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Office
Hospital of the University of Pennsylvania
Philadelphia, PA 19104
Summary
- Dr. Timothy Chao is a Pathologist based in Philadelphia, PA, specializing in gastrointestinal and hepatobiliary pathology, anatomic pathology, and surgical pathology. He completed his residency in Pathology-Anatomic and Clinical at Sidney Kimmel Medical College, where he also served as Chief Resident. Dr. Chao graduated from the Perelman School of Medicine and earned undergraduate degrees in Bioengineering and Biochemistry from the University of Washington. His research has been widely published, with notable contributions in pancreatic ductal adenocarcinoma, PEComa, urothelial carcinoma, blood culture methods, and immune cell infiltration. He has received the Stowell-Orbison Certificate of Merit from the USCAP in consecutive years, 2020 and 2021.
Education & Training
- Sidney Kimmel Medical College at Thomas Jefferson University/TJUHResidency, Pathology-Anatomic and Clinical, 2019 - 2023
- Sidney Kimmel Medical College at Thomas Jefferson University/TJUHChief Residency, Pathology-Anatomic and Clinical, 2021 - 2022
- Perelman School of Medicine at the University of PennsylvaniaClass of 2019
- University of WashingtonBS and BA, Bioengineering and Biochemistry, Magna Cum Laude, 2003 - 2008
Certifications & Licensure
- NJ State Medical License 2024 - 2025
- PA State Medical License 2022 - 2024
- American Board of Pathology Pathology - Anatomic/Pathology - Clinical
Awards, Honors, & Recognition
- Stowed Orbison Certificate of Merit USCAP, 2021
- Stowell-Orbison Certificate of Merit USCAP, 2020
Publications & Presentations
PubMed
- Thyroid Malignancies With Thymic Differentiation: Outcomes of Rare SETTLE and CASTLE Tumors.Iulia Tapescu, Abigail Kohler, Neel R Sangal, Jason A Brant, Robert M Brody
Head & Neck. 2025-03-01 - 1 citationsAssociation of Mutant KRAS Alleles With Morphology and Clinical Outcomes in Pancreatic Ductal Adenocarcinoma.Timothy Chao, Zi-Xuan Wang, Wilbur B Bowne, Clifford J Yudkoff, Ava Torjani
Archives of Pathology & Laboratory Medicine. 2024-12-01 - 4 citationsA rare metastatic mesenteric malignant PEComa with TSC2 mutation treated with palliative surgical resection and nab-sirolimus: a case report.Luke Meredith, Timothy Chao, Avinoam Nevler, Atrayee Basu Mallick, Rajan K Singla
Diagnostic Pathology. 2023-04-11
Research History
- Graduate StudentInvestigated the regulation and role of tumor-derived cytokines in the recruitment and activation of myeloid cells.2013 - 2017
- Research TechnicianInvestigated serum autoantibodies in pre-cancerous patients for the early detection of cancers.2008 - 2011
- Research ScholarEngineered zwitterionic hydrogels and investigated their use as non-fouling coatings for implants.2005 - 2008
Other Languages
- Chinese (Mandarin)
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