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Dr Yiannis Ioannou

MA MBBS MSc FHEA FRCPCH

Paediatrician

26 years of experience

London, W1W 5AH

(+2 more)

46 connections in healthcare

Skill endorsed

by Dr Antonis Pavlidis, Dr Krishna Soondrum and 21 other professionals

4.98

/5

(549 reviews)

26 years of experience

London, W1W 5AH

(+2 more)

46 connections in healthcare

Skill endorsed

by Dr Antonis Pavlidis, Dr Krishna Soondrum and 21 other professionals

Areas of expertise

All
Reviews
Skill Endorsements
Paediatric Consultation
126
10
Immunisations
42
1
Well Baby Check
35
1

Contact

Book


Expert in:

About Dr Yiannis Ioannou

Dr Yiannis Ioannou is a children's doctor based in London and happy to look after all aspects of your child's health. As a Consultant General Paediatrician, Yiannis is happy to consult on all conditions affecting children from birth to teenage years including; reflux and colic, constipation, abdominal pain, headaches, coughing, wheezing and asthma, skin rashes and infections. Dr Yiannis offers well baby checks, immunisations, health assessments and health advice for children of all ages offering continuity of care on multiple sites to suit your location.

Yiannis' former NHS base is at Chelsea and Westminster Hospital, where he was also is lead for paediatric undergraduate education and is an Honorary Clinical Senior Lecturer at Imperial College, London. Yiannis now runs a private paediatric clinic group, Childhealthy and sees children privately in clinics across London. 

Yiannis graduated from Pembroke College, Cambridge University and Guy's and St Thomas' Medical School in London. In addition to his diverse general paediatric experience, he has had higher specialist training in paediatric emergency, paediatric intensive care at St Mary's Hospital, London. He has had further subspecialty training and experience in neonatology, paediatric nephrology, neurology and oncology at Evelina Children's Hospital, London and Children's Hospital Westmead in Sydney, Australia. Yiannis completed an MSc in clinical paediatrics, was awarded a fellowship with the Higher Education Academy and a Teaching Excellence Award for NHS Teachers by Imperial College School of Medicine.

Diseases, Medical Tests and Treatments

Health check

Baby check

6 week check

Cough

Fever

runny nose and upper respiratory tract illness

Wheezing

Abdominal pain

Constipation

Skin rashes

Eczema

Head shape and plagiocephaly

All paediatric conditions affecting children from birth to teenage years including: colds, coughing, wheezing and asthma, skin rashes, fever and infections, feeding difficulties in infants such as reflux and colic, constipation, abdominal pain and headaches.

Well baby checks, immunisations, health assessments and health advice for children of all ages.


Areas of expertise

All
Reviews
(335)
Skill Endorsements
(97)

Click the bar to read reviews or skill endorsements

Paediatric Consultation
126
10
Immunisations
42
1
Well Baby Check
35
1
Heartburn (Acid Reflux)
17
1
Food Intolerance
15
1
Health Check (Screening)
12
1
Wheezing
8
3
Reflux and Colic
7
2
Eczema (Atopic Dermatitis)
7
2
Rash
8
1
Video Consultation
3
5
Stomach / Abdominal Pain
7
1
Constipation
7
1
Colic
6
1
Respiratory Syncytial Virus (RSV)
5
2
Growing Pains
2
3
Allergies
3
1
Headache
3
1
Rickets
3
Chest Infection
1
2
Weight Gain
2
1
Assessment for Acquired Head & Skull Deformity
2
1
Chickenpox
1
1
Coeliac Disease
2
Fever
1
1
Child Development
2
Cow's Milk Protein Allergy
1
1
Fainting (Syncope)
1
1
Troublesome Cough
1
Blood in Stool / Rectal Bleeding (Haematochezia)
1
Blood in Vomit (Haematemesis)
1
Paediatric Dermatology
1
Dizziness
1
Whooping Cough (Pertussis)
1
ECG (Electrocardiogram)
1
Hand, Foot and Mouth Disease
1
Chest Pain
1
Lactose Intolerance
1
Flu Vaccine
1
Kawasaki Disease
1
Ultrasound
1
Duchenne Muscular Dystrophy
1
Asthma
1
Appendicitis
1
Medical Report
1
Weight Loss
1
Childhood Obesity
1
Nasal Polyps
1
Movement Disorders
1
Limb Length Discrepancies
1
Cold
1
Travel Vaccinations/Travel Medicine
1
Diarrhoea
1
Threadworm
1
Flat Head Syndrome (Plagiocephaly)
1
Napkin Dermatitis (Nappy Rash)
1
Heart Murmurs
1
Hives (Urticaria)
1
Osteogenesis Imperfecta
1
Sickle Cell Anaemia
1
Inguinal Hernia
1
MRI Scan (Magnetic Resonance Imaging scan)
1
Metabolic Bone Disease
1
Paediatric Sepsis & Infection
1
Iron Deficiency Anaemia
1
Medical Check-Ups
1
Nausea and Vomiting
1
Lung Function / Spirometry
1
Craniosynostosis
1
Positional Skull Deformity
1
Delayed Puberty
1
Paediatric Dizziness & Balance Disorders
1
Paediatric Echocardiography
1
Urinary Tract Infections (UTIs)
1
Idiopathic Juvenile Osteoporosis
1
Acute Paediatric Disorder
1
Chronic Paediatric Disorder
1
Paediatric Epilepsy (Initial Management and Follow-Up)
1
Chronic Cough
1
Vaccination Advice
1
Paediatric Blood Tests
1
Paediatric Imaging
1
Torticollis
1
Speech and Language Delay
1
Dystonia
Developmental Delay
Dysgraphia
Food Allergies
Gait Abnormalities
Growth Disorders
Hypertonia
Inflammatory Bowel Disease (IBD)
Hypotonia
Infant Feeding Issues
Learning Difficulties
Newborn Feeding Issues
Neonatology
Noisy Breathing
Sacrococcygeal Teratoma
Sleep Disorders
Reye's Syndrome
Tourette Syndrome
Tic
Type 2 Diabetes
Children's Joint Problems
Children's Allergies
Children's Vision Development
Bronchitis
Challenging Behaviour
Bedwetting (Nocturnal Enuresis)
Nutrition
Fifth Disease
In Toeing

Registered with

General Medical Council

No. 4726610


Education

University of London

Medicine

Graduated 2000


Qualifications

  • MA MBBS MSc FHEA FRCPCH
  • Fellowship Royal College Paediatrics and Child Health
  • Honorary Clinical Senior Lecturer Imperial College London
  • Specialist Registration Paediatrics with general medical council
  • MSc in Clinical Paediatrics Institute of Child Health, University College London
  • Fellowship Higher Education Academy
  • Membership Royal College Paediatrics and Child Health
  • MB BS Guy's, Kings and St Thomas' Hospitals
  • BA Hons Pembroke College, Cambridge University

Languages spoken

  • English
  • Greek

Insurers

  • Freedom Health Insurance
  • Healix Health Services
  • General and Medical
  • Saga Health Insurance
  • The Exeter
  • Simply Health (Dental)
  • Aviva Health
  • Vitality
  • Cigna
  • Allianz Worldwide Care
  • Bupa Fee Assured
  • AXA Health
  • WPA
  • Bupa
  • Aetna
  • The PHC
  • National Friendly
  • Benenden Health
  • Self-pay only

Fees

  • New appointment

    £350
  • Follow-up appointment

    £350
*May vary on location

Locations

HCA Healthcare UK The Portland Hospital

205 – 209 Great Portland Street, London, United Kingdom, W1W 5AH

4.84(2,768 reviews)

Opening hours

Monday
Tuesday
09:45 - 14:45
Wednesday
Thursday
09:45 - 14:45
Friday
Saturday
Sunday

Opening hours

Monday
Tuesday
09:45 - 14:45
Wednesday
Thursday
09:45 - 14:45
Friday
Saturday
Sunday

Cromwell Hospital

164-178 Cromwell Rd, London, United Kingdom, SW5 0TU

4.87(1,913 reviews)

Opening hours

Monday
Tuesday
Wednesday
09:45 - 14:45
Thursday
Friday
Saturday
Sunday

Facilities

Wheelchair Accessible
Paid Parking
View practice profile

Childhealthy

234 Great Portland Street, London, United Kingdom, W1W 5QT

4.99(286 reviews)

Opening hours

Monday
Tuesday
09:45 - 14:45
Wednesday
09:45 - 14:45
Thursday
09:45 - 14:45
Friday
Saturday
Sunday

Areas of expertise

All
Reviews
Skill Endorsements
Paediatric Consultation
126
10
Immunisations
42
1
Well Baby Check
35
1

Contact

Book

Reviews

AI Review Summary

This summary was created by AI based on recent reviews

Dr Yiannis Ioannou is kind, friendly, and reassuring with patients. He provides thorough examinations for common paediatric concerns like viral wheezing, newborn well-checks, and immunisations. Dr Ioannou is knowledgeable, professional, and efficient, offering clear advice and detailed explanations to families. Appointments often involve general paediatric consultations.

5
verified patient
14 Jul 2026

Excellent.

5
verified patient
23 Jun 2026

Dr Yiannis is very professional and warm and helps the patient and parents feel at ease right away. He explained everything in a calm and thorough manner and helped us understand the relevant aspects of our baby’s health.

Patient seen for:
5
verified patient
04 Jun 2026

10/10 experience every time

5
verified patient
26 May 2026

Very helpful doctor and great care for our little one. Takes a lot of time listening to our concerns. Highly recommended. Always pleasure seeing him to help us with our concerns.

Patient seen for:
5
verified patient
26 May 2026

We saw Dr Yiannis today for a check-up for both children. We received a fantastic care as always, had opportunity to discuss all the concerns and questions and Dr Yiannis was very knowledgeable and providing great advice and guiding us through the next steps.

5
verified patient
21 May 2026

So warm and professional. Really appreciated his advice and insight.

Patient seen for:
5
verified patient
19 May 2026

Very thorough and addressed all my concerns.

Patient seen for:
5
verified patient
12 May 2026

Very friendly staff

5
verified patient
05 May 2026

Smooth and answered all questions

Patient seen for:
5
verified patient
16 Apr 2026

Friendly, thorough, efficient

Patient seen for:
Your trust is our top concern, so providers can't pay to alter or remove reviews.
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Skill Endorsements

Dr Ioannou is an outstanding consultant paediatrician who provides thoughtful, compassionate care to children and their families. He is highly knowledgeable, approachable, and always takes the time to explain things clearly and reassure parents. Dr Ioannou is also a valued colleague who is professional, supportive, and committed to delivering excellent patient care.

09 Mar 2026
Endorsed for
Medical Report

Dr Antonis Pavlidis

Dr Antonis Pavlidis

Cardiologist
Is a colleague

It is a privilege working alongside Dr Yiannis Ioannou who is an outstanding General Paediatrician with sound knowledge base and exceptional diagnostic skills. He has a refreshing compassionate energy that is contagious. His has a distinguished educational portfolio and has successfully revamped the curriculum for our Imperial College medical students. I can wholeheartedly recommend Yiannis to any family seeking excellent paediatric care.

29 Sep 2025
Endorsed for
Rickets
Growing Pains

Dr Krishna Soondrum

Dr Krishna Soondrum

Paediatrician
Is a colleague

Dr Yiannis is a fantastic Paediatrician who runs a really well organised practice. I can strongly recommend him.

09 Sep 2025
Endorsed for
Chest Infection
Respiratory Syncytial Virus (RSV)
Tennis Elbow

Mr Tom Setchell

Mr Tom Setchell

Obstetrician & Gynaecologist
Is a colleague

An outstanding paediatric consultant whose opinion I trust and whose referrals are excellent and well thought out.

02 Aug 2025
Endorsed for
Rickets
Growing Pains

Professor Mike Thomson

Professor Mike Thomson

Paediatrician
I have looked after their patients
Dr Yiannis Ioannou logo

Get to know Dr Yiannis Ioannou

Videos

Most recent videos

Explore videos from Dr Yiannis Ioannou explaining process of procedures and other important things you should know before choosing your provider.

Intro Video

Intro Video

08 April 2024

FAQ

What are Dr Yiannis Ioannou's reviews like?

Dr Yiannis Ioannou's overall patient rating is 4.98 out of 5 stars on Doctify. This is based on 549 reviews.

What languages does Dr Yiannis Ioannou speak?

Dr Yiannis Ioannou speaks English and Greek

Where is Dr Yiannis Ioannou located?

Dr Yiannis Ioannou primarily practices at HCA Healthcare UK The Portland Hospital, located at 205 – 209 Great Portland Street, London, United Kingdom, W1W 5AH
See more locations

What are Dr Yiannis Ioannou working hours?

Dr Yiannis Ioannou is working Tuesday (09:45 - 14:45, 09:45 - 14:45), Wednesday (09:45 - 14:45, 09:45 - 14:45), Thursday (09:45 - 14:45, 09:45 - 14:45)

Find where Dr Yiannis Ioannou operates today

Does Dr Yiannis Ioannou accept new patients?

Dr Yiannis Ioannou generally accepts new patients.

Get in touch with this specialist to enquire as a new patient