Our people

We have approximately 70 staff, including our Chief Executive and senior managers whose activities are overseen by a Council of 12 people who are a mix of doctors and lay people.

Our Chair is Dr Curtis Walker and the Deputy Chair is Ms Susan Hughes. Joan Simeon is our Chief Executive Officer.

Council members

Curtis walker

Dr Curtis Walker


MB ChB 2007 Auckland, FRACP 2015

Dr Walker was elected to Council in 2015. He was elected Chairperson in February 2019.

Ko Whakatōhea rāua ko Ngāti Porou ngā iwi. 

Formerly a veterinarian, Dr Walker retrained in human medicine and qualified from Auckland in 2007. He started work as a House Officer at Waikato hospital and commenced internal medicine training there before moving to Palmerston North and Wellington to complete his Fellowship in nephrology (Fellow of the Royal Australasian College of Physicians) in 2015. 

During his time as a resident doctor, he was President of the New Zealand Resident Doctors Association (NZRDA) for 5 years, and currently serves on the board of the Māori Medical Practitioners Association (Te ORA). These roles reflect the strong commitment that Dr Walker has to improving health outcomes for Māori and to supporting doctors during the long and challenging years spent in specialist training.

He commenced work as a renal and general physician in 2015 at MidCentral DHB and loves living in Palmerston North with his wife and two young children.

 Richard Aston

Richard Aston

Richard was appointed as lay member on the Council in October 2019. His governance experience covers a wide range of boards, trusts and government panels, including lay member Osteopathic Council, former chair of Consumer NZ [2014-19], former CEO of social service agency Big Buddy [2003-2017] and Ministry of Social Development Benefit Review tribunal member. His eclectic background has been predominately in social services but has spanned psychology, non-profits, management, corporate IT & Digital.

Aside from board work he and his wife, Ruth Kerr, run a non-profit advisory business and have co-authored a book on parenting boys (Our Boys – Raising strong, happy sons from boyhood to manhood). He is particularly interested in men’s health and well-being, having facilitated a range of discussions/groups around this area. Outside of work, he loves being the father of four adult children. He also has four grandchildren with whom he gets to make up stories, tell tall tales and indulge in imaginative play.

As a lay member, outside of the medical profession, he will offer a different perspective – borne out of a diverse background. He brings a strong sense of fairness, kindness and natural justice to the role.

 Dr Charles Hornabrook

Dr Charles Hornabrook

MBChB Otago 1985, FRANZCP 1999

Dr Hornabrook was appointed to the Council in November 2019.

He graduated from Otago University in 1985, and completed his medical training in Wellington. He did majority of his training in psychiatry in Wellington and completed this whilst working in Newcastle, NSW becoming a Fellow of the Royal Australian and NZ College of Psychiatry (FRANZCP) in 1999. Dr Hornabrook returned to Wellington to a post in Consultation – Liaison Psychiatry after working as a consultant psychiatrist in an evolving neuropsychiatry service and then as clinical director in the Hunter Valley Mental Health service.

Dr Hornabrook has held a number of roles during his career, including Director of Psychiatry Registrar Training for the greater Wellington region, Deputy Director of Mental Health, and as a psychiatrist in the regional pain service.  He has also operated in private practice for over a decade. Currently he works predominantly in Consultation–Liaison Psychiatry within the Wellington Regional Hospital and continues to have a part time private practice.  

Dr Hornabrook has always been interested in neuropsychiatry, professionalism, ethics and collaboration between specialist services when dealing with complex patient problems.

Dr Hornabrook’s interests outside of work include entomology (beetles), family and travel.

Dr Hornabrook has been a psychiatrist member of the panel of the Health Committee panel over the last year.

Susan hughes

Susan Hughes

Deputy Chair

B.A., LL.B, G.Dip. Bus Studs, M.Mgt, QC

Ms Hughes was a partner in the New Plymouth law firm of Govett Quilliam for 18 years, leaving in 2006 to commence practice at the independent Bar. She was appointed Queen’s Counsel in 2007 and continues her practice in New Plymouth.

Her practice is a broad based litigation practice spanning diverse jurisdictions of the Courts.

Ms Hughes has held a number of Government appointments over the years most recently she was a Director of CAA and AVSEC from 2004 to 2011.

Ms Hughes has now practised law for in excess of 30 years, such practice has honed her interest in matters of process and the effective resolution of disputes.

Ms Hughes is Deputy Chairperson of Council and Chairperson of the Council's Audit Committee.

louisa final

Dr T. Lu'isa Fonua-Faeamani

MBChB 1998 Otago, FRNZCGP 2007

Appointed to Council in July 2015, Dr Fonua-Faeamani is a GP at the Fono. The Fono provides affordable healthcare services including medical, dental, pharmacy, health awareness and community support services and delivers a combination of these services across four Auckland locations.

Dr Fonua-Faeamani has worked with Pacific health providers in Central and West Auckland as a GP providing care for this high-needs population.

Dr Fonua-Faeamani graduated from Otago Medical School in 1998. She returned to Tonga for 3 years to work at Vaiola Hospital and was posted to the outer island of ‘Eua as the only doctor for 8 months before returning to New Zealand for advanced training.

Dr Fonua-Faeamani is particularly interested in Pacific health and the development of Pacific GPs and the Pacific primary health workforce.

Dr Fonua-Faeamani is a member of Council’s Health Committee.

kath fox

Kath Fox

MBA, MA, BA, DHA, Dip Tchg

Appointed to Council in October 2018 as a layperson, Kath has held a wide range of senior executive and governance positions in the public, non-government, private and voluntary sectors in New Zealand.  In a career spanning health, education and the wider social service sector, she has held leadership roles in diverse areas including strategy, organisational development and transformation, workforce development, post entry clinical training, aged care, special education, Māori development, mental health and disability support, health service management, policy, funding, and research.

Kath has had a long involvement in health and disability sector leadership and management and has held many governance roles, including Ministerial appointments, in the health sector. Her current governance roles include directorships with Mercy Hospital Dunedin Ltd, Brackenridge Services, and the Canterbury Medical Research Foundation.

Kath brings wide ranging governance, strategic and leadership experience, and a career long commitment to working with organisations that promote excellence, evidence based practice, and thereby support individual and community health and wellbeing.

Kath is a member of Council's Health Committee and the laymember on Council's Advisory Group.

 ainsley goodman

Dr Ainsley Goodman

MB ChB 1994 Otago, FRNZCUC 2006, FRNZCGP 2017

Dr Goodman was elected to Council in 2018.

She graduated MBChB from the University of Otago in 1994 and completed fellowships in Urgent Care in 2006 and General Practice in 2017.

Her career experience has been diverse, working in both primary and secondary care, in the military as a civilian doctor, and in New Zealand, Ireland and Australia.

Dr Goodman was elected to the Executive Committee of the Royal New Zealand College of Urgent Care from 2015 to 2018, serving on their Board of Censors and Education Committees.

She was a member of Council’s Professional Conduct Committee from 2015 to 2018 until elected to Council.

Dr Goodman currently works as a locum in both Emergency Medicine and General Practice in Auckland and is enrolled in the postgraduate programme in Healthcare Law and Ethics at the University of Dundee.

Dr Goodman is a member of Council’s Education Committee.

She is Council’s representative on the Australian Medical Council’s Progress Reports Subcommittee.

Pamela Hale final

Dr Pamela Hale

 MBChB Otago 1982, FRACP 1991

 Dr Hale was appointed to the Council in July 2015.

She graduated from Otago University in 1982 and completed medical training in various hospitals around New Zealand including Christchurch, Tauranga, Hamilton and Dunedin, and a brief stint in the United Kingdom while travelling, becoming a Fellow of the Royal Australasian College of Physicians (FRACP) in 1991.

For many years, Dr Hale worked part-time while busy with her family.

Dr Hale has been a specialist physician in Nelson for 23 years developing the diabetes and endocrinology service, and has had various other roles including being an intern supervisor. She is currently Head of the Department of Medicine and Clinical Senior Lecturer for The University of Otago with respect to the Nelson trainee interns in medicine.

Dr Hale has always been interested in professionalism and ethical behaviour and has led annual tutorials on this with the junior doctors.

Her interests include acute general medicine and the holistic management of Type 1 diabetes, and outside of work, her family.

Dr Hale is Chairperson of Council's Health Committee.

 Paul Hutchison

Dr Paul Hutchison

MB ChB 1970 Otago, MRCOG 1978, FRANZCOG 1983, Dip. Com. Health

Dr Paul Hutchison graduated from the University of Otago in 1970 and was appointed to Council in May 2017.

He spent time doing postgraduate work at Case Western Reserve University in the United States, National Women’s Hospital in Auckland, Addenbrooke’s Hospital in Cambridge, England, and was a clinical lecturer for the University of London at St Thomas’ Hospital in Central London.

He also undertook medical and general practice work in Papua New Guinea, Western Samoa and the United Arab Emirates.

Dr Hutchison qualified as a specialist in Obstetrics and Gynaecology and became a consultant at National Women’s Hospital, and North Shore Hospital during the 1980s and 1990s.

He has held executive positions in the New Zealand Obstetric Society, New Zealand Medical Association and the Royal Australian and New Zealand College of Obstetrics and Gynaecology.

Dr Hutchison actively chaired a committee to bring caesarean sections facilities to the North Shore where previously women had to be transported across the harbour bridge!

He was a senior partner and founder of the Artemis Medical and Surgical Centre on the North shore and was chair of the innovative fertility department which carried out new technologies including in vitro fertilisation or IVF embryo transplants.

Dr Hutchison became Member of Parliament for Port Waikato, then Hunua from 1999-2014.

He chaired Parliament’s Health Select Committee from 2008-2014. During that time he initiated, ’an inquiry into improving child health outcomes and preventing child abuse with a focus from preconception until 3 years of age,’ which continues to have an influence on health and social policy formation. Dr Hutchison was also a member other committees including the Foreign Affairs, Defence and Trade Committee.

In 2014, Dr Hutchison received the New Zealand Medical Association Chair’s Award for making ‘an outstanding contribution to health in New Zealand’ 

That year, he left Parliament and regained his medical registration. 

Dr Hutchison currently works in a high needs South Auckland general practice. He holds a number of directorships and is a trustee of Entrust, the majority shareholder of Vector.

He has a wide number of interests that include family, gardening, sport, music, politics, bees and honey.

Dr Hutchison is a member of Council's Audit Committee.

 Giselle McLachlan

Giselle McLachlan


Giselle is an experienced company director, chair, CEO, and was a lawyer for over 30 years.

Her roles have been varied, from the agricultural sector through to being a partner in a law firm, and General Counsel for New Zealand’s largest insurance company.  She has held many board roles, notably serving as a director for four years on the Earthquake Commission, including its audit committee, and the H&J Smith group in the South Island.  Amongst other chair roles, Giselle chaired the Audit Committee for the Institute of Financial Advisers and a recently merged GP practice, Health Central Ltd.  She is a Chartered Fellow of the Institute of Directors.

Her interests outside her professional roles include her family, growing & preparing healthy food and exploring her home region of Central Otago.

 John Nacey

Professor John Nacey

MB ChB 1977 Otago, FRACS 1985, MD 1987 (Otago), MBA

Professor Nacey graduated from the University of Otago in 1977. After completing specialist training in urology, which included an appointment as Chief Resident in Surgery at the Flinders University Medical Centre Adelaide, Australia, he returned to New Zealand to take up a joint hospital/university position in Wellington. In 1998, he was appointed Dean and Head of Campus at the University of Otago’s Wellington School of Medicine, a position he held for 10 years.

With an interest in prostate disease, Professor Nacey has published extensively on this subject. He acts as referee for several major international journals and has chaired the recent Government Taskforce on prostate cancer. As past examiner for the Royal Australasian College of Surgeons he has maintained his interest in teaching undergraduate medical students and postgraduate surgical trainees.

Professor Nacey currently holds the position of Professor of Urology at the Wellington School of Medicine.

He has widespread community involvement including the position of President of the Wellington Medical Research Foundation and Chairman of the Board of Management. He remains a strong advocate for promoting men’s health.

Professor Nacey is Chairperson of the Council’s Education Committee.

Kim Ngarimu

Kim Ngārimu


Ms Ngārimu held the position of Deputy Secretary Policy with Te Puni Kōkiri from March 2007 until December 2013.

Ms Ngārimu has also held positions as Acting Chief Executive, Ministry of Women’s Affairs and as the Acting Director for the Waitangi Tribunal.

Following the completion of her university studies, Ms Ngārimu worked for Te Rūnanga o Ngāti Porou, gaining a solid grounding in Māori community dynamics and aspirations. Following this, she first joined Te Puni Kōkiri in 1992, and until 1999 working in various senior management, policy management and regional roles. She left Te Puni Kōkiri in 1999 to take up a Sector Manager role at the Office of the Controller and Auditor General.

In the seven years before re-joining Te Puni Kōkiri, Ms Ngārimu continued to build her experience in policy, strategic management, business and governance, through her co-directorship of her management and public policy consulting company.

Ms Ngārimu is a member of Council’s Audit, Education and Health Committees.

Ms Ngārimu tribal affiliation is Te Aitanga ā Mate, Ngāti Porou.


Senior management team


Joan Simeon

Chief Executive Officer

Joan was appointed Chief Executive in December 2017, having spent the past 14 years in various senior operational and strategic roles at Council.

Her most recent position was Strategic Programme Manager, responsible for developing and implementing the Council’s strategic directions and plans.

Significant projects Joan has undertaken during this time include managing the review of prevocational medical training in 2011, which has since led the implementation of changes focused on improving the quality of education and training for interns. This work included developing the New Zealand Curriculum Framework, creating an electronic portfolio to record an intern’s learning and provide guidance for addressing their development needs, and training for clinical supervisors.

More recently, Joan’s work has been focused on promoting the competence of, and collegial support for, vocationally registered doctors. This includes strengthening recertification programmes to ensure that doctors maintain and continue to improve their standard of medical practice. She has also been leading a project to develop a cultural competence framework in an effort to improve cultural safety for patients.

Joan has previously held the role of Council’s Registration Manager, where she managed the development of policy following the implementation of the Health Practitioners Competence Assurance Act (2003), the legislation under which all health regulatory authorities in New Zealand function.

In 2017, Joan was keynote speaker at the Australia and New Zealand Prevocational Medical Education Forum in Brisbane and also presented at the International Association of Medical Regulatory Authorities (IAMRA).

Joan has recently completed a Masters in Public Management through Victoria University of Wellington, focusing her study on the health sector. Joan also has a post-graduate qualification in Business Studies from Massey University.

 David Dunbar

David Dunbar


LLB, B.Com

David Dunbar is the Council’s Registrar and a qualified lawyer. In June 2016 he was elected as Wellington Branch President of the New Zealand Law Society 

Before joining the Medical Council, David was the Registrar at the Dental Council of New Zealand. David was heavily involved with the development and implementation of the Health Practitioners Competence Assurance Act 2003 in his role as a senior analyst with the Ministry of Health. Prior to this, David was an Adviser on Regulatory Services with the Business Improvement Group at Wellington City Council and before that worked for 12 years as Senior Parliamentary Officer with activities including legislative drafting. 

David is the author of "Health Practitioners (Reissue 1)": A title in the Laws of New Zealand series (LexisNexis)