NEPHROLOGY - Key Persons


Ami Philipp

Job Titles:
  • Allergy and Immunology

Amit K. Sumal

Job Titles:
  • Endocrinology, Diabetes

Amy C. Zhou

Job Titles:
  • Certified Pediatrician and Fellow of the American Academy of Pediatrics
Dr. Amy Zhou is a board-certified pediatrician and Fellow of the American Academy of Pediatrics. She is passionate about providing evidence-based and practical care to her patients and their families, and feels it is an honor to support families as they grow and change from infancy throughout young adulthood. Her clinical interests include preventative care, behavioral health, and nutrition. She has been included in the Best in California Magazine Top Doctors for 2023. Dr. Zhou was born in Shanghai and raised in Northern Virginia. She completed her undergraduate studies at Duke University, and received her M.S. in Physiology as well as her M.D. from the University of Cincinnati. Dr. Zhou completed her pediatric residency at the University of Michigan C.S. Mott Children's Hospital and continues to cheer for the Wolverines. During residency, she received multiple teaching awards and was recognized for her contributions to a positive and professional learning environment. After completing her training, Dr. Zhou worked at Children's Hospital Los Angeles for several years prior to joining UCLA Burbank Pediatrics. In her free time, Dr. Zhou enjoys spending time with her husband and children, traveling, and exploring the LA food scene with friends. Languages English Education Medical Board Certification

Andrew J. Day

Job Titles:
  • Endocrinology

Andrew Q. Pham

Job Titles:
  • Allergy and Immunology

Anna Melkonyan

Job Titles:
  • Internal Medicine

Arta Lahiji

Job Titles:
  • Internal Medicine

Boris Arbit

Job Titles:
  • Cardiology

Cristina H. Nguyen

Job Titles:
  • Internal Medicine

Dr. John C. Mazziotta

Job Titles:
  • Vice Chancellor of UCLA Health Sciences
  • Vice Chancellor, UCLA Health Sciences / CEO of UCLA Health
Dr. John C. Mazziotta has been Vice Chancellor of UCLA Health Sciences and CEO of UCLA Health since 2015. A member of the David Geffen School of Medicine faculty since 1983, Dr. Mazziotta also has served as Dean of the medical school, Associate Vice Chancellor of UCLA Health Sciences and Executive Vice Dean. In addition, he was chair of the Department of Neurology and founding director of the Ahmanson-Lovelace Brain Mapping Center. Dr. Mazziotta earned his MD and PhD in neuroanatomy and computer science from Georgetown University. Following an internship at Georgetown, he completed neurology and nuclear medicine training at UCLA. Dr. Mazziotta has published more than 260 research papers and eight texts. He has received numerous awards and honors, including the Oldendorf Award from the American Society of Neuroimaging, the S. Weir Mitchell Award and the Wartenberg Prize of the American Academy of Neurology, and the Von Hevesy Prize from the International Society of Nuclear Medicine. Dr. Mazziotta has been elected to the National Academy of Medicine and the Royal College of Physicians.

Duc H. Do

Job Titles:
  • Cardiology

Elizabeth A. Kendrick

Job Titles:
  • Transplant

Erik L. Lum

Job Titles:
  • Transplant

Felicia S. Chee

Job Titles:
  • Internal Medicine

Helen Huang

Job Titles:
  • Cardiology

Hiroshi T. Suzuki

Job Titles:
  • Primary Care Physician
Dr. Hiroshi Suzuki is a primary care physician who practices in Palos Verdes. He is board certified in family medicine. His clinical interests include preventive care, managing chronic diseases, and assisting patients engage in transitional care after hospitalizations. Dr. Suzuki grew up in Japan and received his medical degree from Tokyo Medical University. After graduating from medical school, he left Japan to pursue his dream of becoming a U.S. license family physician. He moved to Germany to first broaden his perspective and received his Masters in Public Health from Charite University Medicine Berlin in Germany. After moving to California in 2018, he worked as a clinical research fellow for Preventive Medicine at University of California San Diego and then subsequently graduated from Family Medicine at University of California Riverside as the Resident of the Year. Throughout medical school, Dr. Suzuki played tennis competitively and continues to play actively today. Having lived in New Zealand, Canada, and Germany, he maintains his interest in exploring the world, trying different foods, and traveling on his off time. Languages English, Japanese Education Medical Board Certification

James A. Cook

Job Titles:
  • Family Medicine, Sports Medicine
  • Sports Medicine Physician
Dr. James Addison Cook is a family medicine/sports medicine physician who practices in Goleta. He is board certified in family medicine and sports medicine. He has a passion treating patients of all ages with a focus in musculoskeletal diseases. Dr. Cook grew up in Baltimore, Maryland and completed his medical degree at Howard University in Washington, DC. Prior to his medical degree, he received a Masters of Science in Strength and Conditioning from the George Washington University in Washington, DC. After completing medical school he received rigorous training in family medicine at the University of California Riverside family medicine program. Finally, in 2023, he completed a one year fellowship in Sports Medicine, which gave him extensive training in musculoskeletal diseases in all ages. Dr. Cook is an avid sports fan and when he is not providing coverage for sporting events, he can be found either working out or cheering on his favorite teams. Dr. Cook can also be found at local festivals learning more about the culture in Southern and Costal California. Languages English Education Medical Board Certifications

James R. Higgins

Job Titles:
  • Cardiology

James S. Lee

Job Titles:
  • Interventional Cardiology

James Zhe Hui

Job Titles:
  • Diagnostic Radiology

Jan B. Janay

Job Titles:
  • Internal Medicine

Jane Rhyu

Job Titles:
  • Endocrinology

Jay M. Patel

Job Titles:
  • Cardiology

Jeff E. Borenstein

Job Titles:
  • Internal Medicine

Jelena Maletkovic Barjaktarevic

Job Titles:
  • Endocrinology

Jeremy T. Ng

Job Titles:
  • Family Medicine, Sports Medicine

Jessica K. Stewart

Job Titles:
  • Interventional Radiology

Jonathan S. Gordin

Job Titles:
  • Interventional Cardiology

Jyotsna S. Sharma

Job Titles:
  • Internal Medicine

Keith S. Garb

Job Titles:
  • Internal Medicine

Laura Sue

Job Titles:
  • Endocrinology

Loc M. Duong

Job Titles:
  • Internal Medicine

Lucas R. Cusumano

Job Titles:
  • Interventional Radiology

Luz S. Del Portillo

Job Titles:
  • Internal Medicine

Maliha Khan

Job Titles:
  • Internal Medicine

Marissa S. Vasquez Machuca

Job Titles:
  • Family Medicine, Sports Medicine

Marwah Shahid

Job Titles:
  • Cardiology

Melissa H. Chung

Job Titles:
  • Internal Medicine

Nidhi Thareja

Job Titles:
  • Cardiology

Peyman Nejatbakhsh Azadani

Job Titles:
  • Cardiology

Philip H. Cohen

Job Titles:
  • Sports Medicine

Phuong-Thu T. Pham

Job Titles:
  • Transplant

Pouyan Famini

Job Titles:
  • Endocrinology

Ramin Assadi

Job Titles:
  • Interventional Cardiology

Renata Selak Stankovic

Job Titles:
  • Internal Medicine

Robert Y. Yamane

Job Titles:
  • Internal Medicine

Sahar Sohrabian

Job Titles:
  • Cardiology

Samantha R. Swain

Job Titles:
  • Allergy and Immunology

Shahram Shafi

Job Titles:
  • Internal Medicine

Sheila Ahmadi

Job Titles:
  • Endocrinology

Sophie M. Cannon

Job Titles:
  • Endocrinology, Diabetes

Steven M. Dubinett

Job Titles:
  • Dean
  • Associate Vice Chancellor and Senior Associate Dean for Translational Research
  • Dean, David Geffen School of Medicine at UCLA
Steven M. Dubinett, Associate Vice Chancellor and Senior Associate Dean for Translational Research, was named Interim Dean of the David Geffen School of Medicine at UCLA on September 1st, 2021, and named Dean of the David Geffen School of Medicine at UCLA effective June 5, 2023.

Surina R. Kajani

Job Titles:
  • Internal Medicine

Tri M. Trinh

Job Titles:
  • Interventional Cardiology

William B. Finch

Job Titles:
  • Cardiology

Zachary M. Haber

Job Titles:
  • Interventional Radiology