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Andrew David Fesnak, MD Physician

Assistant Professor of Clinical Pathology and Laboratory Medicine

Dr. Fesnak is employed by Penn Medicine.

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Clinical Specialties


  • Pathology and Laboratory Medicine

Programs & Centers:

Board Certification:

  • Pathology - Blood Banking/Transfusion Medicine, 2015
  • Pathology, 2014

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: University of Medicine and Dentistry of New Jersey
Residency: Hospital of the University of Pennsylvania
Fellowship: Hospital of the University of Pennsylvania


AABB, National American Society for Apheresis (ASFA), National American Society for Clinical Pathology (ASCP), National Foundation for the Accreditation of Cellular Therapy (FACT), National International Society for Cellular Therapy (ISCT), International National Heart, Blood and Lung Institute (NHLBI), National

Hospital Affiliation

Dr. Fesnak 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.


Selected Publications:

Bersenev A, Fesnak A: Place of academic GMP facilities in modern cell therapy Cell Reprogramming for Immunotherapy: Methods and Protocols : 2019 (in press).

Wang K, Lui Y, Li J, Wang B, Bishop R, White C, Das A, Levine A, Ho L, Levine B, Fesnak A.: A Multiscale Simulation Framework for the Manufacturing Facility and Supply Chain of Autologous Cell Therapies Cytotherapy : 2019 (in press).

Fesnak, A: The Challenge of Variability in Chimeric Antigen Receptor T Cell Manufacturing Regenerative Engineering and Translational Medicine : 2019.

Fesnak, A: A Training and Employment Survey Telegraft, International Society Cell & Gene Therapy Member Newsletter 26 (3): 2019.

Fesnak A, Levine B: Good Manufacturing Practices Facilities for Cellular Therapy Immunotherapy in Translational Cancer Research : 177,2018.

Ohayon, Y et al.: Robust automated cell counter and viability measurement for engineered T cell product release Cytotherapy 20 (5): S195,2018.

Fesnak A, Suhoski Davis M, Levine B: Production of chimeric antigen receptor (CAR) T cells Nature Protocols 12 (4): 2017.

Fesnak AD, Hanley PJ, Levine BL: Considerations in T Cell Therapy Product Development for B cell leukemia and lymphoma immunotherapy Curr Hematol Malig Rep : 2017.

Levine B, Fesnak A, Riviere I: Showcasing Clinical Development and Production of Cellular Therapies Mol Ther 25 (4): 827-828,2017.

Fesnak A, O'Doherty U: Clinical Development and Manufacture of Chimeric Antigen Receptor T cells and the Role of Leukapheresis European Oncology and Hematology 13 (1): 2017.

View all publications

Academic Contact Info

3400 Spruce Street
3 Ravdin Building - R3067

Philadephia, PA 19104
Phone: (215) 662-3325
Patient appointments: 800-789-7366 (PENN)