Meet Our Team

Leila Bozorgnia, MD FAAP

West LA and South Bay

Dr. Leila is a Board Certified Pediatrician, a fellow of the American Academy of Pediatrics, and founder of California Kids Pediatrics. Dr. Leila received her Bachelor’s Degree in the Biological Sciences from UC Irvine. She received her medical degree from the Chicago Medical School and completed her residency training at Los Angeles County-USC Women's and Children's Hospital.

Dr. Leila has staff privileges at St. John's Health Center and Torrance Memorial Medical Center. Dr. Leila speaks English, Spanish, and Farsi.

When she is not practicing Medicine, Dr. Leila enjoys spending time with her husband and two children, cooking, working out, community activities, and traveling.

David Berman, MD FAAP

South Bay

David Berman, M.D. FAAP, is a board certified pediatrician and a fellow of the American Academy of Pediatrics. Dr. Berman did his medical training at Howard University and pediatric residency at Cedars-Sinai Medical Center.

Dr. Berman has been working in Torrance since 2000 and was chief of Pediatrics at Torrance Memorial Medical Center for 4 years. His wife and daughter are also both physicians. He enjoys photography. He is on the board of California Native Plant Society and a docent with the Palos Verdes Peninsula Land Conservancy.

Ryan Usui, MD

West LA

Dr. Ryan received his Bachelor of Science degree in Human Biology and graduated Cum Laude at the University of Southern California. He received his medical degree from Albany Medical College and received his residency training at Harbor UCLA Medical Center.

Dr. Ryan has staff privileges at St. John's Health Center.

In his free time, Dr. Ryan enjoys spending time with his wife and dog, watching sports games, going to Disneyland, and traveling the world.

Tina Gardner, PNP

South Bay

Tina Gardner, PNP, has been working with kids for a long time and loves it! Since graduating with a master's degree in nursing at Cal State University Long  Beach in 1995, she has been working as a pediatric nurse practitioner in the primary care setting. Prior to that, she worked as an RN in the acute care setting at Miller's Children's Hospital in Long Beach for over 7 years.

Her favorite thing about working in pediatrics, specifically primary care, is watching her patients grow from infancy to young adulthood. From helping them get through their first cold, to doing their kindergarten physical, and later down the line, talking with them about college applications.

In her free time, Tina enjoys going on power walks on the beach and spending time with her 2 grown kids and husband.

Elsa Otero-Salazar, MD

South Bay

Dr. Elsa Otero-Salazar is a pediatrician with 20 years of experience in both outpatient and inpatient pediatrics. She was born and raised in South America. She attended an American school in Bogotá, Colombia, which laid the foundation for her fluency and biliteracy in both English and Spanish. Dr. Otero-Salazar earned her medical degree from Pontificia Universidad Javeriana in Bogotá. She relocated to the US after her marriage, did a year of clinical research in Pediatric Endocrinology at Harbor UCLA, and completed her pediatric residency at White Memorial Medical Center in Los Angeles, where she was Chief Resident.

Dr. Otero-Salazar is board-certified and a fellow of the American Academy of Pediatrics (AAP). She believes that families and their doctors should work as a unit to ensure each child’s physical, developmental, and emotional well-being. She understands the challenges families face throughout the various stages of childhood—from the newborn period to the teenage years—and how these challenges can be magnified by additional physical or emotional diagnoses.

A strong advocate for early intervention, Dr. Otero-Salazar has personal experience navigating developmental and speech delays, therapies, and Individualized Education Programs (IEPs) with her own child. She firmly believes that early diagnosis and appropriate interventions can help children thrive. Throughout her career, Dr. Otero-Salazar has worked part-time as a hospitalist, caring for pediatric ward and newborn nursery patients at White Memorial Medical Center. Her extensive experience in both outpatient and inpatient settings has equipped her with a comprehensive understanding of pediatric care.

In her free time, Dr. Otero-Salazar enjoys engaging in various arts and crafts, from wreath making to creating all kinds of projects with her Cricut. She is also passionate about photography, especially capturing the stunning Southern California sunsets. Dr. Otero-Salazar is active in her sons’ schools, volunteering and serving on multiple committees. She enjoys gardening (has a pandemic herb garden as well as veggies and fruit trees at home), dancing, reading, learning American Sign Language (ASL), and spending quality time with her husband and two boys. Additionally, she loves traveling and watching movies and series with her family.