Extensivist Medicine

Our Team

Find your care

Extensivists can help reduce hospital admissions and improve your quality of life. Call 310-206-6232 to learn more about our extensivist services.

Find a provider

Request an appointment

Our locations

Our extensivist team includes highly trained physicians who focus on optimizing your care plan.

Medical Director, Extensivist Program

Sun M. Yoo, MD, MPH

Sun M. Yoo, MD, MPH

Hospital Medicine

Extensivist Physicians

Jonathan N. Barthelet, MD

Jonathan N. Barthelet, MD

Internal Medicine

William J. Carroll, MD

William J. Carroll, MD

Hospital Medicine

Jiyeon M. Jeong, MD

Jiyeon M. Jeong, MD

Internal Medicine

Joshua N. Khalili, MD

Joshua N. Khalili, MD

Internal Medicine

William Q. Pittman, MD

William Q. Pittman, MD

Internal Medicine

Derek A. Scott, MD

Derek A. Scott, MD

Internal Medicine

Nisha Viswanathan, MD

Nisha Viswanathan, MD

Internal Medicine

Valerie S. Wong, MD

Valerie S. Wong, MD

Geriatric Medicine

Extensivist East West Medicine Physicians

Andrew Shubov, MD

Andrew Shubov, MD

Integrative Medicine, Hospital Medicine, Acupuncture

Annie R. Zhang, MD

Annie R. Zhang, MD

Acupuncture, Integrative Medicine, Hospital Medicine

Extensivist Kennamer Fellow

Peter Young, MD

Peter Young, MD

Internal Medicine

Clinical and Administrative Staff

Grecia Delcompare, Extensivist Patient Service Representative

stephanie sanchez

Stephanie Sanchez, Extensivist Patient Service Representative

Sindi Elkins, Extensivist Patient Service Representative

Aileen Baldomann, LVN, Internal Medicine Suites Licensed Vocational Nurse

Grace Cheng, PharmD, APh, BCACP, MyMeds Pharmacist

virginia galan burns

Virginia Galan-Burns, GNP, Extensivist Home Care Nurse Practitioner

carolyn mitchell

Carolyn Mitchell, BSN, RN, PHN, CCM, Extensivist RN Clinical advisor, Population health

katy osher

Katy Osher, LCSW, Extensivist Therapist

Varsenik-Papazyan-Gutierrez

Varsenik Papazyan-Gutierrez, MSW, Extensivist Social Worker

Claudia Ramirez

Claudia Ramirez, NP, Internal Medicine Suites Nurse Practitioner

Aldous Trotter

Aldous Trotter, Extensivist Comprehensive Care Coordinator

jesus valdez

Jesus Valdez, Extensivist Comprehensive Care Coordinator