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Leadership Team

Dennis Ferenc, Interim Chief Executive Officer and Chief Administrative Officer
B.A. (Hons), M.A. 

Dennis is OMD's Interim CEO pending the recruitment of a new CEO by the Board of Directors. Dennis has been with OntarioMD (OMD) since 2010 and has held the position of Chief Administrative Officer since 2015. Dennis is committed to ensuring accurate financial planning and reporting and in improving business processes for an effective and efficient organization. Before coming to OMD, Dennis had over 30 years of experience working in the Ontario Public Service in a number of different capacities including community development, program and change management, human resources, and information technology.  

Chandi Chandrasena, Chief Medical Officer

Dr. Chandrasena joined OntarioMD (OMD) as its Chief Medical Officer (CMO) in 2021. She is a family physician practicing in Ottawa for almost 20 years and a former OMD Physician Peer Leader who has mentored many of her colleagues to use EMRs and digital health tools effectively to enhance patient care. As CMO, she provides clinical advice at provincial and national tables and clinician advisory groups and is instrumental in forging system-level partnerships. 

Ariane Siegel, General Counsel & Chief Privacy Officer
B.A., LL.B, LL.M, Law Society of Ontario  

Ariane joined OntarioMD (OMD) as General Counsel and Chief Privacy Officer in 2016. She has been recognized internationally by Who’s Who as a global leader in technology law, privacy and data protection. Ariane provides OMD with strategic and legal advice. Through her leadership, OMD provides health system partners with a practical perspective on privacy and security from the lens of community-based physician practices. Ariane developed OMD’s Privacy and Security Training Module for Ontario physicians and their administrative staff. Prior to joining OMD, Ariane supported global corporations with technology law advice as a Partner in Canada’s largest law firm and from her own practice. She worked as a Senior Investigator for the federal Privacy Commissioner, Law Clerk to the Chief Justice of the Ontario Court of Justice and as Constitutional Counsel to the Attorney General of Ontario. Ariane was part of the launch team for Richard Branson’s Virgin Mobile Canada.

Andrew King, Chief Technology Officer 

Andrew leads OntarioMD’s (OMD) development, architecture, integration and IT operations teams. He has overall responsibility for the development, maintenance and support of both internal and external products and services, including our award winning HRM® service. Andrew advances provincial EMR to EHR integration and maturity priorities through strong partnerships with digital health stakeholders and OMD’s nationally recognized OMD Certification Program.  Andrew has over 30 years of IT service design and delivery experience. Over 20 years have been dedicated to provincial health care, driving EHR and EMR enabling technologies, solutions and service.  Andrew is a passionate advocate for advancing clinical and practice outcomes through health care IT. 

Cynthia MacWilliam, Executive Director Client Services & Engagement
B.Sc. MBA specialization Health Services Management, Prosci Certified Change Practitioner 

Cynthia has been Executive Director, Client Services and Engagement of OntarioMD (OMD) since 2017. In this capacity, Cynthia leads OMD’s field team members and OMD Peer Leaders in their ongoing and varied supports to community-based physician practices. She has over 25 years of experience working in health care and with physicians specifically on how to maximize use of digital health tools within their practice for the collective benefit of provider and patient. 

Peter Barrotti, Executive Director Technology Solutions & Operations 

Since 2015, Peter has been leading OntarioMD’s (OMD) technology design, development, implementations and operations. He brings over 22 years of technology expertise at all levels, and has focused on improving health care IT for acute, community and primary care for over the last 16 years. 

Simon Ling, Executive Director Products & Services

Simon assumed responsibility for OntarioMD’s (OMD) products and services in 2020. As Executive Director, Simon oversees the organization’s growing portfolio of digital health offerings, supporting clinicians and their practice in integrated care delivery. Simon has spent his career delivering enterprise information technology services and solutions, with the past 15 years focusing solely in the health care vertical and held leadership roles on several provincial digital health initiatives. 

Knut Rodne, Executive Director Strategy & Transformation
MSc, PMP, Prosci Advanced Change Management Certification 

Knut has been the Executive Director of Strategy and Transformation since 2020. Knut is leading the development of the corporate strategy and facilitating the transition from strategy statement to successful delivery of the overall strategic mandate working across the entire value chain of OntarioMD (OMD). Knut has 15 years experience in strategic change and business transformation from work in both Europe and North America.  

Matt Leduc, Director Integration

Matthew has been a Director at OntarioMD (OMD) since 2017. Through leadership roles in both the Products & Services and Integrations domains, Matthew has led the establishment and widespread adoption of key provincial services such as HRM®, as well as critical integration programs to ensure clinicians have access to the right digital health tools through their EMRs to deliver the best possible health care. Matthew has worked in health care for over 20 years – starting in a patient-facing position at a busy trauma centre – and in digital health for the past 16 years.  

Aidan Lee, Director EMR Certification Program

Aidan has been Director, OntarioMD (OMD) EMR Certification Program since 2015. Under Aidan’s leadership, he has the overall responsibility in developing, managing, and maintaining the Certification program through its core components in EMR Specifications, EMR Validation/Certification, and Vendor Management. Aidan is experienced in the digital health community since 2000, holding progressive positions from software developer to director data services in the support of data exchange in EMRs, which include EMR data migration and integration.   

Jim Brown, Director Client Engagement
B.A. (Hons)

Jim has been the Director of Client Engagement at OntarioMD (OMD) since 2018. He manages the activities of three Regional Teams who work with clinicians across Ontario. He has more than 35 years of experience working with physician practices through medical laboratories, system consulting and digital tools. He has worked in the areas of operations, information technology, project management, finance, quality improvement & automation, client engagement and digital tools adoption/use in both Canada and the United States. 

Cindy Khimji, Director Human Resources
B.A.S., M.B.A., CHRL  

Cindy has been Director, Human Resources at OntarioMD (OMD) since 2015. Cindy is responsible for leading the HR function including day-to-day operations, strategic workforce planning, organizational development, compensation, training, recruitment, benefits, and pension. She creates innovative ways to engage all employees and establishing the culture, developing leaders and empowering employees. As an established HR professional, she has over 15 years of experience in the health care industry. 

Paul Roscoe, Director Business Development
B.B.A. (Hons), MBA 

Paul joined OntarioMD (OMD) in late 2020 as the Director of Business Development, responsible for building strategic partnerships and new business lines for the organization. Paul has over 20 years of experience leading business development activities for organizations in the hi-tech, telecommunications and physical security industries. 

Katherine Tudor, Director Communications & Marketing
B.A. (Hons), Prosci Certified Change Practitioner  

Kathy has led communications and marketing at OntarioMD (OMD) since 2013. She leads a team that develops impactful communications and events for clinicians and practice staff. Kathy has more than 20 years of communications experience in financial services and health care. She has held progressively senior roles leading communications and marketing for Ontario’s first EMR adoption program, the ePhysician Project, various Ministry of Health digital health initiatives in community care, public health and acute care and at eHealth Ontario. She also led internal and external communications and change management activities for other provincial ministries.