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A/Prof Viraj Kariyawasam

Verified Gastroenterology Pennant Hills

A/Prof Viraj Kariyawasam

5 years of experience 4.9 (198 verified reviews)

3,100+
Patients seen
5
Years in practice
2
Publications
2
Languages spoken

PROFILE SUMMARY

About A/Prof Viraj Kariyawasam at a glance

A/Prof Viraj Kariyawasam is a Gastroenterology practitioner based in Pennant Hills, Australia, practising at Universidad Complutense de Madrid Teaching Hospital. They have 22+ years of clinical experience. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at Universidad Complutense de Madrid (MD, 2017). Serves patients in Pennant Hills, Australia and the surrounding area.

VERIFIED PHYSICIAN PROFILE · UPDATED MAY 2026

About

Associate Professor Viraj Kariyawasam is a senior Gastroenterologist, Hepatologist, and Endoscopist with academic appointments at Macquarie University and Western Sydney University. He completed his Bachelor of Medicine and Bachelor of Surgery at the University of Colombo in 2003 and obtained his Fellowship with the Royal Australasian College of Physicians in 2011. As well as this in 2019 he completed a PhD at the University of Sydney.
A/Prof Kariyawasam undertook specialist gastroenterology training across Gosford, Westmead, and Concord Hospitals, with further subspecialty training in advanced therapeutic endoscopy. He also completed a clinical research fellowship in Inflammatory Bowel Disease (IBD) at Guy’s and St Thomas’ Hospital in the United Kingdom, expanding his expertise in complex IBD management and endoscopic therapy.
His clinical practice spans the full scope of gastroenterology and liver disease, with particular focus on IBD, advanced endoscopic procedures, and cancer prevention. He has significant experience in cancer screening and surveillance, including early detection of colorectal, oesophageal, and gastric cancers, as well as the endoscopic removal of large polyps and precancerous lesions.
Actively involved in teaching and research, A/Prof Kariyawasam is widely published and supports initiatives such as Open Access endoscopy to enhance accessibility for patients.

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

— A/Prof Viraj Kariyawasam

Education & training

  1. 2011–2017 MD · Medicine and Surgery
    Universidad Complutense de Madrid, Pennant Hills (AU)
  2. 2017–2021 Residency · Gastroenterology
    Universidad de Navarra, Pennant Hills (AU)

Career & appointments

  1. 2021-09–2022-08 Junior consultant
    Universidad Complutense de Madrid Teaching Hospital — Gastroenterology

Licenses & insurance

Medical licenses

AU — Organización Médica Colegial de España (OMC)
#AU-225736 active · expires 2028-12-31

Board certifications

European Board of Gastroenterology
#EB-E3870984 · issued 2022 · renewal 2032
Malpractice insurance: HDI Global · 1,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
GP consultation 99213 50
Annual physical exam 99395 1,452
Vaccination administration 90471 1,724
Minor procedure (skin) 17110 2,771

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 120 min in_clinic 720.00 EUR
Minor procedure (skin) 30 min in_clinic 630.00 EUR

Office, team & in practice

Viraj Kariyawasam
HEADSHOT
Viraj Kariyawasam in consultation
IN OFFICE
Viraj Kariyawasam with the team
WITH TEAM
Viraj Kariyawasam at a conference
CONFERENCE

Videos

introduction · 135s
Meet Viraj Kariyawasam

Research & publications

h-index: 19 · i10: 10

  1. Validation of clinical scoring in Gastroenterology
    Viraj Kariyawasam, et al. · European Journal of Medicine, 2026
    DOI: 10.4223/euroclin.2026.0 · PMID: 31018442 · cited by 122
  2. Long-term follow-up of Gastroenterology across AU
    Viraj Kariyawasam, et al. · European Journal of Medicine, 2025
    DOI: 10.3990/euroclin.2025.1 · PMID: 36546672 · cited by 80

Invited talks

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

Awards & memberships

Awards

  • 🏆 Top-rated Gastroenterology — Pennant Hills · EuroClinics Patient Choice · 2025 · regional
  • 🏆 Excellence in Patient Care · National Society · 2024 · national

Society memberships

  • WONCA Europe — Family Doctors — Member · Since 2022
  • national college of family doctors — Member · Since 2022
  • European Union of Medical Specialists (UEMS) — Member · Since 2022

Articles by this doctor

  • Patient education Patient guide to Gastroenterology 2026-03-06 · 5 min read
  • Awareness When should you see a gastroenterology? 2026-01-28 · 8 min read

For international patients

Coordinator
Patient liaison · viraj.kariyawasam@euroclinics.example
Accepted international insurance
Allianz Worldwide · AXA Global · BUPA Global · Cigna Global

Location

1 tag

Patient reviews

198 verified reviews
4.93
★★★★⯨
198 reviews
5★ 2
4★ 1
3★ 0
2★ 0
1★ 0
Bedside Manner
5.0
Knowledge
5.0
Wait Time
4.7
Staff Friendliness
5.0
Ease Of Appointment
4.8
Value For Money
4.9
Would Recommend Pct
98.0
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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

A/Prof Viraj Kariyawasam's Areas of Specialty

Each specialty below reflects the conditions and procedures A/Prof Viraj Kariyawasam 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.

A/Prof Viraj Kariyawasam is one of 722 gastroenterology doctors indexed in Australia. Browse gastroenterology doctors in Australia →

LOCAL CARE CONTEXT

Why local healthcare in Pennant Hills 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 Pennant Hills 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 Pennant Hills 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 Viraj Kariyawasam specialise in?

    Viraj Kariyawasam specialises in Gastroenterology in Pennant Hills, AU. 22 years of clinical experience.

  • What conditions does Viraj Kariyawasam treat?

    Viraj Kariyawasam treats conditions within Gastroenterology. View the full conditions-treated list on the profile.

  • Where does Viraj Kariyawasam practise?

    Viraj Kariyawasam practises in Pennant Hills, AU. The profile page lists all practice addresses, phone numbers, and clinic affiliations.

  • What languages does Viraj Kariyawasam speak?

    Viraj Kariyawasam speaks English, Sinhala.

  • How do I book an appointment with Viraj Kariyawasam?

    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.

  • What do patients say about Viraj Kariyawasam?

    Viraj Kariyawasam has a verified rating of 4.93/5 from 198 patient reviews. Read the most recent reviews on the profile page.

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