Siddharth Bhattacharyya, MD

Assistant Professor of Clinical Pathology and Laboratory Medicine
Perelman School of Medicine at the University of Pennsylvania
Assistant Director, Hematopathology Fellowship Program

Contact InformationDivision of Hematopathology
Department of Pathology & Laboratory Medicine
Hospital of University of Pennsylvania
Gates Pavilion 7.006
3400 Spruce Street
Philadelphia, PA, 19104

Office: 215-662-7798
Fax: 215-615-3931


Specialty Division



B.S.E. University of Pennsylvania School of Engineering and Applied Sciences, Philadelphia, PA, 2007
M.D. St. George's University, School of Medicine, Grenada, West Indies, 2012

Specialty Certification

The American Board of Pathology, Anatomic Pathology and Clinical Pathology, 2016
The American Board of Pathology, Hematopathology, 2017
The American Board of Pathology, Molecular Genetic Pathology, 2018

Postgraduate Training

Resident in Anatomic and Clinical Pathology, Temple University Hospital, Philadelphia, PA, 2012-2016
Chief Resident, Anatomic and Clinical Pathology, Temple University Hospital, Philadelphia, PA, 2015-2016
Fellow in Hematopathology, Hospital of the University of Pennsylvania, Philadelphia, PA, 2016-2017
Fellow in Molecular Genetic Pathology, University of Pittsburgh Medical Center, Pittsburgh, PA, 2017-2018

Awards and Honors

Hackensack University Medical Center & St. George's University School of Medicine Merit Scholarship Recipient, 2011
Certificate in Leadership, Department of Pathology and & Laboratory Medicine
Temple University Hospital, Philadelphia PA, 2015

Memberships and Professional Organizations

College of American Pathologists, 2012 - Present
American Society for Clinical Pathology, 2012 - Present
United States & Canadian Academy of Pathology, 2013 - Present
Association for Molecular Pathology, 2013 - Present

Web Links

Selected Publications

Pathology and genetics of anaplastic large cell lymphoma.

Leventaki Vasiliki, Bhattacharyya Siddharth, Lim Megan S, Seminars in diagnostic pathology 37(1): 57-71, 2020, PMID:31882178

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Lymphoid neoplasms of the oral cavity with plasmablastic morphology-a case series and review of the literature.

Bhattacharyya Siddharth, Bains Ashish P S, Sykes David L, Iverson Brandon R, Sibgatullah Rehan, Kuklani Riya M, Oral surgery, oral medicine, oral pathology and oral radiology 128(6): 651-659, 2019, PMID:31494113

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Rosai-Dorfman Disease of the Breast With Variable IgG4+ Plasma Cells: A Diagnostic Mimicker of Other Malignant and Reactive Entities.

Hoffmann Jenny C, Lin Chieh-Yu, Bhattacharyya Siddhartha, Weinberg Olga K, Chisholm Karen M, Bayerl Michael, Cascio Michael, Venkataraman Girish, Allison Kimberly, Troxell Megan, Chang Chung-Che, Bagg Adam, George Tracy I, O'Malley Dennis, Ohgami Robert S, The American journal of surgical pathology 43(12): 1653-1660, 2019, PMID:31436555

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Case Report Histiocytic sarcoma arising in the liver: a case report and review of the literature

Shihao Zhang, Siddharth Bhattacharyya, Li Liang, Yunjie Wen, Min Gao, Adam Bagg, Xiaodan Wang, Zhen Huang, Rui Li, Liang Zhao, International Journal of Clinical and Experimental Medicine 12(): 13925-13930, 2018

Standardization of FLT3-ITD Mutation Allelic Ratio Reporting in the Clinical Laboratory Setting.

Bhattacharyya, S., Castro-Echeverry, E., Kelly, L.M., Burnes, C.L., Gentile, C., Nikiforova, M.N., Watt, C.D., Aggarwal, N., Association for Molecular Pathology, San Antonio (TX), 2018

T-Cell Large Granular Lymphocytic Leukemia and Coexisting B-Cell Lymphomas: A Study From the Bone Marrow Pathology Group.

Goyal Tanu, Thakral Beenu, Wang Sa A, Bueso-Ramos Carlos E, Shi Min, Jevremovic Dragan, Morice William G, Zhang Qian-Yun, George Tracy I, Foucar Kathryn K, Bhattacharyya Siddharth, Bagg Adam, Rogers Heesun J, Bodo Juraj, Durkin Lisa, Hsi Eric D, American journal of clinical pathology 149(2): 164-171, 2018, PMID:29365010

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NF2 and ATRX gene copy number losses on a case of ovarian ependymoma

Lopez, L.V., Bhattacharyya, S., Carlsen, E.D., Barlett, D., Rao, U.N.M., Human Pathology 83(1): 204-2011, 2018, PMID:29944970

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Differential response to FLT3 inhibition (Quizartinib/AC220) in acute myeloid leukemias is affected by baseline molecular genetics and cytogenetics.

Bhattacharyya, S., Nybakken, G.E., Roy, D., Morrisette, J., Watt, C., Perl, A, Carroll, M., Canaani, J., Bagg, A., Society for Hematopathology/ European Association for Haematopathology, Chicago (IL), 2017

BRAF V600E testing on decalcified FFPE tissue resolves persistent marrow involvement by LCH from residual fibrosis.

Bhattacharyya, S., Wertheim, G., Paessler, M., Hogarty, M., Pillai, V., Society for Hematopathology/European Association for Haematopathology, Chicago (IL), 2017

Diffuse Large B-Cell Lymphoma Trans-differentiating into CD30 Positive Anaplastic Large Cell-like Lymphoma

Qiu, J.J., Bhattacharyya, S., Grant M., Bains A.P.S., Annals of Hematology & Oncology 4(7): 1162, 2017