Meet Your Clinical Team
Children aren't little adults. They need to be treated by clinicians who understand their unique health and physiology. Every clinician on our team specialises in children's health and is NHS-trained with 8+ years experience.

Dr. Abhinav Bhansali
MBBS BSc (Hons) MRCGP PgDip Health & Design
Co-founder at Joey
8+ years of experience
GP with Paediatric Specialty
Registered with the General Medical Council
Number: 7525570
Abhi graduated from Imperial College School of Medicine in 2016. He is a qualified GP with a special interest in paediatrics and a passion for getting health right in the early years. Having worked in one of the busiest paediatric departments in London – he’s gained invaluable experience in child health and wellbeing. In his spare time, he loves to run, cook and occasionally binge-watch a drama.



Dr. Yiannis Ioannou
MA MBBS MSc FHEA FRCPCH
Clinical Director at Joey, Dad
24+ years of experience
Consultant General Paediatrician
Registered with the General Medical Council
Number: 4726610
Yiannis is a Consultant General Paediatrician with experience across leading children’s hospitals in London and Sydney. He runs Childhealthy, a private clinic offering paediatric care and therapy services across multiple London locations. Yiannis trained at Cambridge University and Guy’s and St Thomas’ Medical School before completing a Master’s in Clinical Paediatrics. He has extensive experience in paediatric emergency care, intensive care, and subspecialties, and has been an Honorary Clinical Senior Lecturer at Imperial College London. After over 25 years in the NHS, Yiannis now focuses on supporting families through his private clinic. Outside of work, he enjoys running, cold-water swimming, and spending time with his family.



Colette Tarling
BSc (Hons)
Paediatric Nurse (Band 7 Senior Sister), Mum
14+ years of experience
Registered with the Nursing & Midwifery Council
Number: 09F1947E
Colette is a highly experienced paediatric nurse with over 14 years of expertise in child health, emergency care, and family support. She graduated with Honours from the University of Hertfordshire in 2010, where she was recognised for her exceptional dedication to patient care. Colette has worked as a senior sister in one of Europe’s busiest Emergency Departments, leading a team of nurses and mentoring countless students and staff. She is a clinical nurse advisor for NHS111 and one of the European Paediatric Advance Life Support Instructors. Colette has also supported multiple trusts, CAHMs and social services, focusing on empowering families with practical advice on child wellbeing and emergency care. As a busy mum of 3, Colette’s favourite things to do are to get active with her family and to travel lots!




Dr. Holly Boyd
MBBS, MRCPCH, MSc Allergy
Consultant Paediatrician, Mum
14+ years of experience
Specialities: Allergy & Dermatology
Registered with the General Medical Council
Number: 7044394
Holly is a consultant paediatrician with a specialisation in allergy and dermatology. She graduated in medicine from University College London and earned a distinction in her Master of Science degree in Paediatric Allergy from Imperial College London. She trained at Great Ormond Street Hospital, University College London and The Evelina Children Hospital. She is also actively involved in advancing the diagnosis and management of food allergies as part of her research at King’s College London. Holly is passionate about delivering high-quality patient-centred care for children and their families. As a mother of three young boys, she understands the unique challenges of managing a child’s health and is committed to ensuring families feel supported, informed, and understood throughout their journey. Outside of work, she enjoys running, yoga, cooking, and spending time with her family.





Dr. Natalie Prevatt
MBCH MRCPCH DTMH DPID CTH FRGS
Consultant Paediatrician, Mum
18+ years of experience
Specialities: Infectious Diseases, Tropical Medicine and Hygiene
Registered with the General Medical Council
Number: 6114705
Natalie is a Paediatric Consultant with diplomas in Paediatric Infectious Diseases, Tropical Medicine and Hygiene, and 18+ years of experience. She trained at Chelsea and Westminster Hospital, Great Ormond Street Hospital and University College Hospital and has worked extensively in East Africa. She leads courses in tropical and travel medicine. Alongside her work as a general paediatrician she also runs infection and immunity clinics. Natalie is the only UK paediatrician with approved Travel Medicine training so she supports complex patients who want to travel within the NHS, and privately supports the needs of travelling pregnant women and children as the Children’s Travel Doc. Natalie is mum to a toddler, before that she travelled to remote areas for fun and for work, coordinated a couple of paediatric charities and went to the cinema at least once a week as part of a film review club 🍿