About Our Program

As a research center embedded within Kaiser Permanente’s large and dynamic health care system, our investigators have a unique opportunity to apply scientific expertise to real-world clinical problems, translate findings into practice, and share what we learn with the broader community.

Featured Scientist

Dr. John N. Nguyen
John N. Nguyen, MD
Principal Investigator
Downey
Obstetrics-Gynecology
Clinical.Trials@kp.org

Dr. John Nguyen is the director of Female Pelvic Medicine and Reconstructive Surgery at the Kaiser Permanente Downey Medical Center. He also is site director for the Kaiser Permanente Downey sub-site of the University of California, San Diego Pelvic Floor Disorders Network, and the Harbor-UCLA Female Pelvic Medicine and Reconstructive Surgery fellowship program. He has been engaged in research for more than 20 years. In 2021, he was named the Southern California Permanente Medical Group Physician ...

Featured Video

Research showing value of exercise before COVID-19 diagnosis earns special recognition

Being active can lower your risk of getting seriously ill with COVID, regardless of your race or the chronic conditions you may have, according to research published last year in the American Journal of Preventive Medicine.

The Kaiser Permanente Southern California findings were important, impactful, and influential. As a result, the journal editors chose the research article, “Associations of Physical Inactivity and COVID-19 Outcomes Among Subgroups,” as the American Journal of Preventive Medicine 2023 Article of the Year.

News

Featured Image of News Story Titled: More than just a pretty space: What research tells us about parks

More than just a pretty space: What research tells us about parks

For many people, public parks are just a beautiful green space they drive by on their way to work. However, research has shown that parks play a crucial role in people’s physical activity, and the community’s health. By studying parks, researchers aim to understand how these public spaces enhance community health, encourage active lifestyles, and ...

Five questions for Dr. Mingsum Lee

Mingsum Lee, MD, PhD, has been named as the 2025 Southern California Permanente Medical Group Physician Researcher of the Year. Commenting about her selection for the award, one nominator said Dr. Lee “is a true quadruple threat as an exceptional clinician, educator, administrator, and prolific researcher, but also has a humility and generosity which defines ...

Los Angeles wildfires increased virtual medical visits

In January 2025, when wildfires swept from the foothills above Los Angeles into the densely populated urban areas below, evacuations ensued and a thick layer of smoke spread across the region. Air quality plummeted. The number of virtual visits soared and in-person visits also increased. Research led by Kaiser Permanente Southern California and the University ...

Predicting heart issues among breast cancer survivors

Researchers have developed a new risk calculation model to help predict the risks of heart problems for breast cancer survivors. Their research was published in JAMA Oncology in October 2025. “There is limited information about how breast cancer treatments can affect the development of cardiovascular disease,” said study co-senior author Reina Haque, PhD, MPH, a ...

Diabetes medications vary in ability to reduce heart attacks and strokes

A new study led by Kaiser Permanente researchers compared how well 4 different types of glucose-lowering medications reduced the risk of heart attack and stroke for patients with type 2 diabetes, providing important new information for these patients and their physicians. The study, published in JAMA Network Open in October, 2025, analyzed data collected on ...

Events

Featured Division

Clinical Trials Research

Our physician investigators conduct clinical trials in communities across Southern California, from Bakersfield to San Diego.

The Division of Clinical Trials Research advances medical innovation by supporting evaluation of new drugs, therapies, and devices to prevent and treat health problems. Our physician investigators work with cooperative groups and industry sponsors to conduct clinical trials for investigational drugs, biologics, and devices. In addition, the division develops pragmatic trials that help answer questions about care delivery.

The region has clinical trials programs in oncology (adult, gynecologic, pediatric, and surgical/radiation oncology), urology, gynecology, neurology, dermatology, metabolic diseases, nephrology, ophthalmology, infectious disease, cardiology, hepatology, vascular surgery, and rheumatology. Clinical trials staff support trials at medical centers and medical office buildings throughout the Kaiser Permanente Southern California Region.