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Dr Mark Bonnichsen

Gastroenterology Leichhardt

Dr Mark Bonnichsen

14 years of experience

7,099+
Patients seen
14
Years in practice
6
Publications
1
Languages spoken

PROFILE SUMMARY

About Dr Mark Bonnichsen at a glance

Dr Mark Bonnichsen is a Gastroenterology practitioner based in Leichhardt, Australia, practising at Universidad de Navarra Teaching Hospital. They have 14+ years of clinical experience. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at Universidad de Navarra (MD, 2008). Serves patients in Leichhardt, Australia and the surrounding area.

About

Dr. Mark Bonnichsen is a consultant Gastroenterologist and Interventional Endoscopist. He is a staff specialist at Concord Hospital and is actively involved in clinical practice, research, academic teaching, and supervision.

Dr Bonnichsen completed his medical training with first-class honours at the University of New South Wales in 2012. He pursued his physician and gastroenterology training at Royal Prince Alfred Hospital and Liverpool Hospital in Sydney. His training included endoscopy fellowships at Liverpool Hospital and Singapore General Hospital, a globally recognised centre for pancreaticobiliary care.

He is accredited for a range of procedures including Gastroscopy, Colonoscopy, ERCP (Endoscopic Retrograde Cholangiopancreatography), and EUS (Endoscopic Ultrasound). His clinical interests include colorectal cancer screening, endoscopic mucosal resection, and pancreaticobiliary endoscopy.

In addition to his role at Concord Repatriation General Hospital, Dr Bonnichsen performs gastroscopy and colonoscopy procedures privately at Sydney Day Surgery Hospital and Strathfield Private Hospital. He also serves as a Clinical Senior Lecturer at the University of Sydney, integrating his international expertise into Australian practice. Dr Bonnichsen is a Fellow of the Royal Australasian College of Physicians.

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

— Dr Mark Bonnichsen

Education & training

  1. 2002–2008 MD · Medicine and Surgery
    Universidad de Navarra, Leichhardt (AU)
  2. 2008–2012 Residency · Gastroenterology
    Universitat de Barcelona, Leichhardt (AU)

Career & appointments

  1. 2012-09–2013-08 Junior consultant
    Universidad de Navarra Teaching Hospital — Gastroenterology

Licenses & insurance

Medical licenses

AU — Organización Médica Colegial de España (OMC)
#AU-582068 active · expires 2028-12-31

Board certifications

European Board of Gastroenterology
#EB-66BA116F · issued 2013 · renewal 2023
Malpractice insurance: AmTrust Europe · 1,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
GP consultation 99213 1,594
Annual physical exam 99395 2,852
Vaccination administration 90471 652
Minor procedure (skin) 17110 1,795

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 30 min in_clinic 270.00 EUR
Minor procedure (skin) 120 min in_clinic 360.00 EUR

Office, team & in practice

Mark Bonnichsen
HEADSHOT
Mark Bonnichsen in consultation
IN OFFICE
Mark Bonnichsen with the team
WITH TEAM
Mark Bonnichsen at a conference
CONFERENCE

Videos

introduction · 110s
Meet Mark Bonnichsen

Research & publications

h-index: 5 · i10: 3

  1. Validation of clinical scoring in Gastroenterology
    Mark Bonnichsen, et al. · European Journal of Medicine, 2026
    DOI: 10.6357/euroclin.2026.0 · PMID: 33713056 · cited by 98
  2. Long-term follow-up of Gastroenterology across AU
    Mark Bonnichsen, et al. · European Journal of Medicine, 2025
    DOI: 10.3181/euroclin.2025.1 · PMID: 30060241 · cited by 40
  3. Validation of clinical scoring in Gastroenterology
    Mark Bonnichsen, et al. · European Journal of Medicine, 2024
    DOI: 10.9575/euroclin.2024.2 · PMID: 33858520 · cited by 54

Invited talks

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

Awards & memberships

Awards

  • 🏆 Top-rated Gastroenterology — Leichhardt · 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 Gastroenterology
  • Awareness When should you see a gastroenterology?

For international patients

Coordinator
Patient liaison · mark.bonnichsen@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 Mark Bonnichsen's Areas of Specialty

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

Gastroenterology

Digestive-tract conditions including reflux, IBS, IBD, liver disease and colorectal screening.

Dr Mark Bonnichsen is one of 722 gastroenterology doctors indexed in Australia. Browse gastroenterology doctors in Australia →

LOCAL CARE CONTEXT

Why local healthcare in Leichhardt 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 Leichhardt 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 Leichhardt 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 Mark Bonnichsen specialise in?

    Mark Bonnichsen specialises in Gastroenterology in Leichhardt, AU. 14 years of clinical experience.

  • What conditions does Mark Bonnichsen treat?

    Mark Bonnichsen treats conditions within Gastroenterology. View the full conditions-treated list on the profile.

  • Where does Mark Bonnichsen practise?

    Mark Bonnichsen practises in Leichhardt, AU. The profile page lists all practice addresses, phone numbers, and clinic affiliations.

  • What languages does Mark Bonnichsen speak?

    Mark Bonnichsen speaks English.

  • How do I book an appointment with Mark Bonnichsen?

    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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