Meet Our Doctors

Experienced Doctors

Saddleback Medical Group physicians in Laguna Hills, Orange County, California have expertise in dermatology, endocrinology, family practice, gastroenterology, infectious disease, internal medicine, and nephrology. We also offer onsite labs, bone density testing, and vascular studies. Request an appointment online or call to schedule your preferred appointment.

Many of our physicians are accepting new patients! Please meet our doctors and learn more about their practice by clicking on the specialty name or physicians' name below.

A doctor is holding his hand out to someone
Specialty Last Name Physician Phone
DermatologyMcKenzieDaniel McKenzie, M.D.(949) 465-8154
EndocrinologyDhillonKimvir Dhillon, M.D.(949) 465-8145
Family MedicineFosterMark P. Foster, M.D.(949) 373-7799
Family MedicineLeishBrian Leish, M.D.(949) 373-7799
Family MedicineVan VrankenBruce Van Vranken, M.D.(949) 581-0400
GastroenterologyDonnerBarry Donner, M.D.(949) 770-7163
GastroenterologyWeinbergBenjamin Weinberg, M.D.(949) 770-7163
Infectious DiseaseWhiteAlan White, M.D.(949) 334-8200
Internal MedicineDaigneaultJoseph Daigneault, M.D.(949) 588-8700
Internal MedicineKimYong Sik Kim, M.D.(949) 420-5985
Internal MedicineHenryBrian Henry, M.D.(949) 588-8700
Internal MedicineHusebyDavid Huseby, M.D.(949) 373-7799
Internal MedicineSadeghiMahyar Sadeghi, M.D. (949) 373-7799
Internal MedicineScarcellaLouis Scarcella, M.D.(949) 770-7691
Internal MedicineShieldsMark Shields, M.D.(949) 588-8700
Internal MedicineD.ONavid Geula D.O.(949) 716-0833
Internal MedicineSiuCurtis Siu, M.D.(949) 420-5988
Internal MedicineSternsDaniel Sterns, M.D.(949) 373-7799
Internal MedicineTranCecilia Tran, M.D.(949) 420-5980
Internal MedicineYanniTim Yanni, D.O. (949) 373-7799
Internal MedicineZamaniMaziar Zamani, M.D. (949) 770-2085
Internal MedicineSiegfriedTracy Siegfried, M.D.(949) 716-0833
NephrologyHoNathaniel Ho, M.D.(949) 334-8270
NephrologyLyCuong Ly, M.D.(949) 334-8270