Dr.
Mrs Gillian Killiner
Dietetics
- 🇬🇧
- GP consultation
- Annual physical exam
- Vaccination administration
- Minor procedure (skin)
About Mrs Gillian Killiner
Gillian Killiner is a highly esteemed dietitian and the founder of 121 Dietitian. With over 25 years of experience in both hospital settings and freelance consultancy, she brings a wealth of knowledge and expertise to her clients. Gillian holds a BSc (Hons) and MSc in Dietetics and is a registered dietitian (RD) with extensive experience in providing tailored nutritional advice. She spent 12 years working in the NHS before establishing 121 Dietitian, where she offers bespoke dietary services to individuals and corporate clients. Gillian is recognized as Northern Ireland's leading dietitian, known for her personalized approach and commitment to improving the health and well-being of her clients
"Evidence-based care tailored to each patient — taking the time to explain options and shared decisions."
Credentials & verification
Medical license
Organización Médica Colegial de España (OMC) ·
#-718406
Valid until 2028-12-31
Verify with issuerBoard certification
European Board of Dietetics
#EB-2B2194F0
Renewal due 2032
Verify with issuerMalpractice cover
AmTrust Europe
5,000,000 EUR
Valid until 2026-12-31
No claims on file
Education & training
-
2011–2017
MD · Medicine and Surgery
Universidad Complutense de Madrid
-
2017–2021
Residency · Dietetics
Universitat de València
Career & appointments
-
2021-09–2022-08
Junior consultant
Universidad Complutense de Madrid Teaching Hospital — Dietetics
Procedures & conditions
| Procedure | Code | Lifetime volume |
|---|---|---|
| GP consultation | 99213 |
744 |
| Annual physical exam | 99395 |
2,430 |
| Vaccination administration | 90471 |
1,502 |
| Minor procedure (skin) | 17110 |
513 |
Patient reviews
See all 13359"Very thorough first visit — explained every step. Booking was easy and the staff were welcoming."
"Took time to listen and reviewed all my previous results. I would absolutely recommend."
"Professional and knowledgeable. Wait on the day was a bit long, otherwise excellent."
Recognition & press
Awards
- Top-rated Dietetics — — EuroClinics Patient Choice · 2025 regional
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
Your consultation, step by step
- 1 Choose a slot
- 2 Brief pre-consult form
- 3 Consultation
- 4 Follow-up note & plan
Services & pricing
New patient consultation (60m)
Follow-up consultation (30m)
Vaccination administration
Minor procedure (skin)
Research & publications
h-index: 14 · i10: 11
Selected publications
-
Validation of clinical scoring in Dietetics
DOI: 10.2139/euroclin.2026.0 · cited by 48
-
Long-term follow-up of Dietetics across
DOI: 10.4425/euroclin.2025.1 · cited by 162
-
Validation of clinical scoring in Dietetics
DOI: 10.7014/euroclin.2024.2 · cited by 60
Show full research record
Invited talks
- Practical updates in Dietetics · European Annual Congress (Dietetics) · Vienna · 2024
- Single-centre experience in Dietetics · National Society Meeting · · 2023
Articles by Mrs Gillian Killiner
Frequently asked
01. Do you accept new patients?
Mrs Gillian Killiner is currently accepting new patients. Use the booking module to choose a slot.
02. Which languages can I be seen in?
Consultations are available in English.
03. Is the consultation in-person or online?
Most services are offered both in-clinic and via telemedicine. Each service card above marks its modalities.
04. Do you accept my insurance?
Please use the booking flow to enter your insurance — we verify and confirm before your slot.
05. What is the cancellation policy?
Free cancellation up to 24 hours before your slot. Last-minute cancellations may incur a small administrative fee.
06. How is my health data protected?
All records are stored on EU servers, field-level encrypted, and GDPR compliant. Data is never shared with third parties without your explicit consent.
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