Andrew David Fesnak, MD
Pathology and Laboratory Medicine
Sees patients age 18 and up
Penn Pathology and Laboratory Medicine HUP
Penn Medicine Provider
About me
- Associate Professor of Clinical Pathology and Laboratory Medicine
My education and training
- University of Medicine and Dentistry of New JerseyMedical School
- University of Pennsylvania Health SystemResidency
- University of Pennsylvania Health SystemFellowship
Spoken languages
English
English
Insurance accepted
Please contact the practice and/or the member services department of your insurance company for specific details before receiving services. Providers may participate in some, but not all, products offered by a health plan; providers may also accept plans at some practice locations but not others.
- Aetna Advantra Cares D-SNP
- Aetna Advantra Credit Value
- Aetna Advantra Eagle HMO
- Aetna Advantra Eagle POS
- Aetna Advantra Premier Plus PPO
- Aetna Advantra Value
- Aetna Advantra Value Plus
- Aetna APCN Plus (Multi-Tier)
- Aetna Better Health Kids (CHIP) - DH Only
- Aetna Flexible Five
- Aetna Freedom Core
- Aetna Gold
- Aetna HMO
- Aetna Philly Prime
- Aetna POS
- Aetna PPO APCN
- Aetna Premier
- Aetna Premier Plus
- Aetna Savings Plus
- Aetna Signature Administrators
- Aetna Student Health Plan PPO
- Aetna Upfront Advantage
- First Health HMO
- First Health POS
- First Health PPO
- Meritain - Aramark (Other)
- Meritain - Aramark (Pennsylvania Premier Medical Plan)
- Centivo EPO
- Cigna Healthcare EPO
- Cigna Healthcare HMO
- Cigna Healthcare POS
- Cigna Healthcare PPO
- Claim Watcher (Homestead/ INDECs) Open Access
- Clover Health Choice
- Clover Health Choice Value PPO
- Clover Health Classic HMO
- Clover Health Value
- Devoted Health Choice Giveback Pennsylvania (PPO)
- Devoted Health Choice Pennsylvania (PPO)
- Devoted Health Choice Plus Pennsylvania (PPO)
- Devoted Health Core Pennsylvania (HMO)
- Devoted Health Dual Plus Pennsylvania (HMO D-SNP)
- Devoted Health Giveback Pennsylvania (HMO)
Locations
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.
Dr. Fesnak is a Penn Medicine physician.
Qualifications and experience
- Pathology, 2014
- American Society for Apheresis (ASFA), National
- American Society for Clinical Pathology (ASCP), National
- Association for the Advancement of Blood and Biotherapies (AABB), International
- International Society for Cellular Therapy (ISCT), International
Treatments and conditions
Research
Publications
Mackey S, Dai A, Herbst-Nowrouzi F, Fesnak A, Siegel D, Plesa G Epitope-edited Hematopoietic Stem Cells and CAR T Cells Targeting Pan-hematologic Antigen CD45 Induce Conformational Changes That Affect Flow Cyotmetry Specificity in Clinical Product Characterization with Specific Antibody Paratope , Cytotherapy, 28(5 Supplement): 2026
Wang Y, McKenna D, Spitzer T, Brunker P, Nedelcu E, Fesnak A, Celluzzi C, DiGuardo M, Jacob EK Training in cell and gene therapy manufacturing: Unmet needs and arguments for graduate medical education , Transfusion, 66(1): 2026,259-265
Thibodeaux SR, Fesnak AD Adverse Events of Cellular and Biotherapies , Technical Manual, 22nd edition: 2026
Verschraegen CF, Hashibe M, Neill US, Pirl W, Hexner EO, O'Connell A; NASDC Consortium NCI Awardee Skills Development Consortium (NASDC): a Successful Novel Educational Effort to Maintain Early Academic Competitiveness: PART 1-Overview of the NASDC Coordinating Center , J Cancer Educ: 2025
Petrella J, Dai A, Mackey S, Correa A, Brennan AL, Fesnak A, Siegel D, Plesa G Feasibility of Releasing Fresh CART Cell Products for Infusion Based On Studying Product Post-Harvest Stability , Cytotherapy, 27(5): 2025,2
Fesnak, A T Cell and Related Immunotherapies , Transfusion Medicine and Hemostasis: Clinical and Laboratory Aspects: 2024
Fesnak, A Gene Therapy , Transfusion Medicine and Hemostasis: Clinical and Laboratory Aspects: 2024
Mackey S, Dai A, Davis MM, Fesnak A, Siegel D, Plesa G Flow Cytometry Case Studies Illustrating Comprehensive Approach Required For Developing, Optimizing, And Implementing Multicolor Panels For The Manufacturing And Release Of Investigational Cell Therapy Products At UPenn , Cytotherapy, 26(6): 2024,S137-S138
Mack EA, Dougher MC, Ginda AM, Cahill C, Murter M, Schell K, Tanhehco YC, Bhoj VG, Fesnak AD, Siegel DL, Kambayashi T, Aqui NA, O'Doherty U Red cell exchange for rapid leukoreduction in adults with hyperleukocytosis and leukostasis , Blood, 143(11): 2024,1049-1054
Wang K, Tseng CY, Li Z, White C, Wang B, Levine BL, Fesnak AD A simulation-based comparison of centralized and point-of-care supply chain strategies for autologous cell therapy , Cytotherapy, 25(12): 2023,1370-1379