Senior Leadership

Johnny Louie
Group CEOMBA, BSc, BNursing, PGDip AdvNursing, RNJohnny heads up two New Zealand owned and operated businesses - Emergency Consult and Stella Secure Business Platforms - both of which share a vision to combine expertise with cutting-edge technology...
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Amanda Makgill
Contracts & HRAmanda’s experience in developing family businesses and start-ups helped cement a strong foundation for Emergency Consult while the business was in its infancy. Amanda has broad experience across strategic, financial and operational functions.
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Megan Abraham
Clinical Services ManagerRN BHSc PGCertHaving worked in various leadership roles with Te Whatu Ora, Megan joins Emergency Consult with the skills and drive to optimise patient outcomes and efficiencies while providing support and guidance to clinicians.
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Dr John Bonning
Clinical Director | Emergency Medicine SpecialistFACEM MBChBDr Bonning has been a doctor for almost 35 years and has specialised in emergency medicine for more than 18 years. He has served in numerous healthcare leadership roles including...
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Praneesh Prasad
Sales and Product ManagerBComPraneesh joined Emergency Consult headquarters from Stellar Secure Business Platforms and brings with him sales, product development, customer service and team building expertise. He holds a Bachelor of Commerce...
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Hugh McAlister
Group CFOCA BMSHugh is a seasoned Chartered Accountant and senior leader with many years’ experience in senior finance roles. His rich work history includes financial and business roles in the UK, Ireland, Mozambique and Kenya, as well as here in Aotearoa.
Read MoreOperations

Meg Rabbidge
Client Relationship ManagerCertBus CertTREOMeg has been working in Aotearoa’s health sector, in business and operational management roles, for the past decade. She has overseen numerous healthcare practices in her time and, prior to joining Emergency Consult...
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Sheree Johnston
Finance AdministratorSheree is a detail-oriented finance administrator based out of our Hamilton headquarters. She possesses reliable accounting and administrative skills and is resourceful in tackling the many and varied back-office tasks asked of her.
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Tim Simmonds
Clinical Nurse ManagerRN BNurs PGCertHScTim brings a positive, holistic outlook thanks to a multi-faceted background, which includes thorough nursing experience as well as earlier career exploits in cheffing, sales, and construction...
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Melissa Buys
Project & Operations SupportNDipMelissa brings a genuine warmth and collaborative spirit to her role, along with a solid career across various client-facing businesses. Her experience spans business operations, process improvement and ISO certification...
Read MoreClinical Governance

Dr Martyn Harvey
Co-Founder | Emergency Medicine Specialist MD FACEM MBChBDr Harvey is an Emergency Medicine Specialist and Emergency Medicine Researcher with over 75 publications to his name. He has been practicing Emergency Medicine for over 25 years...
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Dr John Bonning
Clinical Director | Emergency Medicine SpecialistFACEM MBChBDr Bonning has been a doctor for almost 35 years and has specialised in emergency medicine for more than 18 years. He has served in numerous healthcare leadership roles including...
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Tim Simmonds
Clinical Nurse ManagerRN BNurs PGCertHScTim brings a positive, holistic outlook thanks to a multi-faceted background, which includes thorough nursing experience as well as earlier career exploits in cheffing, sales, and construction...
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Megan Abraham
Clinical Services ManagerRN BHSc PGCertHaving worked in various leadership roles with Te Whatu Ora, Megan joins Emergency Consult with the skills and drive to optimise patient outcomes and efficiencies while providing support and guidance to clinicians.
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Amanda Makgill
Contracts & HRAmanda’s experience in developing family businesses and start-ups helped cement a strong foundation for Emergency Consult while the business was in its infancy. Amanda has broad experience across strategic, financial and operational functions.
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Dr Leslie Crebassa
Emergency Medicine SpecialistFACEM FACEP ABEM BADr Crebassa grew up in the United States, where she gained her medical doctorate and became fully certified in Emergency Medicine before moving to New Zealand. Within a year of arriving here in 2018, Dr Crebassa also became a Fellow...
Read MoreDoctors

Dr Martyn Harvey
Co-Founder | Emergency Medicine Specialist MD FACEM MBChBDr Harvey is an Emergency Medicine Specialist and Emergency Medicine Researcher with over 75 publications to his name. He has been practicing Emergency Medicine for over 25 years...
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Dr Giles Chanwai
Co-Founder | Emergency & Travel Medicine Specialist FACEM MBChB DipObs DipPaeds DipTravelMedDr Chanwai has a depth of knowledge and practical skills developed over 20+ years of practising emergency medicine. He specialises in both Emergency Medicine and Travel Medicine.
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Dr John Bonning
Clinical Director | Emergency Medicine SpecialistFACEM MBChBDr Bonning has been a doctor for almost 35 years and has specialised in emergency medicine for more than 18 years. He has served in numerous healthcare leadership roles including...
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Dr Mustafa AlShaar
Co-Founder | Emergency Medicine Specialist | General Practitioner FACEM FRNZCGP MBChBDr Alshaar is both a Specialist and GP – he obtained a Fellowship Degree in Emergency Medicine in 2012 and another in General Practice in 2018 - and has an impressive knowledge of the healthcare landscape in Aotearoa.
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Dr Thiri Aung-Holebrook
Emergency Medicine Specialist MB BCh BAO FACEMDr Aung-Holebrook has spent much of the last decade as an Emergency Medicine Physician at Auckland Hospital. She thrives on the pace of a big city ED but also knows what it’s like to care for acutely unwell patients without the resources of a tertiary hospital...
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Dr Satra Browne
Emergency Medicine SpecialistMD FACEM ABEMDr Browne completed her undergraduate studies at Johns Hopkins University, then went on to earn her medical degree in New York at Albert Einstein College of Medicine. She migrated to Aotearoa in 2011 and settled in Auckland. She has served as an Emergency Specialist throughout the U.S. and Aotearoa...
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Dr Jordan Vincent
Emergency Medicine SpecialistMBChB FACEMHaving recently completed his ACEM Fellowship OSCE, Dr Vincent is thriving on the pace and challenge of emergency medicine. Dr Vincent’s training started at med school in Otago where he was recognised with numerous scholarships and awards...
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Dr Tom Carter
Emergency Medicine SpecialistBSc DO FACEP FACEMDr Carter moved to Aotearoa from the United States in 2016. Lured here by our beaches and mountains, the move has provided lifestyle opportunities as well as career sustainability for Dr Carter, who is heavily involved in research...
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Dr Elizabeth Park
Emergency Medicine SpecialistMD FACEP FACEMDr Park trained in emergency medicine in the largest trauma centre in North America. She has engaged in a number of research projects over her career — both clinical and basic sciences, including two research positions at the US National Institutes of Health (NIH)...
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Dr Kat Kabala
Emergency Medicine SpecialistMBChB FACEM PGDipHSc PGCertRH BScDr Kabala is an emergency physician, an athlete, an expedition leader, and a sport and event doctor. She has competed internationally in both triathlon and swimming. She has led expeditions to Kilimanjaro and the Grand Canyon.
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Dr Amanda Collins
Emergency Medicine SpecialistMBChB FACEM PGDipMedEd DipChildHealth PGCertCPUDr Collins began impressive her medical career in Scotland. After graduating Edinburgh Medical School she worked in Glasgow and commenced further studies with the University of Dundee. Upon moving to Aotearoa in 2016...
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Dr Katy Heuser
Emergency Medicine SpecialistMBChB(Hons) BSc(Hons) FACEMDr Heuser is deeply invested in high quality emergency care. She is particularly motivated by patients with complex presentations, the critically unwell, and geriatric emergencies. Dr Heuser began her studies in the UK. She gained both...
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Dr Mark Sagarin
Emergency Medicine Specialist MD FACEMDr Sagarin graduated from Harvard Medical School in 1996 and the Harvard Affiliated Emergency Medicine residency in 2000. After his residency training, and a few years as a consultant in the Boston area, he went to New Mexico for a decade. In 2014 Dr Sagarin left the United States for Aotearoa.
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Dr Mai Nguyen
Emergency Medicine Specialist MD FACEMDr Nguyen’s medical career has taken her around the world. She has been published numerous times and has presented in Kuala Lumpur, South Africa, India, Turkey, Vietnam, Puerto Rico and Ecuador. Dr Nguyen completed her medical training in the United States.
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Dr Brad Peckler
Emergency Medicine SpecialistMD FACEP FACEMDr Peckler received his undergraduate BA from Tulane University (New Orleans) and his medical doctorate from St. George’s University School of Medicine (Grenada). After finishing his training in Emergency Medicine and chief resident year...
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Dr Lucy Edwards
Emergency Medicine SpecialistMBChB FACEM PGCertCPUDr Edwards graduated from Sheffield University and worked for a year as a house office at Rotherham, UK before immigrating to New Zealand. She has been in Aotearoa almost two decades...
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Dr Leslie Crebassa
Emergency Medicine SpecialistFACEM FACEP ABEM BADr Crebassa grew up in the United States, where she gained her medical doctorate and became fully certified in Emergency Medicine before moving to New Zealand. Within a year of arriving here in 2018, Dr Crebassa also became a Fellow...
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Dr Kiri Manning
Ngāpuhi | NgāiterangiEmergency Medicine Specialist | General PractitionerMBChB DipEM Adv (ACEM)
Dr Manning is an Emergency Medicine diplomate and has been working in Australasian emergency departments since 2010. But emergency medicine is not her only forte...
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Dr Adrian Kerner
Emergency Medicine SpecialistMBChB FRCS FRCEM PGCEd FACEMDr Kerner has practiced medicine in New Zealand, the United Kingdom, and Tonga - and has also had professional links with Cambodia for many years. His training started in England, where he graduated from the University of Sheffield Medical School...
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Dr Karen Danenhauer
Emergency Medicine DoctorMD ABEMDr Danenhauer is a US-trained emergency doctor who has been working in New Zealand since 2015. The majority of Dr Danenhauer’s career has been spent working in rural settings where she has enjoyed the unique challenges that rural health entails...
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Dr David Haunschmidt
Emergency Medicine SpecialistFACEM DCH PGCertCPU MBChBOriginally from Scotland, Dr Haunschmidt gained his medical degree in Edinburgh and worked around Glasgow for several years before coming to New Zealand in 2016. He has worked in several central and lower North Island hospitals...
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Dr Karina Walters
Emergency Medicine SpecialistMD PhD FACEM FACEPDr Walters gained a PhD in biochemistry before embarking on her medical career. She was educated in Texas where she also trained as an Emergency Medicine Specialist. During the course of her medical degree and emergency medicine residency she completed rotations in both Australia and Costa Rica.
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Dr Elspeth Frascatore
Tangata Tiriti | Emergency Medicine Specialist MBChB FACEM DEMTDr Frascatore initially trained Glasgow and worked in Edinburgh. She left Scotland in 2006 and has pursued her medical career here in Aotearoa ever since. In addition to her work with Emergency Consult, Dr Frascatore currently serves as a Senior Medical Officer at Te Toka Tumai...
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Dr Marcus Kramer
Senior Medical OfficerMBChBDr Kramer has almost three decades’ experience in hands-on clinical care. He graduated with a Bachelor of Medicine and Surgery from Auckland University in 1995, thereafter working as a physician here in Aotearoa as well as Qatar and, for a brief stint, supporting aeromedical retrievals from the Solomon Islands.
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Dr Pragati Gautama
Emergency Medicine Doctor | General Practitioner | Rural Medicine SpecialistMBBS BSc(Hons) Dip Obs DTM&H PGDipRCP PGCertCPU PGCertClinEd FDRHMNZ FRNZCGPDr Gautama has a wealth of experience spanning multiple specialties and diverse roles in healthcare. She was originally trained at the Royal London Medical School...
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Dr Jenni Hawes
Emergency Medicine SpecialistMBChB BSc(Hons) FACEMOriginally from the UK, Dr Hawes moved to New Zealand in 2010. At that time, she already had several years’ experience working in UK hospitals under her belt. She gained a Bachelor of Science (with honours) majoring in Anatomy in 2003 and completed her medical degree from the University of Leeds...
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Dr Dan Dobbins
Emergency Medicine SpecialistFACEM DO BScOriginally from the United States, Dr Dobbins relocated to Aotearoa in 2013. He has been a Fellow of the Australasian College of Emergency Medicine (FACEM) for a decade and is also certified with the American Board of Emergency Medicine and the Wilderness Medicine Institute.
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Dr Chame Blackburn
Emergency Medicine SpecialistMD FACEMDr Blackburn completed medical school at the University of Utah before undertaking her Emergency Medicine residency at Albany Medical Center in New York, where she went on to join the staff as an academic emergency physician. She has travelled and worked in diverse rural locations including...
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Dr David Benchetrit
Emergency Medicine SpecialistCSCT CAMU DESC-MUDr David Benchetrit trained in Marseille, France, and spent more than a decade working across several French hospitals before embarking on an OE in Aotearoa. In New Zealand he worked with Waitematā DHB and Middlemore Hospital, and volunteered with HEMS/Westpac Rescue Helicopter.
Read MoreNurse Practitioners

Katy Cryer
Nurse PractitionerNPKaty has been nursing in the Waikato for almost two decades. In that time, she’s worked on the frontlines as a Paramedic, Registered Nurse, Clinical Nurse Specialist, and Charge Nurse Manager...
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Verity Hawke
Nurse PractitionerMNVerity has worked in primary care as a Nurse Practitioner where she provided both urgent care and booked appointments for adults and children. She also served as part of the Waikato region’s medical team for sexual assaults.
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Helene Draper
Nurse PractitionerRN BSc(Hons) MNHelene qualified as a Nurse Practitioner 2018 with her area of practice covering acute lifespan. Her deep experience includes emergency nursing in Aotearoa and Singapore, community nursing in the London, and military nursing in the UK and abroad.
Read MoreNurses

Nurse Cate
Registered NurseRN BN PGDipHscCate possesses an advanced nursing skill set as well as operational management prowess. She has recently stepped away from her Clinical Nurse Manager role into the acute triage clinical team.
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Nurse Jo
Registered NurseRNJo has been a Registered Nurse for over 20 years and has a background in emergency and critical care nursing. She grew up living in the UK and Africa and returned to New Zealand after she had begun her nursing career.
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Nurse Wendy
Registered NurseRN MN (Clin)Registered in 1979, Wendy is a nurse with many years' experience as well as a Master’s Degree in Nursing Practise. She has held a number of management, education and clinical roles...
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Nurse Honey
Registered NurseRN PGDipHSc MSNHoney started nursing in 2008 in the Philippines. She first worked as a clinical instructor then as a hospital nurse in a medical-surgical unit.
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Nurse Allan
Registered NurseRNAllan is a Registered Nurse with 23 years’ experience under his belt. He qualified in the Philippines, where he was also once the Head Nurse of an Emergency Department.
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Nurse Susie
Registered NurseRNHaving been a Registered Nurse for over two decades, Susie’s nursing experience is vast. She has 13-years’ worth of experience as an emergency nurse, has a special interest in triage, and is skilled at caring for...
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Nurse Ali
Registered NurseRNAli has been working in the healthcare sector in Aotearoa for two and a half decades. Her 20-year nursing career spans a number of settings including tertiary hospitals, managed isolation, busy emergency departments and satellite clinics.
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Nurse Judy
Registered NurseRNWith over 45 years clinical nursing experience, Judy brings vast and multi-faceted capability. She is a long-standing RN with Waikato DHB’s Nursing Resource Team and has worked in all areas of the hospital...
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Nurse Cielo
Registered NurseRNCielo is an experienced Registered Nurse (RN) who has worked within the Waikato DHB for the last decade across a diverse range of clinical settings. Her broad general nursing skills enable her to work across different areas within the hospital...
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Nurse Rojo
Registered NurseRNRojo has been emergency nursing for 14 years and has spent the last eight years working in Thames Hospital’s emergency department (ED). Originally from India, Rojo gained his Bachelor of Nursing in Bangalore.
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Nurse Jan
Registered NurseRNJan has been nursing for 15 years and has developed special interests in health informatics and emergency nursing. She originally gained her Bachelor of Science in Nursing in the Philippines...
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Nurse Jeus
Registered NurseBNSc RNJeus begun his nursing career in the Philippines where he completed a Bachelor of Science in Nursing at Trinity University of Asia. In Manila, he gained experience in a hospital emergency room before moving to San Juan City...
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Nurse Sharlene
Registered NurseRNSharlene is an emergency nurse, a mother of four boys, and a professional trainer. While no two days are ever the same in Sharlene’s world, she is consistent in the high energy and care she brings to every patient and every job...
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Nurse Nicky
Registered NurseRNNicky is an experienced Registered Nurse and Nurse Manager. She has 15 years’ Emergency Department experience including tenure as Acute Care Nurse Manager. Nicky’s formal qualifications include a Bachelor of Nursing and a Post-Graduate Diploma...
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Nurse Sarah
Registered NurseRNSarah started her nursing career at Auckland’s busy Middlemore Hospital where she has worked across Older Persons & Rehabilitation (OPR), Orthopaedics, and the Emergency Department (ED). She also worked in London...
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Nurse Melissa
Registered NurseRNMelissa is a hard working nurse with a decade’s experience behind her. She has recently stepped into a Duty Nurse Manager role after previously working as an Associate Charge Nurse Manager in the emergency department.
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Nurse Debbie
Registered NurseRNDebbie has been a Registered Nurse for more than 20 years. She trained in Hamilton, then worked at the Royal Perth Hospital in Western Australia for three years, before returning to New Zealand. Debbie has worked across various wards...
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Nurse Robby
Registered NurseRNRobby graduated as a Registered Nurse in 1981 and has accumulated over 35 years of nursing experience across a broad range of settings. Early in her career she was Charge Nurse of a busy surgical ward. She has worked in international humanitarian roles...
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Nurse Angel (Angelina)
Registered NurseRNAngel is originally from the Philippines and has been a nurse for over 15 years. In 2012, she relocated to New Zealand to become an NZRN. While Angel has previous experience working in aged care, her real passion lies in acute and emergency nursing.
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Nurse Elbert
Registered NurseRN PGDipHSclbert is a critical care RN with over a decades experience within intensive care unit (ICU) and emergency department (ED) settings. He started his nursing career in the medical and surgical ward of a teaching hospital in the Philippines in 2008.
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Nurse Rachel
Registered NurseRCpN PGDipA capable and dedicated nursing professional, Rachel has over 30 years’ experience, including vast hospital, community and telehealth nursing experience.
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Nurse Hayley
Registered NurseRN PgDipHScHayley has extensive nursing experience and has spent much of her career in the Intensive Care Unit (ICU). In addition to her decade spent in specialty nursing (intensive care), she has also worked in telehealth...
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Nurse Kelly
Registered NurseRNKelly has over 15 years nursing experience, including a number of years working within the Waikato Emergency Department (ED) as well as in EDs in Australia and the UK. In addition to her ED experience...
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Nurse Tanya
Registered NurseRN BNursTanya gained her Bachelor of Nursing here in Aotearoa before heading overseas to work in London and the outback of Australia. Once she returned to New Zealand, she worked in the Waikato...
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Nurse Claire
Registered NurseRNClaire is an experienced nurse having worked in emergency department and urgent care environments as well as general practice. She completed her Bachelor of Nursing in Christchurch...
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Nurse Roxie
Registered NurseBSc Nurs(Hons) PGDip AdvNursRoxie brings more than 17 years of nursing experience across adult and paediatric care, spanning hospice, community, and emergency settings. Her background includes senior nursing roles in the Emergency Department at...
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