Clinical Leadership

Frank Ong, MD, CPI, CCRP
Chief Medical and Scientific Officer

Dr. Frank Ong is the Chief Medical and Scientific Officer at Everlywell, the digital health company poised to disrupt the 25 billion dollar lab testing industry by providing consumers with at-home lab testing kits that include insightful, easy-to-understand results. Dr. Ong leads the company's medical affairs including clinical laboratory operations, research, and clinical development including new test development.


Prior to joining Everlywell, Dr. Ong held leadership positions at Guardant Health, Roche Diagnostics, and Illumina and served as a faculty member and researcher at Cedars-Sinai Medical Center, where he received research grants from the National Institutes of Health (NIH). He earned his medical degree from the Keck School of Medicine at the University of Southern California and holds graduate certificates in clinical and translational investigation, biodesign and medical device innovation and clinical trial administration from Stanford University, UCLA and University of California San Diego. He served his residency in the Department of Family Medicine at UCLA's Geffen School of Medicine. He resides in Austin, Texas.


Tim Bauer, PhD
VP, Head of Clinical Science

Dr. Tim Bauer is the Vice President, Head of Clinical Science at Everlywell, the digital health company poised to disrupt the 25 billion dollar lab testing industry by providing consumers with at-home lab testing kits that include insightful, easy-to-understand results.


Prior to joining Everlywell, Dr. Bauer held leadership and senior clinical scientist positions at biotechnology companies such as SomaLogic and Gilead Sciences. An expert in clinical research with over two decades of experience, he also spent several years developing clinical trials for CPC Clinical Research. Dr Bauer continues to serve as an adjunct faculty and researcher at the University of Colorado School of Medicine, where he has received research grants from the American Heart Association and the National Institutes of Health (NIH). Dr. Bauer earned a Ph.D. in Physiology from Kansas State University and a B.S. and M.S. in Exercise Physiology from Colorado State University. He continued his clinical research training at the University of Colorado School of Medicine, where he completed post-doctoral fellowships in Cardiology and Endocrinology. He resides in Austin, Texas.


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Scientific Advisory Board

Dr. Robert Langer, PhD, ScD image
Dr. Robert Langer, PhD, ScD
Institute Professor, MIT
Former Chairman, Science Board to the FDA

Dr. Robert Langer is an Institute Professor at the Massachusetts Institute of Technology (MIT) and a former Chairman of the FDA’s Science Board. Dr. Langer is one of only four individuals to receive both the National Medal of Science and the United States National Medal of Technology and Innovation—and is one of the most cited individuals in human history, according to Google Scholar. An expert in chemistry, pharmaceuticals, biotechnology, medical devices, and engineering, Dr. Langer is widely considered one of the greatest scientific minds of our generation.


Dr. Betsy Nabel, MD image
Dr. Betsy Nabel, MD
President, Brigham Health
Professor of Medicine, Harvard Medical School

Dr. Betsy Nabel is the President of Brigham Health and a Professor of Medicine at Harvard Medical School. Widely considered one of the world’s most respected cardiologists and biomedical researchers, she made history with her 1997 appointment as the first female chief of cardiology at the University of Michigan. As head of Brigham Health, Dr. Nabel is responsible for patient care, research, education, and community missions at Brigham and Women’s Hospital, Brigham and Women’s Faulkner Hospital, and the Brigham and Women’s Physician Organization.


Dr. Gregory F. Heath, PhD image
Dr. Gregory F. Heath, PhD
Former Executive, Illumina and Roche Diagnostics

Dr. Gregory F. Heath is a strategic advisor to investors and companies specializing in diagnostics and genetics. He spent two decades at Roche Diagnostics—the world’s largest diagnostics company—where he launched multiple products in virology, genetics, blood screening, women’s health, and instrumentation, including the first FDA-cleared microarray. Dr. Heath then joined Illumina where, over the course of seven years, he led the company’s diagnostics team and helped build its reproductive health business — including launching the first FDA-cleared next-generation sequencing platform.


Dr. Martin Chavez, MD, FACOG image
Dr. Martin Chavez, MD, FACOG
Chief of Maternal Fetal Medicine, NYU Winthrop Hospital

Dr. Martin Chavez is the Chief of Maternal-Fetal Medicine at NYU Winthrop Hospital, where he oversees a multidisciplinary program designed to treat women with complex, often life-threatening pregnancies. He specializes in high-risk pregnancies, ultrasound diagnoses, ultrasound-guided procedures, in utero treatments, fetal surgery, and general topics related to maternal and fetal medicine.


Dr. Naglaa Rizk, MD image
Dr. Naglaa Rizk, MD
Assistant Professor of Obstetrics, Gynecology and Women’s Health, Rutgers University

Dr. Naglaa Rizk is an Assistant Professor of Obstetrics, Gynecology and Women’s Health at Rutgers University and Medical Director of Ambulatory Services at Bergen New Bridge Medical Center. Dr. Rizk’s clinical interests include endometriosis, pediatric gynecology, pelvic and vulvar pain disorders, and female sexual dysfunction.


Dr. Mark DePristo, PhD image
Dr. Mark DePristo, PhD
CEO and Founder, BigHat Biosciences
Founder, Genomics Team at Google Brain

Dr. Mark DePristo is the CEO and Founder of BigHat Biosciences. An expert in genomics, computational biology, software engineering, and machine learning, Dr. DePristo founded and led the genomics team at Google Brain from 2015–2019. Earlier in his career, he worked to develop autism diagnostics while at SynapDx and served as the Co-Director of Medical and Population Genetics at the Broad Institute, where he created and led the team that developed software for processing next-generation DNA sequencing data.


Dr. Robert Klees, PhD image
Dr. Robert Klees, PhD
Research Scientist, Wadsworth Center at the New York State Department of Health

Dr. Robert Klees is a Research Scientist at the Wadsworth Center of the New York State Department of Health, dedicated to improving health through laboratory analysis, investigations and research, educational programs and laboratory certification. Dr. Klees serves in the Center’s Division of Translational Medicine, where he specializes in clinical laboratory evaluations, among other areas of expertise, with a focus on high complexity molecular diagnostic oncology testing.


Dr. Marie E. McDonnell, MD image
Dr. Marie E. McDonnell, MD
Chief of the Diabetes Section, Brigham and Women’s Hospital
Lecturer, Harvard Medical School

Dr. McDonnell is Chief of the Diabetes Section in the Division of Endocrinology, Diabetes and Hypertension at Brigham and Women’s Hospital and Harvard Medical School in Boston. Dr. McDonnell’s clinical research focus is health outcomes of scalable specialty-level diabetes care delivery services in the acute and ambulatory settings. Dr. McDonnell teaches medical students at Harvard Medical School and is a key faculty member for both the Medicine and Endocrinology training programs at Brigham and Women’s Hospital.


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