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
- 2024-2026 - 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
No video provider was found to handle the given URL. See the documentation for more information.
- 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
Dr. Messmer is an amazing doctor. Caring and so well informed in his expertise.
Explained and answered all my questions with care, I did not feel rushed.
Dr. Messmer explained, in detail, the treatment options for my diagnosis. He thoroughly answered all of my questions. I would highly recommend Dr. Messmer to my friends and family.
Dr. Messmer was very thorough, courteous, and informative about my cancer.
The nurses and doctor listen to all my concerns