Education and Training

Medical School

MD - University of California Davis, Sacramento, CA


Pediatrics - UCSF Benioff Children’s Hospital, Oakland, CA


Pediatric Nephrology - UCSF Benioff Children’s Hospital, San Francisco, CA

Board Certification

Pediatrics – American Board of Pediatrics

Graduate Degree

MAS in Clinical Research - University of California, San Francisco, CA

Titles and Academic Titles

Attending Physician

Assistant Clinical Professor, Perelman School of Medicine at the University of Pennsylvania

Conditions Treated

Departments and Services

Research Interests

Pediatric hypertension
Ambulatory blood pressure monitoring
BP control targets
Progression of chronic kidney disease in children




Black E, Lee J, Flynn JT, McCulloch CE, Samuels JA, Seth D, Warady B, Furth S, Mitsnefes M, Ku E. Discordances between pediatric and adult thresholds in the diagnosis of hypertension in adolescents with CKD. Pediatr Nephrol. 2021 Jun 25.


Lee JT, McCullough C, Flynn JT, Samuels J, Warady B, Furth S, Seth D, Grimes B, Mitsnefes M, Ku E.  Prognostic Value of Ambulatory Blood Pressure Load in Pediatric Chronic Kidney Disease. Clin J Am Soc Nephrol. 2020.



Lee JT, Seth D, Flynn J, Samuels J, McCullough C, Mitsnefes M, Ku E. Relationship between 24-hour blood pressure (BP) load and renal or cardiac outcomes in children with CKD. ASN Conference Washington DC November 2019.

Lee JT, Black E, Flynn J, Samuels J, MItsnefes M, Ku E. Discordances between pediatric and adult thresholds in the diagnosis of ambulatory hypertension in adolescents with CKD. ASN Conference Washington DC November 2019.

Brennan J, Lee JT, McEnhill M, Brakeman P. Intravenous Human Immunoglobulin in combination with immunosuppression reduction for early onset BK viremia in pediatric kidney transplant patients. 10th Congress of the International Pediatric Transplant Association, Vancouver BC, Canada March 2019.


Winnicki E, Johansen K, McCulloch C, Lee JT, Ku E. Trends in the Timing of Preemptive Kidney Transplantation. ASN Conference San Diego November 2018.

Awards and Honors

2019, Travel Grant for 46th Pediatric Nephrology Seminar: New Advances and Old Controversies
2018, Distinguished UCSF Postdoctoral Fellow Teaching Award
2013, Mackenzie Foundation Scholarship for Primary Care
2008, Excellence in Research, University of California, Irvine

Leadership and Memberships

Memberships in Professional Organizations

2017-present, American Society for Pediatric Nephrology (ASPN)
2017-present, American Society of Nephrology (ASN)
2014-present, American Academic of Pediatrics