Our Team

Meet Our Team

The team at Saint Youstina is committed to serving the local community. We are a family of professionals dedicated to making a difference in the Orange County area.

An older male doctor with glasses and a beard, wearing a white lab coat, blue shirt, tie, and a red stethoscope around his neck, standing in front of a plain white wall.
A middle-aged man with light skin and brown hair, wearing a gray collared shirt, standing in front of a plain light-colored wall.
A woman with dark wavy hair, light skin, and wearing a blue shirt, looking at the camera with a slight smile against a yellow background.

Isaac Beshay, MD

Chief Executive Officer

Mercedes Spalliero

Cheif Operations Officer

John Pazirandeh

Chief Financial Officer

Matthew Tsai, DDSDental Director

Matthew Tsai, DDS

Dental Director

Edwin Benjamins - Director of Quality Program
A woman with long dark hair and blonde highlights, wearing a blue shirt, smiling and standing against a white wall.

Edwin Benjamins

Director of Quality Program

Michelle Tapia

Director Of Medical Operations

Joshua Beshay
A smiling man with light skin, a beard, wearing a dark suit, white shirt, and a red, white, and blue plaid tie.

Joshua Beshay

Director of Mobile Clinic

Andrew Hanna, MBA

Director of Marketing

Angela Freij

FNP-C

Cherry Ravalo

AGPCNP-BC

A woman with long dark hair wearing a black blouse with white polka dots, smiling, against a plain light-colored background.
A woman with blonde, wavy hair smiling at the camera, wearing a black sequined top indoors.
A woman with long black hair smiling indoors.

Gladys Climaco

Dental Office Manager

Jeannine Camarillo

Board Member

Lori Manzano

Chair of Board

A woman in blue scrubs sitting at a glass desk with her arms crossed, with a black computer keyboard in front of her, in an office setting.

Araceli Rodriguez

Patient Assistance Program Coordinator

A young woman with brown hair, dark eyes, wearing red lipstick, and a green shirt, standing against a plain white wall.
woman in beige jacket standing with crossed arms in front of green foliage
Professional photo of a woman with shoulder-length black hair, wearing a dark blazer over a light blouse, smiling and crossing her arms, against a dark background.

Monica Morales

Program Enrollment Assistance Coordinator

Join Our Team