Senior Management Team Profiles
The OMA leadership team works in collaboration with the board of directors to set and support the strategic priorities for the association.
Senior Management Team Profiles
The OMA leadership team works in collaboration with the board of directors to set and support the strategic priorities for the association.


Allan O'Dette

Chief Executive Officer

Executive Assistant:

Amynah Jiwa

Allan O'Dette is a high profile, results-oriented leader with more than 30 years’ experience in public, private, and not-for-profit and volunteer sectors where he has a proven track record of success in leading change and organizational renewal.

Allan is the CEO of the Ontario Medical Association (OMA), which represents the political, clinical and economic interests of the provinces more than 41,000 physicians, residents and medical students. In this role, Allan is tasked with driving transformation and modernization in the 138-year-old organization.

Previously Allan was appointed the first Chief Investment Officer for the Province of Ontario, in which he led the creation of a customer-focused, cross-functional enterprise generating billions of dollars in new attraction and retention investment to the province.

As president and CEO of the Ontario Chamber of Commerce for more than five years, Allan led the revitalization of Ontario's most influential business organization, which has 60,000 members in more than 135 communities. In doing so, he established the OCC as an influential thought leader and change agent, with an engaged membership and a sustained financial foundation.

Allan is an entrepreneur with more than 25 years experience in progressive leadership roles in the bio-pharmaceutical sector. Passionate in support of Canadian business and his community, Allan has served on numerous private and not-for-profit boards and committees, including serving as vice chair of the Markham Stouffville Hospital Board of Directors. Allan was awarded the Queen Elizabeth II Diamond Jubilee Medal for his contribution to his community and his philanthropic activities.

Senior Management Team

John Bozzo

Chief, Member Relations Advocacy & Communications

Executive Assistant:

Lisa Last

John is a seasoned and experienced communications strategist, marketer and stakeholder relations expert. He is passionate about health care and how storytelling and targeted messaging across all platforms creates relevant and engaging content to serve internal needs and earn trust with external audiences.

John has a proven track record for building strong organizations and brands. He has managed communications, repositioning, rebranding and organizational restructuring projects at Bell Canada, CBC, Ontario Hydro, Ministry of Health and Long-Term Care, Ontario Telemedicine Network, and most recently at the Ontario Energy Board. John has also led a health and public-sector practice as a consultant with a leading communications and public affairs firm.

As a leader, John has introduced and managed reputation and brand programs through a framework that stresses the principles of accountability, strategic focus, customer service, and effective resource utilization to deliver enhanced results.

John has been an instructor with The Schulich School of Business, responsible for a course on managing stakeholder relations for the Government of Ontario and an executive leadership course for communication professionals in the public service.

Terry Caputo

Chief Financial Officer

Executive Assistant:

Yasmin Jamal

Terry is an accomplished business executive with a diverse range of experience, including strategy, accounting, finance, debt issuance, infrastructure, information management, human resource matters, government relations and governance. He has held roles in several not-for-profit and public sector entities, driving and implementing transformational change.

Most recently, Terry was the Vice President and Chief Financial Officer of Sinai Health System Foundation, and also accepted a cross-appointment to Sinai Health System as the Vice President, Finance for the Business Innovation and Development unit. In this role, he was responsible for developing and implementing financial strategies to meet the funding requirements of the Sinai Health System.

Terry is a CPA, CA who earned a Bachelor of Commerce (Honours Business Administration) from the University of Windsor. He most recently earned his Chartered Director (C.Dir.) designation from The Directors College, which is a joint venture between the DeGroote School of Business at McMaster University and The Conference Board of Canada. He currently sits on the boards of the Durham Family Court Clinic and Oshawa Power and Utilities Corporation.

Catherine Dowdall

Executive Director, Negotiations and Implementation

Executive Assistant:

Nancy Kaye

Catherine is driven and has a deep knowledge and experience of negotiations between the OMA and the Ministry of Health and Long-Term Care. She has been with the OMA for more than 23 years, in various capacities related to negotiations and economics, including supporting numerous successful physician service agreements, and more recently supporting the association in achieving binding arbitration.

Catherine has received training and experience in business, economics, negotiations, public policy and finance. She holds a BComm (Business and Economics) from the University of Windsor and an MA (Economics) from Wilfred Laurier University.

In her capacity as Executive Director, Negotiations and Implementation, she and her team are responsible for the overall project management of the negotiation of physician compensation agreements. This also entails the provision of guidance, advice and direction on optimal strategic approaches to the negotiation of contracts between physicians and the government, management and co-ordination of OMA resources in support of contract negotiations, and monitoring and implementation of the provisions of those contracts.

Adam Farber

General Counsel and Executive Director, Governance and Legal

Executive Assistant:

Elena Fiadzinu

Adam is a strong leader with more than 15 years of experience on the OMA’s legal team providing trusted counsel across the Association. Most recently, he has guided the organization through renewals to its governance structure.

Adam is General Counsel for the OMA and the Executive Director of the Legal and Governance department, which provides trusted advice and assistance to OMA staff, Board, Executive Committee, Council, OMA Committees, Bi-Lateral OMA/MOHLTC Committees and Sections.

Legal and Governance also advises physicians on a wide range of legal issues including practice arrangements, employment issues, privacy of personal information and personal health information, as well as interpretation of legislation relevant in a health-care setting.

Legal and Governance assists physician groups who wish to develop governance structures and agreements for their practices and in relation to their participation in non-fee-for-service agreements. The department also assists in the negotiation of physician services agreements and the negotiation of various non-fee-for-service funding agreements with the Ontario MOHTLC.

Adam is a graduate of the University of Western Ontario Law School and was called to the Ontario Bar in 2002.

David Wiseman

Executive Director, Technology


Joyce Rodrigues

A customer-centric senior technology management professional, David has more than 20 years of senior management experience with broad private sector experience working in several key industries, including health care, finance, natural resources, and software development. He has demonstrated ability in strategy development, change management, project management governance, and building and leading diverse global teams.

David has a long record of successfully managing and leading large-scale global projects and initiatives. This includes global enterprise resource planning (ERP) platform implementations, technology architecture, cost optimization, mergers and acquisitions. He has also managed large global teams that supported global companies in multiple sectors.

David is the Executive Director, Technology at the Ontario Medical Association, a department comprised of four functional groups: Operations, Project delivery, Application development and support. David has both a Bachelor’s Degree and a Computer Science Diploma from Wilfrid Laurier University.

Dr. Jim Wright

Chief, Economics, Policy and Research

Executive Assistant:

Donna-Lynn Tymochenko

Jim has had a distinguished career. Most recently he was Professor of Orthopaedic Surgery at the University of Oxford, United Kingdom. Previously, he was Chief of Perioperative Services, and Surgeon-in-Chief, Department of Surgery, and Vice President, Medical at The Hospital for Sick Children (SickKids). Jim oversaw one of the busiest and most advanced paediatric surgery departments in Canada.

Equally active in education, Jim won the Robert B. Salter Excellence in Orthopaedic Education Award in May of 1997. Since 1994, he has served as (or is currently serving as) primary or secondary supervisor for more than 30 MSc or PhD students. Additionally, in 2016 he was awarded the Order of Canada, Canada’s highest civilian order.

Jim completed his surgical training at the University of Toronto, a clinical fellowship in Melbourne, Australia, graduate work in clinical epidemiology and a fellowship in the Robert Wood Johnson Clinical Scholars Program at Yale University.

Sandy Zidaric

Executive Director, People and Culture

Executive Assistant:

Carol Horvat

Sandra is a solutions-oriented leader who received her degree in Psychology from the University of Toronto and has her designation as a Certified Human Resources Leader (CHRL) through the Human Resources Professional Association (HRPA). Sandra has also completed the strategic human resources leadership program through the Rotman School of Management.

With nearly 30 years at the Ontario Medical Association (OMA), Sandra is a trusted advisor to the Board’s Human Resources and Compensation Committee (HRCC) as well as the Senior Management Team, providing strategic advice and insight. She has had the opportunity to develop the human resources function into a strategic business partner, and most recently brought together all areas that impact the employee experience into one department. This expanded portfolio — known as People and Culture — includes organizational culture, office services, employee communications and engagement, human resources, and learning and development.

In addition to her work with the OMA, Sandra has also been deeply involved with the Ontario Medical Foundation, most significantly with the Ontario Medical Student Bursary Fund (OMSBF) since its inception. Sandra was responsible for developing all of the OMSBF’s programs, including partnerships with medical schools and corporations. In addition to this, in 2005 she oversaw the creation of the annual OMSBF golf tournament, which brings together physicians, students and corporate sponsors each year from across the province to support Ontario medical Students. To date, the OMSBF has raised more than $10 million to help medical students in financial need through the distribution of non-repayable bursaries.