People

Bryan King, MD, MBA

Vice Chair, UCSF Child & Adolescent Psychiatry
Psychiatry

Bryan King, MD, MBA is the Vice President for Child Behavioral Health at UCSF Benioff Children’s Hospitals, and the Vice Chair for Child & Adolescent Psychiatry at UCSF. Dr. King obtained his bachelor's degree from UC Irvine (1979) and received his medical degree from the Medical College of Wisconsin (1983). He continued his medical training with an internship in internal medicine (1984), a residency in psychiatry (1987) and a fellowship in child and adolescent psychiatry (1990) at UCLA. In 2014, he earned his MBA from George Washington University School of Business.

Chuan Mei Lee, MD, MA

Associate Director of Research & Evaluation
Psychiatry

Chuan-Mei Lee, MD, is a child and adolescent psychiatrist in the Division of Mental Health and Child Development at UCSF Benioff Children’s Hospital Oakland and the Division of Child and Adolescent Psychiatry in the UCSF Department of Psychiatry and Behavioral Sciences. She provides clinical care in the psychiatry outpatient clinic and outpatient psychiatric consultation in primary care at UCSF Benioff Children’s Hospital Oakland.  She is also Associate Training Director for the UCSF Child & Adolescent Psychiatry Training Program. 

Enjey Lin, PhD

Associate Clinical Professor
Psychiatry

Christie Enjey Lin, PhD, BCBA-D, is a UCSF Department of Psychiatry Associate Clinical Professor and clinical psychologist at the UCSF Center for ASD and NDDs. Her specialty area is in the evaluation and treatment of children with neurodiversity, specifically autism spectrum disorder (ASD) and related neurodevelopmental disorders (NDDs), including co-occurring psychiatric conditions related to anxiety.

Mae Lum

CAPP Program Manager

James Mccracken, MD

Professor in Residence
Psychiatry

James McCracken, MD is Professor-in-Residence in the UCSF Department of Psychiatry and Behavorial Sciences and a consulting psychiatrist for CAPP. He received his medical degree from Baylor College of Medicine and completed general psychiatry residency training at Duke Medical Center, followed by a combined child and adolescent psychiatry clinical and research fellowship at UCLA. Dr. McCracken previously served as Child Psychiatry Division Director for 30 years at UCLA before joining UCSF. He is board certified in both general psychiatry and child and adolescent psychiatry. Clinically, Dr.

Cory Patrick, MD, MSc

HS Clinical Instructor
Psychiatry

Cory Patrick, MD, MS is a child and adolescent psychiatrist for the Division of Mental Health and Child Development at UCSF Benioff Children’s Hospital Oakland and the Division of Child and Adolescent Psychiatry at UCSF Department of Psychiatry and Behavioral Sciences. 

Dr. Patrick received his MD and a Masters in Genomic Medicine from the University of Miami Miller School of Medicine. He completed his adult psychiatry residency training at Washington University in St. Louis and his Child and Adolescent Psychiatry fellowship training at UCSF. 

Ryan Rampersaud, MD, PhD

Assistant Adjunct Professor
Psychiatry

Ryan Rampersaud, MD, PhD is a child and adolescent psychiatrist in the Division of Child and Adolescent Psychiatry in the UCSF Department of Psychiatry and Behavioral Sciences. Dr. Rampersaud completed his MD and PhD in Microbiology/Immunology at Columbia University, and his psychiatry residency and child and adolescent fellowship at UCSF. Dr. Rampersaud has interests in the treatment of mood disorders and the impact of trauma on mental health.

Marielle Ramsay, LCSW

Marielle Ramsay, LCSW
CAPP Care Coordinator

Marielle Ramsay LCSW, is a Spanish & English-speaking licensed clinical social worker who has extensive experience in providing therapy and other services for both Medi-Cal and commercially insured families with youth age 0-18. She is an early-childhood mental health specialist and has provided comprehensive services to the monolingual Spanish speaking community.

Yanni Rho, MD, MPH, FAPA

MSP Staff Physician

Yanni Rho, MD, MPH, is a Child, Adolescent, and Adult Psychiatrist and Clinical Professor in the UCSF Department of Psychiatry. She has extensive experience in Alameda County FQHCs and in Collaborative/Integrative care models at UC Berkeley, Student Health Services in Primary Care. She has provided supervision with nurse practitioners and primary care trainees in several different outpatient settings and organizations and provided medical direction and leadership in intensive clinical psychiatry care programs.

Michelle Riederer, MD

Associate Director, Community Engagement Liaison
Psychiatry

Michelle Riederer, MD, is a child and adolescent psychiatrist for the Division of Mental Health and Child Development at UCSF Benioff Children’s Hospital Oakland and the Division of Child and Adolescent Psychiatry in the UCSF Department of Psychiatry and Behavioral Sciences. 

Lauren Schumacher, MD

HS Asst Clinical Professor
Psychiatry

Lauren Schumacher, MD, is a child and adolescent psychiatrist for the Division of Mental Health and Child Development at UCSF Benioff Children’s Hospital Oakland and the Division of Child and Adolescent Psychiatry in the UCSF Department of Psychiatry and Behavioral Sciences. She provides clinical care in the outpatient clinics at UCSF Langley Porter Psychiatric Hospital and Clinics in San Francisco and at UCSF Benioff Children’s Hospital Oakland.

Sumita Sharma, MD

HS Asst Clinical Professor
Psychiatry

Sumita Sharma, MD is a board-certified adult psychiatrist and child and adolescent psychiatrist who is an Assistant Clinical Professor in the Division of Child and Adolescent Psychiatry at UCSF Department of Psychiatry and Behavioral Sciences. She completed her adult psychiatry training at Harvard Medical School's Beth Israel Deaconess Medical Center (BIDMC) and her child and adolescent psychiatry training at the University of California San Francisco (UCSF). Based in Mission Bay at UCSF, Dr.

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