Patients
1-800-CEDARS-1
Search Menu Globe Arrow Right Close

Lab Members

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.  

Bashaer Gheyath, MD
Cardiac Imaging Fellow

Bashaer earned her medical degree from the Royal College of Surgeons in Ireland, completed her internal medicine residency at the Cleveland Clinic Foundation in Ohio and her general cardiology fellowship at UC Davis Medical Center. She is board certified in internal medicine, echocardiography and cardiovascular CT. 

Hidenobu Hashimoto, MD, PhD
Visiting Postdoctoral Scientist

Hashimoto earned his MD and PhD from Toho University Graduate School of Medicine, Japan. He worked as a general cardiologist in Japan and interpreted cardiac imaging, specializing in nuclear medicine. He also performed clinical research related to cardiac imaging, including nuclear medicine, coronary CT angiography and cardiac MRI.

Hidesato Fujito, MD, PhD
Visiting Postdoctoral Scientist

Fujito completed his MD and PhD at Nihon University Graduate School of Medicine, Japan. He’s a general cardiologist, trained in coronary intervention and noninvasive cardiac imaging analysis. He’s currently pursuing further expertise in multimodal cardiac imaging at Cedars-Sinai, aiming to make significant contributions to the advancement of diagnostic fields.

Orit Barrett, MD, PhD
Postdoctoral Scientist

Barrett earned her MD and PhD from the Ben-Gurion University of the Negev in Israel, completed her internal medicine residency and general cardiology fellowship at Soroka University Medical Center, Israel. She’s currently pursuing further clinical and research expertise in multimodal cardiac imaging at Cedars-Sinai.

Sung Woo Cho, MD, PhD
Visiting Postdoctoral Scientist

Cho earned his MD from Inje University College of Medicine and PhD from KAIST and completed his cardiology fellowship at Samsung Medical Center, South Korea. He is an associate professor, interventional cardiologist and physician scientist at Inje University Ilsan Paik Hospital, South Korea. He’s interested in clinical and translational research regarding multimodal cardiac imaging, coronary artery disease and myocardial fibrosis.

Sunam Lee, MD, PhD
Visiting Postdoctoral Scientist

Lee earned her MD and PhD from the Catholic University of Korea. She is a general cardiologist with special training in coronary intervention. She is currently working on multimodal cardiac imaging at Cedars-Sinai with the goal of contributing significantly to the advancement of non-invasive diagnostics of heart disease.

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.

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
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, CCRP
Research Operation Associate, Team Lead

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.

Rhona Littman, CCRP
Regulatory Coordinator

Littman has spent 40-plus years as a licensed dental radiographer, a liaison between independent physician groups, working on the Board of Directors and Utilization Management Committee for a medical management company, and as a research coordinator at UCLA. She joined the Berman Laboratory in 2003.

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.

Helen Struble, BS
Clinical Research Associate I

Struble earned her BS in molecular, cell, and developmental biology with a specialization in computing from UCLA. She hopes to pursue a career in medicine. Her past research experience includes developing an independent project in neuronuclear imaging and volunteering as a clinical research intern at the UCLA Pulmonary Research Lab.

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.  

Aryabod Razipour, MD
Postdoctoral Researcher

Razipour received his BA in biochemistry from UCLA and his medical degree from Universidad Central del Este in the Dominican Republic. Since 2009, he has worked with Matthew J. Budoff, MD, at LA BioMed/Harbor-UCLA Medical Center. In 2017, Razipour joined the Dey Laboratory to research cardiac computed tomography angiography entities.

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
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