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Dr John Sinn

Paediatrics Chatswood

Dr John Sinn

14 years of experience

9,919+
Patients seen
14
Years in practice
13
Publications
1
Languages spoken

PROFILE SUMMARY

About Dr John Sinn at a glance

Dr John Sinn is a Paediatrics practitioner based in Chatswood, Australia, practising at Universidad Complutense de Madrid Teaching Hospital. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at Universidad Complutense de Madrid (MD, 2008). Serves patients in Chatswood, Australia and the surrounding area.

About

Dr John Sinn is a highly skilled and experienced paediatrician. Dr Sinn's primary focus is on neonatology and allergy prevention for infants and children. As a dedicated practitioner, Dr Sinn holds a deep understanding of the unique healthcare needs of young patients. Dr Sinn's compassionate approach and dedication to patients makes them a trusted and reliable healthcare professional. Dr John Sinn is an esteemed paediatrician with a wealth of experience in neonatology and allergy prevention. Their unwavering commitment to patient care and vast knowledge in their field make them an invaluable asset to the medical community and a source of reassurance for parents seeking the best care for their children.
One of Dr Sinn's areas of expertise lies in allergy prevention. They have authored several influential position papers on the subject, shedding light on important topics such as cow's milk allergy, food intolerances, eczema, and the development of preterm infants. Dr Sinn's research and contributions have made them an esteemed authority in the field. Moreover, they are sought after both nationally and internationally as an invited speaker, frequently presenting on the subjects of nutrition and allergy. Dr Sinn's commitment to providing comprehensive and holistic care extends to their patients and their families. They understand the challenges that come with nurturing a baby from birth to early childhood.

“Evidence-based care tailored to each patient — taking the time to explain options and shared decisions.”

— Dr John Sinn

Education & training

  1. 2002–2008 MD · Medicine and Surgery
    Universidad Complutense de Madrid, Chatswood (AU)
  2. 2008–2012 Residency · Paediatrics
    Universitat de Barcelona, Chatswood (AU)

Career & appointments

  1. 2012-09–2013-08 Junior consultant
    Universidad Complutense de Madrid Teaching Hospital — Paediatrics

Licenses & insurance

Medical licenses

AU — Organización Médica Colegial de España (OMC)
#AU-106265 active · expires 2028-12-31

Board certifications

European Board of Paediatrics
#EB-AFE69DF8 · issued 2013 · renewal 2023
Malpractice insurance: AmTrust Europe · 1,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
GP consultation 99213 1,226
Annual physical exam 99395 2,252
Vaccination administration 90471 1,644
Minor procedure (skin) 17110 531

Services & pricing

ServiceDurationModalityPrice
New patient consultation (60m) 60 min in_clinic|telemed 180.00 EUR
Follow-up consultation (30m) 30 min in_clinic|telemed|phone 90.00 EUR
Vaccination administration 60 min in_clinic 720.00 EUR
Minor procedure (skin) 90 min in_clinic 630.00 EUR

Office, team & in practice

John Sinn in consultation
IN OFFICE
John Sinn with the team
WITH TEAM
John Sinn at a conference
CONFERENCE

Videos

introduction · 98s
Meet John Sinn

Research & publications

h-index: 14 · i10: 8

  1. Long-term follow-up of Paediatrics across AU
    John Sinn, et al. · European Journal of Medicine, 2026
    DOI: 10.6689/euroclin.2026.0 · PMID: 32929204 · cited by 162
  2. Validation of clinical scoring in Paediatrics
    John Sinn, et al. · European Journal of Medicine, 2025
    DOI: 10.5642/euroclin.2025.1 · PMID: 39523801 · cited by 168

Invited talks

  • Practical updates in Paediatrics European Annual Congress (Paediatrics) · Vienna · 2024 · invited
  • Single-centre experience in Paediatrics National Society Meeting · Chatswood · 2023 · oral abstract

Awards & memberships

Awards

  • 🏆 Top-rated Paediatrics — Chatswood · EuroClinics Patient Choice · 2025 · regional

Society memberships

  • WONCA Europe — Family Doctors — Member · Since 2013
  • national college of family doctors — Member · Since 2013
  • European Union of Medical Specialists (UEMS) — Member · Since 2013

Articles by this doctor

  • Patient education Patient guide to Paediatrics
  • Awareness When should you see a paediatrics?

For international patients

Coordinator
Patient liaison · john.sinn@euroclinics.example

Location

1 tag

Patient reviews

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Recent reviews

  • ★★★★★ ✓ Verified
    Very thorough first visit — explained every step. Booking was easy and the staff were welcoming.
    Anna B.
  • ★★★★★ ✓ Verified
    Took time to listen and reviewed all my previous results. I would absolutely recommend.
    Marco V.
  • ★★★★☆ ✓ Verified
    Professional and knowledgeable. Wait on the day was a bit long, otherwise excellent.
    Helena F.

SPECIALTIES & PROCEDURES

Dr John Sinn's Areas of Specialty

Each specialty below reflects the conditions and procedures Dr John Sinn treats, with the size of the national pool of Australia doctors offering the same care.

Paediatrics

Infant, child and adolescent health — growth, vaccinations, common childhood illnesses and developmental concerns.

Dr John Sinn is one of 1,098 paediatrics doctors indexed in Australia. Browse paediatrics doctors in Australia →

LOCAL CARE CONTEXT

Why local healthcare in Chatswood matters

Medical practice in Australia is governed by country-specific licensing, professional standards, and patient-safety regulations. Practitioners listed here are registered with the relevant Australia medical authority and operate within national rules on scope of practice, prescribing rights, and continuing professional development. Care delivered in Chatswood carries the additional benefits of local language support, in-person follow-up, and direct coordination with regional hospitals and labs. A verified profile means EuroClinics has cross-checked the practitioner or clinic against an official source (national medical register, public licence database, or the practitioner themselves), and that the data shown here matches that source as of the last verification date above.

Looking for additional providers? all doctors in Chatswood or all doctors in Australia.

Frequently asked questions

Quick answers to the questions patients ask most. The same answers are surfaced to AI assistants via structured data.

  • What does John Sinn specialise in?

    John Sinn specialises in Paediatrics in Chatswood, AU.

  • What conditions does John Sinn treat?

    John Sinn treats conditions within Paediatrics. View the full conditions-treated list on the profile.

  • Where does John Sinn practise?

    John Sinn practises in Chatswood, AU. The profile page lists all practice addresses, phone numbers, and clinic affiliations.

  • What languages does John Sinn speak?

    John Sinn speaks English.

  • How do I book an appointment with John Sinn?

    Use the "Request a booking" button on the profile to send an appointment request. Most appointments are confirmed within 24 hours; many slots are bookable instantly.

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