Adolescent and Young Adult Medicine

The Division of Adolescent and Young Adult Medicine at Children's Hospital Los Angeles provides a single resource for comprehensive and integrated medical, psychological and related services that address the special needs of today's young people.

Intervention Model

Our expert, interdisciplinary staff  focus on both treatment and prevention using a model of positive youth development to reach out to and engage teens with an entire system of care. 

Programs and Services

Community Partnerships

Our therapeutic approaches and community partnerships promote personal empowerment within the context of healthy relationships, families and communities. At the same time, the Division’s advocacy efforts and cutting-edge research further the well-being of adolescents and families worldwide. 

Training and Education

Read more about our Adolescent Medicine Fellowship.


Johanna Olson, MD, works closely with gender nonconforming children and adolescents to find ways to help them thrive. For more about the research program, click here .

Division of Adolescent and Young Adult Medicine Honored by Equality California

Two Children's Hospital Los Angeles physicians in the Division of Adolescent and Young Adult Medicine and a project manager were honored Aug. 18 by Equality California at the Beverly Hilton.

Marvin Belzer, MD and Johanna Olson, MD, along with a third honoree Miguel Martinez, MSW, MPH, direct the hospital’s newly named Center for TransYouth Health and Gender Studies, a two-decade old program that provides services for gender non-confirming, transgender-identified youth and their families.