular Adenosis: A Possible Non-Obligate Precursor to Breast Carcinoma With Potential to Either Luminal-Type or Basal-Type Differentiation. International journal of surgical pathology : 1066896919845493,2019.

Lubin D, Zhang P, Jaffer S, Toorens E, Baraban E, Bleiweiss I, Nayak A: Adenomyoepitheliomas of the Breast: Do They Share Genetic Alterations of Epithelial-Myoepithelial Carcinoma of Salivary Glands? Mod Pathology 32(suppl 2) : 95-96,2019.

Damron A, Nathanson K, Maxwell K, Shah P, Domchek S, Bleiweiss I, Nayak A.: Histopathologic Features of Breast Tumors in Patients with BRCA2 High Penetrance Germ Line Mutations Suggest a Morphologic Hetereogeneity Mod Pathology 32(suppl 2) : 34-35,2019.

Zimmerman B, Cascetta KP, Blanter J, Eggert L, Molot M, Nayak A, Bleiweiss I, Jaffer S, Tiersten A: Oncotype Recurrence Score (RS) and discordance in patients with secondary invasive breast events (SIBE) J Clin Oncol 37(suppl) : e12016,2019.

Singh H, Lubin D, Baraban E, Bleiweiss I, Nayak A: Adenoid Cystic Carcinoma (ACC) of the Breast: Is a subset of Breast ACC HPV related? Mod Pathology 32(suppl 2) : 139-140,2019.

Carniello JVS, Farahani S, Bleiweiss I, Nayak A.: Pregnancy-Associated Breast Cancer: Clinicopathologic Differences in Patients Diagnosed during Pregnancy and in Postpartum Period Mod Pathology 32(suppl 2). : 132-133,2019.

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 26 : 749-757,2018.

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)