John L Vaughn

John L Vaughn is a Clinical Assistant Professor of Medicine at Yale University's Yale School of Medicine. His clinical focus includes hospital-based care for hematologic malignancies, particularly bone marrow transplant and cellular therapy patients. He holds certifications in Hematology, Medical Oncology, and Internal Medicine from the American Board of Internal Medicine. Dr. Vaughn's research emphasizes health services outcomes and lymphoma epidemiology, with notable work on CAR-T cell therapy impacts and racial disparities in lymphoma care.

Education and Training:

• MD: The Ohio State University (2014)
• Residency: The Ohio State University (2017), Internal Medicine
• Fellowship: NewYork-Presbyterian Weill Cornell Medical Center (2021), Hematology & Medical Oncology
• Fellowship: Memorial Sloan Kettering Cancer Center (2022), Bone Marrow Transplantation
• MS in Clinical Epidemiology & Health Services Research: Cornell University (2021)

Research Interests:
His work bridges clinical practice and population health, with a focus on:

• Epidemiology of lymphoid malignancies
• Outcomes of immunotherapy and cellular therapies
• Healthcare disparities in hematologic cancers
• Optimizing inpatient oncology care delivery
• Survival analysis of rare lymphoma subtypes

Publications:
Recent work highlights:

• Analysis of 1,500+ immunotherapy inpatients across 30 centers
• Nationwide trends in primary effusion lymphoma incidence (2000-2020)
• Prognostic factors in high-risk Hodgkin lymphoma transplants

Teaching & Service:
Leads medical student education through Yale's Interprofessional Longitudinal Clinical Experience program. Actively participates in multidisciplinary tumor boards and institutional quality improvement initiatives.