
Eric M. Ammann, PhD
Manager, Real World Analytics & Alliances
Janssen Scientific Affairs
Eric works in real world data analytics at Janssen. He has experience working with claims and electronic health record (EHR) data in a variety of areas including hematology/oncology, cardio-metabolic disease, and surgical outcomes. Prior to joining Janssen, Eric completed a post-doctoral fellowship with the Medical Device Epidemiology group at Johnson & Johnson and a PhD in Epidemiology at the University of Iowa.
Ammann EM, Kalsekar I, Yoo A, Johnston SS. Validation of body mass index (BMI)-related ICD-9-CM and ICD-10-CM administrative diagnosis codes recorded in US claims data. Pharmacoepidemiol Drug Saf. 2018.
Stokes A, Collins JM, Grant BF, Hsiao CW, Johnston SS, Ammann EM, Berry KM, Tong C, Scamuffa RF. Prevalence and determinants of engagement with obesity care in the United States. Obesity. 2018;26(5):814-818.
Ammann EM, Shanafelt TD, Wright KB, McDowell BD, Link BK, Chrischilles EA. Updating survival estimates in patients with chronic lymphocytic leukemia or small lymphocytic lymphoma (CLL/SLL) based on treatment-free interval length. Leuk Lymphoma. 2018;59(3):643-649.