Jason N. Rosenbaum, MD

Assistant Professor of Clinical Pathology and Laboratory Medicine
University of Pennsylvania Perelman School of Medicine

Contact Information3020 Market Street, Suite 220
Philadelphia, PA 19128
Office: 267-586-2525
Fax: 215-898-9817


Specialty Division

Precision and Computational Diagnostics

Itmat Expertise

Diagnostic and prognostic test design

Clinical Expertise

Molecular Diagnostics
Massively Parallel (Next-Generation) Sequencing
Molecular Biomarkers
Genomic Alterations in Lung Cancer
Neuroendocrine Neoplasms
Clinical Test Development and Validation


BA (Molecular and Cell Biology/Integrative Biology), University of California at Berkley, 1998
MD (Medicine), Northwestern University Feinberg School of Medicine, 2011

Specialty Certification

Certified by the American Board of Pathology in Anatomic and Clinical Pathology, 2015
Certified by the American Board of Pathology in Molecular Genetic Pathology, 2016

Postgraduate Training

Residency Training, Anatomic and Clinical Pathology, University of Wisconsin Hospital and Clinics, 2011-2015
Fellow, Molecular Genetic Pathology, Washington University, Barnes Jewish Hospital, 2015-2016

Awards and Honors

Chancellor's Scholar, University of California, Berkeley, 1994-1998
BA, High Honors, University of California, Berkeley, 1998
Morton Heller Award for Exemplary Research, 2010
Michael N. Hart Research Day Resident Presentation Award, University of Wisconsin, 2012
University of Wisconsin Research and Development Grant, 2012-2015
Best Poster Finalist, Education Category, American Society for Clinical
Pathology Annual Meeting, Chicago, IL, 2013
Quality Improvement Award, University of Wisconsin Hospital, 2013
ICPI Travel Grant, USCAP Annual Meeting, San Diego, CA, 2014
Michael N. Hart Research Day Resident Presentation Award, University of Wisconsin, 2014
Pilot Award, UWCCC Neuroendocrine Cancer Research Task Force and the Aly Wolff Memorial Fund for Neuroendocrine Carcinoma Research, 2015-2017
Trainee Research Day, Best Presentation Award, Washington University, 2016
Kevin E. Salhany, MD Award for Excellence in Clinical Teaching, 2018
Peter C. Nowell, PhD Department of Pathology and Laboratory Medicine Award for Teaching, 2018

Memberships and Professional Organizations

American Medical Association, 2001 - Present
American Association for the Advancement of Science, 2008 - 2010
Association for Molecular Pathology, 2011 - Present
United States and Canadian Academy of Pathology, 2011 - Present
American Society for Clinical Pathology, 2011 - Present
College of American Pathologists, 2011 - Present
Wisconsin Society of Pathology, 2011 - 2015
Endocrine Society, 2013 - Present
American Society of Human Genetics, 2014 - Present
Digital Pathology Association, 2014 - Present
American Society of Clinical Oncology, 2015 - Present
Wagih Bari Society of St. Louis Pathologists, 2015 - 2016
Pennsylvania State Medical Society, 2017 - Present
Pennsylvania Association of Pathologists, 2017 - Present

Web Links

Selected Publications

Cyclin D1 expression and novel mutational findings in Rosai-Dorfman disease.

Baraban E., Sadigh S., Rosenbaum J., Van Arnam J., Bogusz A.M., Mehr C., Bagg A., British Journal of Haematology, 2019, PMID:31172509

Read article

Impact of KRAS and TP53 co-mutations on outcomes after first-line systemic therapy among patients with STK11 mutated advanced NSCLC

Melina Marmarelis, Erin Bange, Wei-Ting Hwang, Yu-Xiao Yang, Jeffrey C. Thompson, Jason N. Rosenbaum, Joshua M. Bauml, Christine Ciunci, Evan W. Alley, Roger B. Cohem, Corey J. Langer, Erica Carpenter, Charu Aggarwal, JCO Precision Oncology, 2019

Histologic, Immunohistochemical, and Molecular Features of Pituicytomas and Atypical Pituicytomas

Angela N Viaene, Edward B Lee, Jason N. Rosenbaum, Ilya M Nasrallah, MacLean P Nasrallah, Acta Neuropathologica Communications 1(7): , 2019, PMID:31046843

Read article

Thyroid-Like Follicular Carcinoma of the Kidney With Extensive Sarcomatoid Differentiation: A Case Report and Review of the Literature

Taylor M. Jenkins, Jason N. Rosenbaum, Paul J. Zhang, Lauren E. Schwartz, A Nayak, S.K. Tickoo, Priti Lal., International Journal of Surgical Pathology, 2019, PMID:31032708

Read article

Development and Validation of Molecular Assays for Limited Tissue Samples

Robyn Sussman, Jason N. Rosenbaum, Acta Cytologica, 2019, PMID:30995656

Read article

Expression of Insulinoma-Associated Protein 1 (INSM1) and Orthopedia Homeobox (OTP) in Tumors with Neuroendocrine Differentiation at Rare Sites

M. Roy, D.G. Buehler, R. Zhang, M.L. Schwalbe, R.M. Baus, M.S. Salamat, R.V. Lloyd, J.N. Rosenbaum, Endocrine Pathology, 2018, PMID:30523500

Read article

SETD2 mutations in primary central nervous system tumors

A.N. Viaene, M. Santi, J.N. Rosenbaum, M.M. Li, L.F. Surrey, M.P. Nasrallah, Acta Neuropathologica Communications 1(6): 123, 2018, PMID:30419952

Read article

Genomic Heterogeneity of ALK Fusion Breakpoints in Non-Small Cell Lung Cancer

J.N. Rosenbaum, R. Bloom, J.T. Forys, J. Hiken, J.R. Armstrong, J. Branson, S. McNulty, P.D. Velu, K. Pepin, H. Abel, C.E. Cotrell, J.D. Pfeifer, S. Kulkarni, R. Govindan, E.Q. Konnick, C.M. Lockwood, E.J. Duncavage, Modern Pathology 31(5): 791-808, 2018, PMID:29327716

Read article

Keeping It Personal: CMS-Proposed Coverage Restrictions for NGS Challenge Innovation in Personalized Care.

J.N. Rosenbaum, D. Aisner, IASLC Lung Cancer News 3(2): 9, 2018

INSM1: A Novel Nuclear Marker in Merkel Cell Carcinoma (Cutaneous Neuroendocrine Carcinoma).

P.S. Rush, J.N. Rosenbaum, R.M. Baus, D.D. Bennett, R.V. Lloyd. (2017), Journal of Cutaneous Pathology 45(2): 129-135, 2018, PMID:29148079

Read article