Research Interests
- Developed and authored a multicenter phase II trial investigating venetoclax and rituximab as fist line treatment of mantle cell lymphoma in patient ineligible for aggressive therapy
- Investigated incidence, clinical characteristics, outcomes, and response to treatment of patients with large granular lymphocytosis after allogenic blood or marrow transplantation
- Developed database of patients with cutaneous T cell lymphoma to investigate risk of second malignancies and possible genetic predisposition
Education
- 2018-2021 - Fellow, Medical Oncology, Johns Hopkins University, Baltimore, MD
- 2014-2017 - Resident, Internal Medicine, Osler Medical Housestaff Training Program, Johns Hopkins, Baltimore, MD
- 2014-2015 - Intern, Internal Medicine, Osler Medical Housestaff Training Program, Johns Hopkins, Baltimore, MD
- 2014 - MD, Johns Hopkins University School of Medicine, Baltimore, MD
- 2009 - Post-Baccalaureate, Premedical Program, Johns Hopkins University, Baltimore, MD
- 2005 - BS, Mathematics, BA, Philosophy, Indiana University, Bloomington, IN, High Distinction with Honors
Board Certifications
- American Board of Internal Medicine - Internal Medicine
- American Board of Internal Medicine - Medical Oncology
Memberships
- 2018-Present - American Society of Clinical Oncology, Member in Training
Awards and Honors
- 2024-2025 - Philadelphia Magazine, Top Doctors
- 2020 - Merit Award, ASCO Annual Meeting
- 2014 - Alpha Omega Alpha Honor Society, Johns Hopkins School of Medicine
- 2005 - Betty Neal Hamilton Award, Department of Philosophy, Indiana University
- 2005 - Phi Beta Kappa Honor Society, Indiana University
- 2004 - Wilcox Scholarship, Department of Mathematics, Indiana University
- 2003 - Hennel Memorial Scholarship, Department of Mathematics, Indiana University
- 2001-2005 - Honors College Scholarship, Indiana University
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- 2020 - Merit Award, ASCO Annual Meeting
- 2014 - Alpha Omega Alpha Honor Society, Johns Hopkins School of Medicine
- 2005 - Betty Neal Hamilton Award, Department of Philosophy, Indiana University
- 2005 - Phi Beta Kappa Honor Society, Indiana University
- 2004 - Wilcox Scholarship, Department of Mathematics, Indiana University
- 2003 - Hennel Memorial Scholarship, Department of Mathematics, Indiana University
- 2001-2005 - Honors College Scholarship, Indiana University
Patient Comments
Very caring, kind medical provider.
Dr Messmer is a wonderful person !!! He is so kind and I am glad to see him when I do !!!
I love Dr. Messmer and his team.
Just that the care my mother is receiving is outstanding and we are grateful. Thank you to everyone at Fox Chase.
Dr. Messmer listened carefully and explained information clearly and logically.