Executive Leadership Team


The ELT membership is decided by the Director-General of Health, and includes:

Dr Ashley Bloomfield: Director-General of Health and Chief ExecutiveDr Ashley Bloomfield: Director-General of Health and Chief Executive

Dr Bloomfield qualified in medicine at the University of Auckland in 1990 and after several years of clinical work specialised in public health medicine. His particular area of professional interest is non-communicable disease prevention and control, and he spent 2011 at the World Health Organization in Geneva working on this topic at a global level.

Dr Bloomfield was Chief Executive at Hutt Valley District Health Board from 2015 to 2018. Prior to that, he held a number of senior leadership roles within the Ministry of Health.

Maree Roberts: Deputy Director-General System Strategy and PolicyMaree Roberts: Deputy Director-General System Strategy and Policy

Maree has had a wide range of experience in the public service, primarily in social sector policy relating to children, young people, families and communities.

Maree has held several senior roles in the Ministry for Social Development in Policy and Service Delivery and recently in the new Ministry for Children. Maree has managed large government programmes such as the White Paper for Vulnerable Children and the development of the Vulnerable Children Act. She has also led several change programmes relating to Child, Youth and Family, Vulnerable Children and the Ministerial Work Programme on Family and Sexual Violence.

Over her career, Maree has had a variety of roles including as a Private Secretary, managing employment and skills policy in the Department of Labour, and working for the Ministry of Education in Christchurch following the earthquakes. Recently Maree contributed to the set-up of the new Children’s Ministry.

Bridget White: Acting Deputy Chief Executive, COVID-19 Health ResponseBridget White: Acting Deputy Chief Executive, COVID-19 Health Response

Bridget has joined the Ministry from Government Communications Security Bureau (GCSB), where she is Director Strategy, Governance and Performance. Prior to GCSB, Bridget was a Deputy and an Assistant Commissioner at the Public Service Commission.

As Director, Strategy, Governance, and Performance at GCSB, Bridget has been responsible for a range of functions, including compliance, operational policy and risk management, communications, international engagement, ministerial services, strategy, policy and planning.

Bridget brings a wealth of public sector senior leadership experience to the Ministry. She has worked across a range of service delivery and central government agencies and sectors to improve strategy and governance, drive performance, encourage collaboration and deliver results. She also has experience in issues management, operations and service delivery start-up programmes, having established the Violence Prevention Unit at the Department of Corrections and led the Prison Service National Health Service.

Bridget has a Bachelor of Science, Master of Science and a Master of Business Administration, and started her working life as a psychologist in the criminal justice system.

Robyn Shearer: Deputy Director-General, DHB Performance and SupportRobyn Shearer: Deputy Director-General, Mental Health and Addiction

Robyn comes to this role with a vast range of sector experience having been the CEO for Te Pou o te Whakaaro nui for the last ten years.

During her time Robyn has grown Te Pou to be internationally recognised for evidence based workforce programmes in mental health, addiction and disability and has created strong sector partnerships to enhance people’s lives through service improvement.

Robyn comes from a clinical background, beginning her experience with nursing and has worked in front line mental health services and leadership roles in District Health Boards.

She has also worked in the Health Research Council and Ministry of Health in workforce development, policy and leading the Mental Health Group.

Shayne Hunter: Deputy Director-General Data and DigitalShayne Hunter: Deputy Director-General Data and Digital

Shayne has spent the last 15 years in the health and disability sector where he developed a strong a passion for information and technology enabled improvements for the system and for the health outcomes for individuals and our population.

His most recent role has been the Chief Information Officer (CIO) for Capital & Coast, Hutt Valley and Wairarapa DHBs where he’s been a member of the ELT for each district health board.

He currently chairs the Central Region DHB’s CIO group and was previously the Chair of the Health Sector National IS Leaders Forum.

Deborah Woodley: Deputy Director-General Population Health and PreventionDeborah Woodley: Deputy Director-General Population Health and Prevention

Deborah first joined the Ministry of Health in 1996 and during her time with the organisation held a range of senior leadership roles mainly related to personal and population health. Highlights of her career to date include the establishment of the New Zealand Blood Service and Healthline, the development of the palliative care strategy and management of the cancer programme including the development of bowel screening.

She returns to the Ministry after spending two years at Hutt Valley DHB as Service Group Manager, Surgical, Women's and Children's Health.

Clare Perry: Deputy Director-General Health System Improvement and Innovation (Acting)Clare Perry: Deputy Director-General Health System Improvement and Innovation

Clare has spent the last four years in Group Manager roles at the Ministry of Health with responsibilities for health system improvement, integrated service design and service commissioning.

Clare trained as a graduate nurse at Guy’s Hospital London, making Aotearoa New Zealand her home in 1986. Clare has over 25 years’ health and disability sector experience including 15 years clinical practice in hospitals and in primary care. Her experience includes operational management, educator roles and working with Māori and Pacific communities in South Auckland supporting the health and wellbeing of tamariki under five and their whānau.

In her time at the Ministry, Clare has led strategic initiatives to deliver ongoing improvements in service quality and health outcomes. These include leading legislative change on earnings compensation for people donating organs for transplantation, strengthening national telehealth, maternity, primary care and ambulance services, and overseeing the implementation of regulatory change in abortion law, medicinal cannabis and vaping reform.

John Whaanga: Deputy Director-General, Māori HealthJohn Whaanga: Deputy Director-General, Māori Health

John is affiliated to Ngāti Rākaipaaka, Ngāti Kahungunu and Ngāti Rongomaiwahine. In 2018, John was acknowledged in parliament for his work in successfully negotiating a $100 million Treaty of Waitangi settlement for Ngā Iwi me Ngā Hapū o Te Rohe o Te Wairoa – this was the culmination of over 30 years work. 

John began his career in the Department of Conservation in 1989 (working on Treaty of Waitangi policy and negotiations), before moving on to the Ministry of Education (Māori Education Group) in 1991. 

John originally joined the Ministry of Health in 1993, as a foundation member of the then newly-established Māori Health Directorate, Te Kete Hauora. John then spent six years working in the Ministry, culminating in management roles in both public health and Māori health (as Manager, Te Kete Hauora).

In the last six years John has undertaken a number of significant roles in tertiary education, including as: Chief Advisor Wānanga, Tertiary Education Commission; Deputy Chief Executive, Te Wānanga o Aotearoa; and Chief Operating Officer, Taratahi Institute of Agriculture.

Lorraine Hetaraka: Chief Nursing OfficerLorraine Hetaraka: Chief Nursing Officer

Lorraine Hetaraka (Tapuika, Ngāti Pikiao, Ngāiterangi, Ngāti Ranginui, Ngāti Kahu) joined the Ministry on 15 March.

Lorraine has been the Chief Executive of Te Arawa Whānau Ora for the last year and has made a significant contribution to Māori and other high-needs populations’ wellbeing in the communities this organisation supports. 

Lorraine has a strong clinical and academic background in nursing leadership. She started her career as a registered nurse and then progressed into roles as a Nursing Leader and Nursing Director accountable for strategy, workforce planning, policy and primary healthcare delivery. This included working for the National Hauora Coalition and Procare Health and Homecare Medical. She was also joint Associate Director of Nursing: Māori at Auckland District Health Board and the University of Auckland for four years.

Dr Robyn Carey: Chief Medical OfficerDr Robyn Carey: Chief Medical Officer

Dr Robyn Carey has now started her secondment as acting Chief Medical Officer at the Ministry of Health.

Dr Carey has been seconded from her position as Chief Medical Officer at South Canterbury DHB and, at this stage, will be at the Ministry until the end of June 2022. 

Dr Carey has been at the DHB for the past 20 years working in the Emergency Department, and was the Emergency Department Clinical Director for three years. She is a Rural Hospital Medicine Specialist and prior to starting at the MOH was Chief Medical Officer at SCDHB for three years.

Martin Chadwick: Chief Allied Health Professions OfficerMartin Chadwick: Chief Allied Health Professions Officer 

Martin joins the Ministry of Health from the Bay of Plenty DHB where he has held the post of Executive of Director Allied Health, Scientific and Technical for the last two years.

Previously he held a similar role at Counties Manukau DHB for six years. He has over 25 years of health experience in a range of roles in both the USA and New Zealand and has filled a variety of clinical, managerial and strategic leadership roles. 

Martin has recently completed his doctoral degree via AUT examining health workforce change. Martin is passionate about the untapped potential that allied health professions can bring in improving the quality of care provided to our populations, and in turn better meeting equitable population health needs.

Adri Isbister: Deputy Director-General, DisabilityAdri Isbister: Deputy Director-General, Disability

Adri came to us from the Wairarapa DHB where she was CEO. During her tenure, Adri  led the development of cross-sector work and the implementation of Health Care Home, a primary care initiative.

Adri has over 25 years’ experience in the health and disability sector. She is the former leader of LIFE Unlimited, a national health and disability service provider. She also supported the implementation of the New Zealand Disability Strategy and has held governance positions within the national Needs Assessment Service Co-ordination Association (NASCA) and disability information services.

Adri holds an executive Masters in Business Administration and has received two business excellence awards.

Sarah Turner: Deputy Director, Office of the Director-General

Sarah Turner: Deputy Director-General, Office of the Director-General

Sarah comes to us from the Ministry of Justice, where she has spent the last eight years in group management and deputy secretary roles. 

Sarah’s management career has included policy, service delivery and operations, as well as leading and embedding organisational change.  Her most recent role spanned service design and improvement, service commissioning, and implementing legislative change. 

Sarah has led teams and business units ranging in size from nine to 900 people.

Amy Wilson: Deputy Director-General Health WorkforceAmy Wilson: Deputy Director-General Health Workforce

Amy is an experienced senior public sector leader, with a strong focus on delivering programmes of work relating to people, capability and remuneration.

She was most recently Group Manager Policy and insights in the Ministry’s Health Workforce Directorate, and prior to that was Director HR Policy, Remuneration and Research at the New Zealand Defence Force.

As Deputy Director-General Health Workforce, Amy’s focus is on ensuring New Zealand has the workforce it needs to deliver on our health outcomes.

Celia Wellington: Deputy Director-General Corporate. Celia Wellington: Deputy Director-General Corporate Services

Celia has a background as an organisational psychologist, with over 12 years delivering organisational development consultancy services across the public and private sectors.

She went on to hold senior leadership roles within ACC, and then in ESR as General Manager People and Communications, before joining the Ministry as the Group Manager People and Capability.

She brings extensive experience in people strategy, policy development and implementation of organisation-wide initiatives, along with strong technical expertise in organisational and capability development, culture change and employee engagement.

Philip Grady Acting Deputy Director-General Mental Health and AddictionPhilip Grady: Acting Deputy Director-General Mental Health and Addiction

Since qualifying as a registered comprehensive nurse three decades ago, Philip Grady has been committed to improving outcomes, access to care and choice in the mental health and addiction systems.

Philip’s range of experience includes time spent in frontline clinical nursing roles, senior management roles in both mental health and addiction services and leadership roles including a five-and-a-half-year stint as CEO at Odyssey Auckland, one of New Zealand’s leading addiction treatment NGOs and strategy and funding at both Waitematā and Waikato DHBs.

Philip joined the Ministry of Health following a leadership role in strategy and funding at Waikato DHB.

In his current role as acting Deputy Director-General for Mental Health and Addiction, Philip is leading an ambitious programme of work that will see a once-in-a-generation transformation of mental health and addictions systems. This work is focused on improving access, choice and outcomes for New Zealanders and repealing and replacing the current Mental Health Act.

Outside of work, Philip is a father of three and has completed an MBA.

Karen Mitchell: Deputy Director General, InfrastructureKaren Mitchell: Deputy Director General, Infrastructure

Karen Mitchell took up this role in early 2021, bringing a wealth of infrastructure experience to the role from her time at Treasury leading the Infrastructure Transactions Unit (ITU) and transitioning it to the NZ Infrastructure Commission, Te Waihanga (Infracom). 

Karen originally trained as a pharmacist and has previously worked at the Ministry including in a group manager role establishing our National Screening Unit (NSU). Karen has also contributed to a range of other health strategy, policy, planning and funding initiatives, including in relation to the National Immunisation Register, Plunket services, and leading work to develop the National Ambulance Services Strategy. 

More recently, Karen led Public Private Partnership procurements and commercial negotiations for two new prisons, the Transmission Gully State Highway and the Social Housing Reform Programme. 

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