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med. Dammika Ratnayake
Trust score 8/100

med. Dammika Ratnayake

Internist Gastroenterologe · guetersloh

👤 16 years of experience

4,032+ Patients seen
16 Years in practice
3 Publications
0 Languages spoken

About

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

— med. Dammika Ratnayake

Education & training

  1. 2000–2006 MD · Medicine and Surgery
    Universität Hamburg, guetersloh (DE)
  2. 2006–2010 Residency · Internist Gastroenterologe
    Charité-Universitätsmedizin Berlin, guetersloh (DE)

Career & appointments

  1. 2010-09–2011-08 Junior consultant
    Universität Hamburg Teaching Hospital — Internist Gastroenterologe

Licenses & insurance

Medical licenses

DE — Bundesärztekammer
#DE-100519 active · expires 2028-12-31

Board certifications

European Board of Internist Gastroenterologe
#EB-205EB54A · issued 2011 · renewal 2021
Malpractice insurance: Generali Healthcare · 2,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
GP consultation 99213 2,912
Annual physical exam 99395 86
Vaccination administration 90471 2,110
Minor procedure (skin) 17110 2,353

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

Office, team & in practice

Dr. med. Dammika Ratnayake
HEADSHOT
Dr. med. Dammika Ratnayake in consultation
IN OFFICE
Dr. med. Dammika Ratnayake with the team
WITH TEAM
Dr. med. Dammika Ratnayake at a conference
CONFERENCE

Videos

introduction · 135s
Meet Dr. med. Dammika Ratnayake

Research & publications

h-index: 20 · i10: 7

  1. Validation of clinical scoring in Internist Gastroenterologe
    Dr. med. Dammika Ratnayake, et al. · European Journal of Medicine, 2026
    DOI: 10.7480/euroclin.2026.0 · PMID: 33901224 · cited by 184
  2. Long-term follow-up of Internist Gastroenterologe across DE
    Dr. med. Dammika Ratnayake, et al. · European Journal of Medicine, 2025
    DOI: 10.9011/euroclin.2025.1 · PMID: 35744264 · cited by 146
  3. Validation of clinical scoring in Internist Gastroenterologe
    Dr. med. Dammika Ratnayake, et al. · European Journal of Medicine, 2024
    DOI: 10.7744/euroclin.2024.2 · PMID: 32671542 · cited by 148

Invited talks

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

Awards & memberships

Awards

  • 🏆 Top-rated Internist Gastroenterologe — guetersloh · EuroClinics Patient Choice · 2025 · regional

Society memberships

  • WONCA Europe — Family Doctors — Member · Since 2011
  • national college of family doctors — Member · Since 2011
  • European Union of Medical Specialists (UEMS) — Member · Since 2011

Articles by this doctor

  • Patient education Patient guide to Internist Gastroenterologe 2026-03-02 · 9 min read
  • Awareness When should you see a internist gastroenterologe? 2026-01-28 · 8 min read

For international patients

Coordinator
Patient liaison · dammika.ratnayake@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.

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