Leadership Team
Education & Innovation

Sharon Dyer, OD
Director of Optometry Practice

Pia Rios
Executive Director
Clinical Operations

Sal Tariq
VP of Business Analytics

Angie Berber
Director of Contact Center

Marlana Rivera
Director of Field Operations - Los Angeles, Orange County, and Inland Empire

Jessica King
Director of Field Operations - San Diego East

Adriana Cruz
Director of Field Operations - San Diego West

Eddie Arreola
Director of Field Operations - Inland Empire
Clinical Engineering, Research & Development

Jonathan Cohen
VP of Information System

Joseph Viscomi
Chief Technology Officer

Brett Harris
IT Services Manager

Mher Grigoryan
Manager of Special Projects

Stephen Jewell
Systems Administrator

Nathan Lowry
Principal Data Scientist
Finance

Samantha Hofstad Chi
VP of Finance & Accounting

Kimberly Dillard
Director of Revenue Cycle

Enriqueta Cortes
Revenue Cycle Manager
Compliance

Terry Marchillo
Director of Contracts & New Business Development

Marie Sakounphong
Compliance Manager
Human Resources
Ambulatory Surgery Centers

Nicole Murphy
Director of Ambulatory Surgery Centers

Susi Khan
Director of Nursing

Nancy Montigny
Director of Nursing

Kimberly Quaglia
Director of Nursing
Our clinical leadership team is made up of 18 physicians who mentor our doctors and drive the clinical culture in our practices.