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Lab Members

Alan Kwan, MD  profile image
Alan Kwan, MD
Staff Physician, Cardiology

Kwan performs research in clinical and translational multimodality cardiac imaging, with a focus in cardiac MRI and coronary CT. He attended the University of Washington School of Medicine, with a fellowship year at the National Institutes of Health, and completed his internal medicine residency at Johns Hopkins Hospital.  

Waseem Hijazi, MD profile image
Waseem Hijazi, MD
Staff Physician, Cardiology

Waseem obtained his MD and completed his internal medicine residency at McMaster University in Hamilton, Ontario. He completed his cardiology fellowship at the University of Calgary in Alberta. Waseem has an interest in the application of multi-modal imaging in complex cardiovascular disease and the use of artificial intelligence to guide risk prediction and image optimization.

Sevan Letourneau, MD profile image
Sevan Letourneau, MD
Postdoctoral Scientist

Sevan earned her MD and from the University of Manitoba, Canada, and completed her internal medicine residency and general cardiology fellowship at Sourasky Medical Center, Israel. She then went on to complete a fellowship in electrophysiology at the University of Calgary, Canada.  She’s currently pursuing further clinical and research expertise in multimodal cardiac imaging at Cedars-Sinai.

Yimin Chen, MD profile image
Yimin Chen, MD
Cardiac Imaging Fellow

Yimin earned her undergraduate degree from the Massachusetts Institute of Technology and MD from the University of Michigan Medical School, then completed her internal medicine residency at the University of Pittsburgh Medical Center and general cardiology fellowship at the University of Wisconsin–Madison. She has a strong interest in multimodality imaging, and is currently pursuing further clinical and research expertise in advanced cardiac imaging at Cedars-Sinai.

Jakob Park, MD profile image
Jakob Park, MD
Cardiac Imaging Fellow

Jakob received his MD from the University of Heidelberg in Germany, where he also obtained a doctoral research degree (Doctor of Medicine) in conjunction with a fellowship year at Massachusetts General Hospital. He went on to complete his internal medicine residency and serve as a chief resident at Yale New Haven Hospital. He then came to Cedars-Sinai to complete his general cardiology fellowship and continues to develop his skills in multimodality cardiovascular imaging.

Guadalupe Flores Tomasino profile image
Guadalupe Flores Tomasino
Postdoctoral Scientist

Tomasino received her MD from the University of El Salvador School of Medicine. She started as a clinical research associate before promoting to a postdoctoral scientist, working closely with the Dey Lab. At Cedars-Sinai, she implements AutoPlaque, an AI-enabled software which characterizes plaque from coronary CT angiography images.

Rahul Gupta, MD profile image
Rahul Gupta, MD
Cardiac Imaging Trainee

Rahul earned his medical school degree from Rajiv Gandhi University of Health Sciences, India, and completed his residency in the combined Internal Medicine-Pediatrics Residency Program at Hurley Medical Center/Michigan State University. His area of interest includes coronary artery disease diagnosis, prevention and intervention, and currently he is enhancing his skills in the use of advanced cardiac imaging like cardiac CT and its application to further this cause.

Donghee Han, MD profile image
Donghee Han, MD
Researcher

Han earned his MD from Yeungnam University College of Medicine, South Korea, and his fellowship at the Dalio Institute of Cardiovascular Imaging at Weill Cornell Medicine. After training, he was an assistant clinical research professor at Yonsei Cardiovascular Center. Han is currently an IM Resident at Cedars-Sinai and his goal is to become a physician-scientist.

Romalisa "Lisa" Miranda Peats, MPH, CCRP profile image
Romalisa "Lisa" Miranda Peats, MPH, CCRP
Research Program Administrator

Peats completed her BA in biological sciences at the University of Notre Dame and a master of public health in epidemiology from UCLA. She joined Cedars-Sinai as a research project assistant and was promoted to team lead and eventually program administrator, responsible for administrative oversight of the Berman Lab.

Rebekah Park, MPH, MBA, CCRP profile image
Rebekah Park, MPH, MBA, CCRP
Research Program Administrator

Park earned her psychology degree from UCSD and her master of public health in global health from Liberty University. Previously, Park was the lead coordinator of clinical trials that lead to the FDA approval of Otiprio®. She has also participated/led worldwide mission trips, focusing on children’s programs/health promotion.

Heidi Gransar, MS, CCRP profile image
Heidi Gransar, MS, CCRP
Biostatistician

Gransar earned both her bachelor of science and master of science degrees at UCLA. She joined the Berman Laboratory in 2000 and helps with data management of cardiac research registries and consulting for research grants—focusing on the study design, statistical analysis plans and power, and sample size calculations.

Jadelien Lieu, BS profile image
Jadelien Lieu, BS
Clinical Research Associate I

Jadelien Lieu earned her BS in microbiology, immunology and molecular genetics with a minor in global health at UCLA. She previously conducted virology research exploring novel bacteriophages in environmental microbiomes and has volunteered in various community service organizations. She hopes to pursue an MD and conduct her own research in the future.

Wendy Wang, BA profile image
Wendy Wang, BA
Clinical Research Associate I

Wendy Wang earned her BA in cognitive neuroscience from Washington University in St. Louis, with aspirations to become a physician. Her past research projects at Washington University focused on examining the chronic care needs of individuals with traumatic brain injury. Prior to joining the lab, she was a tutor and CPR instructor.

Mark C.  Hyun, CNMT, NCT, RT (N, R, CT), FASNC profile image
Mark C. Hyun, CNMT, NCT, RT (N, R, CT), FASNC
Research Technologist

Hyun received his education and clinical training from Los Angeles County + USC Medical Center Department of Radiology and Nuclear Medicine Technology. Upon graduation, Hyun was a staff and research technologist at Cedars-Sinai, then promoted to a lead technologist, responsible for supervising technical activities at Tower Nuclear/Cardiac and Vascular Lab.  

Aditya Killekar, MSEE profile image
Aditya Killekar, MSEE
Programmer/Analyst

Killekar earned his engineering degree from the University of Southern California and worked there as a research programmer implementing deep learning-based methods for detecting deepfake face manipulations. Currently at Cedars-Sinai, Killekar works on developing a deep learning-based real-time detection and segmentation of COVID-19 lesions on noncontrast chest CT.

Nipun Manral, MSEE profile image
Nipun Manral, MSEE
Data Scientist/Specialist II

Manral earned his masters degree in electrical engineering from the University of Southern California. He specializes in machine-learning, deep-learning and data-mining technologies and is currently working on the applications of deep learning for plaque segmentation using CTA images. Prior to Cedars-Sinai, Nipun worked as a systems engineer in Germany and India.

Contact the D. Berman Lab

8700 Beverly Blvd.
Taper, Room 1258
Los Angeles, CA 90048