Leadership Team

Share This Page

Meet Niagara Health's corporate and site leadership teams and learn about their roles and responsibilities.

Senior Executive Contact Information & Responsibilities

Dr. Tom Stewart - Niagara Health Chief Executive Officer

Dr. Thomas (Tom) E. Stewart,
Chief Executive Officer, Niagara Health

Email: Thomas.Stewart@niagarahealth.on.ca 

Lynn Guerriero - President

Lynn Guerriero, 

Phone: 905.378.4647 Ext.43112 | Email: Lynn.Guerriero@niagarahealth.on.ca

Linda Boich - Vice President Quality & Strategy - Vice President Mental Health & Addictions

Linda Boich, Executive Vice President Quality, Community Development and Mental Health and Addictions

Phone: 905.378.4647 Ext.43103 | Email: Linda.Boich@niagarahealth.on.ca

Additional Responsibilities: Cardiac Diagnostics, Quality, Patient Safety & Risk, Diagnostic Imaging & Lab Services, Infection Prevention & Control, Patient Relations

Derek McNally - Executive Vice President, Clinical Services & Chief Nursing Executive - NH

Derek McNally, Executive Vice President, Clinical Services & Chief Nursing Executive

Phone: 905-378-4647 Ext.52100 | Email: Derek.McNally@niagarahealth.on.ca

Additional Responsibilities:Research & Education, Oncology & Ambulatory Care, Cardiac & Emergency, Surgical Services, Medicine/Critical Care, Women/Babies/Children, Kidney Care, Complex Care

Flo Paladino Executive Vice President, People and Organizational Development

Flo Paladino, Executive Vice President, People and Organizational Development

Phone: 905.378.4647 Ext.43117 | Email: Flo.Paladino@niagarahealth.on.ca

Additional Responsibilities: Volunteer Services, Organizational Development, Human Resources, Labour Relations, Occupational Health and Safety, Staff Recruitment, Auxiliary

Dr. Johan Viljoen - Interim Chief of Staff & Executive Vice President Medical Affairs - NH

Dr. Johan Viljoen, Chief of Staff and Executive Vice President Medical

Phone: 905.378.4647 Ext.44234 | Email: Johan.Viljoen@niagarahealth.on.ca
Angela Zangari - Interim Niagara Health President

Angela Zangari, Executive Vice President, Finance and Operations

Phone: 905.378.4647 Ext.43104 | Email: Angela.Zangari@niagarahealth.on.ca
Additional Responsibilities: Financial Services, Support Services, Biomedical, Information Management and Technology

Corporate & Site Leadership Documents

Niagara Health Leaders

Site Administration


Chief Officers

Niagara Health System