Karthik Natarajan, PhD
Associate Research Scientist, Department of Biomedical Informatics
Dr. Karthik Natarajan is an Assistant Professor in the Department Biomedical Informatics at Columbia University. He received his BS in computer science at the University of Texas at Austin. After working in the technology sector, he went on to obtain his PhD in biomedical informatics at Columbia University. Dr. Natarajan’s research interests are in operationalizing clinical informatics solutions. His specific area of interest is in applying scalable information retrieval and text processing methods on clinical data in order to build applications that will support both health professionals and researchers. Dr. Natarajan is an active member of the Observational Health Data Sciences and Informatics (OHDSI) collaborative and participates in the CDM and NLP working groups. He is currently working on converting United Network for Organ Sharing (UNOS) data to enable transplant outcomes analysis. He is also actively working on using OMOP to integrate EHR data from various sites in the All of Us Research Program. As part of the coordinating center, he helps with educating new members on ETL processes into the OMOP common data model. Dr. Natarajan also oversees the local instances of OHDSI at Columbia University and NewYork-Presbyterian Hospital.