
Join to View Full Profile
3400 Civic Center BlvdPhiladelphia, PA 19104
Phone+1 215-615-5858
Dr. Lefler is on Doximity
As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.
- Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
- Read the latest clinical news, personalized to your specialty.
Education & Training
- University of Pennsylvania Health SystemResidency, Internal Medicine, 2017 - 2019
- Cooper Medical School of Rowan UniversityClass of 2016
Certifications & Licensure
- PA State Medical License 2016 - 2026
- American Board of Internal Medicine Internal Medicine
- American Board of Internal Medicine Hematology
- American Board of Internal Medicine Medical Oncology
Publications & Presentations
PubMed
- Pansarcoma Analysis of Cyclin-Dependent Kinase and Cyclin Outlier Gene Expression Highlights CDK7 as a Potential Therapeutic Target in Chordoma.Daniel S Lefler, Andrew Elliott, Wei Jiang, Ubaldo Martinez-Outschoorn, Jude Al-Sabah
JCO Precision Oncology. 2025-07-01 - Neoadjuvant Immunotherapy for Resectable Dedifferentiated Liposarcoma: A National Cohort Analysis.Mohammad S Farooq, Neha Shafique, Gracia M Vargas, Jennifer Guo, John T Miura
Journal of Surgical Oncology. 2025-06-01 - 15 citationsImmunotherapy resistance in solid tumors: mechanisms and potential solutions.Daniel S Lefler, Steven A Manobianco, Babar Bashir
Cancer Biology & Therapy. 2024-12-31
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence: