Meet Our Doctors

Aishah Mandeel, NP
Pediatrics

Fontana

Albert DiNicola, MD
Pediatrics

Fontana

Amal Ibrahim, MD
Pediatrics

Rialto

Ana Rubalcaba, PAC
Family / Internal Medicine

Fontana

Ayad Makar, MD
Urgent Care

Rialto

Camille Chano, MD Family Medicine

Rialto

Carina Buhay, MD
Internal Medicine

San Bernardino

Charles Sabbah, MD
Internal Medicine

Fontana, Yucaipa

Cristina Valdivia, NP
Family Medicine

Fontana, Rialto

Huy Cong Truong, MD
Internal Medicine

San Bernardino

J. Duc Nguyen, MD
Internal Medicine

Fontana

Jesse Guadiz, MD
Family Medicine

Rialto

Jessica Willemse, F-NP
Family Practice

Yucaipa

Jocelyn McGrath, MD
Pediatrics

Fontana, Rialto

Ken Nguyen, DO
Urgent Care

Rialto

Kevin Liao, DO
Family Medicine

Fontana

Kofi Adade-Boafo, MD
Pediatrics

San Bernardino, Yucaipa

Linda Lee, MD
Family Medicine

Rancho Cucamonga

Luis Salas, NP
Family Practice

Rialto

Maria Charo Ortega, FNP-C Family Medicine

San Bernardino

Olga Adan, MD
Pediatrics

Rancho Cucamonga

Paul Chen, MD
Internal Medicine

Fontana

Robert Cole, M.D.
Pediatrics

Fontana

Sarita Shivakoti, APRN
Family Practice

San Bernardino

Velma Perdue, NP
Family Practice

Fontana, Rialto

Our Care Partners

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New patients are always welcome at Pinnacle Medical Group. To begin, we encourage you to make an appointment with a primary care physician as soon as possible. Click on the button below or call us at 909-427-9960 to learn more.

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