Insights Quick summary of key clinic information including costs, success rates, and Transparency Score
Status Unverified Free Listing This provider has not yet completed OVU verification. While they may be legitimate, we recommend requesting additional credentials directly. • ESHRE certified
Treatment costData available upon request Greece avg. €75,000-120,000
Success ratesData available upon request Industry avg. 95-99%
SpecialtiesIVF, ICSI, Surrogacy
LocationAthens, Greece
Transparency Score
30% • Partial information

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About

Καλιαντζής – Leading Fertility Clinic in Athens

At Καλιαντζής, our mission is to create the future together by guiding couples and individuals through every step of their fertility journey in Athens and beyond. Rooted in empathy, personalized care, and medical excellence, we offer a full spectrum of infertility treatments, gynecological services, and advanced assisted reproduction options. Led by Dr. Panagiotis Kaliantzis—an experienced Obstetrician-Gynecologist with specialization from Liverpool Women's University Hospital, UK—we provide a unique combination of scientific expertise and individualized support. Having performed over 5,500 IVF cycles and cared for patients from both Greece and abroad, our clinic champions cutting-edge methodologies in a welcoming environment, establishing us as a trusted leader in reproductive medicine. Our strong emphasis on tailored protocols and respect for every couple’s unique situation forms the core of our values.

Our Approach to Clinical Excellence & Success

Our expertise spans the full range of assisted reproductive techniques—including classic IVF, ICSI, IMSI, mini-IVF, natural IVF cycles, egg and sperm donation, ovulation induction, IUI, and advanced services such as preimplantation genetic screening (PGS/PGD), fertility preservation (egg freezing), and frozen embryo transfers (FET). Dr. Kaliantzis brings international-level proficiency from his tenure at prominent UK hospitals, with recognized diplomas (MRCOG1, DFFP, ultrasound license), and is a member of ESHRE, BFS, and ACOG. While the homepage highlights that our team has performed over 5,500 IVF cycles and conducted more than 700 hysteroscopic and 500 laparoscopic surgeries, specific success rate percentages are not disclosed. Instead, our commitment is demonstrated through extensive hands-on experience and a multidisciplinary team-based approach, facilitating individualized therapies for even the most complex cases, including repeat IVF failure, poor responders, and endometrial receptivity issues. Our participation in leading fertility societies and partnerships with top clinics (ΥΓΕΙΑ IVF ΕΜΒΡΥΟΓΕΝΕΣΙΣ, ΜΗΤΕΡΑ, ΡΕΑ, ΙΑΣΩ) further reinforce our track record for excellent clinical outcomes.

Your Journey With Us

Patients choosing Καλιαντζής benefit from a holistic program that unites state-of-the-art medical technology with genuine human connectivity. Our Athens and Tripoli offices provide local convenience for Greek patients and are equipped to support international clientele seeking fertility solutions in Greece. Multidisciplinary collaboration among top endocrinologists and specialists ensures comprehensive care—with particular emphasis on personalized strategies and minimal intervention options (such as natural IVF cycles). Testimonials praise our compassionate approach and life-changing results. We aim to empower every woman and couple to become informed co-creators of their treatment, honoring diversity of need and circumstance. Even in the absence of homepage-published statistical success rates, our reputation is built on substantial clinical experience, robust peer affiliations, and a commitment to transparency and patient-centered excellence.
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Additional Service Areas



Company Details

Languages spoken
English other
Hours of Operation
Monday: 9:00 AM – 9:00 PM
Tuesday: 9:00 AM – 9:00 PM
Wednesday: 9:00 AM – 9:00 PM
Thursday: 9:00 AM – 9:00 PM
Friday: 9:00 AM – 9:00 PM
Saturday: Closed
Sunday: Closed
Hospital Affiliations
MRCOG 1 (Royal College of Obstetrics & Gynaecology) | ESHRE (European Society of Human Reproduction & Embryology) | BFS (British Fertility Society) | ACOG (American Association of Gynacologic Laparoscopists)
Honors & Awards
Achieved pregnancy in a woman post bone marrow transplantation via IVF (2020)

Contact Information

Company Name
Panagiotis Kaliantzis MD
Location
Sinopis 3, 11527
Athens, Athens, 11527
Greece

IVF Treatments

  • IVF
  • ICSI IVF
  • Egg Donation IVF
  • Sperm Donations IVF
  • Genetic Testing IVF

Surrogacy Programs

  • Surrogacy

Fertility Preservation

  • Freezing
  • Egg Freezing

Artificial Insemination

  • IUI - Intrauterine

Clinic Performance Metrics

Data for IVF and Surrogacy Programs

3. Live Birth Rate in Surrogacy Program (%)

---% Surrogacy program is available

4. Embryo Quality & Lab Metrics

The proportion of good-quality embryos: ---
Average oocyte fertilization rate: ---

5. Practical Considerations

Average waiting time for a surrogate mother: ---

i All performance data is self-reported by the clinic and has not been independently verified

If a metric is missing, the service is not provided or data is unavailable.

All Family Types Welcome

  • Heterosexual Couples

Special Situations

  • Women over 46
  • HIV+ Female
  • HIV+ Male
  • Hepatitis B/C Male
  • Hepatitis B/C Female

Panagiotis Kaliantzis MD Reviews


Rating Overview

5 /5
Based on 5 Patient
Staff-Reviewed Summary

What Patients Are Saying

Patients consistently praise the compassionate care, clear communication, and professional expertise at this clinic. Multiple reviews highlight the personalized attention to each family's journey and the clinic's success rates. The supportive environment and knowledgeable staff are frequently mentioned as key strengths.

Tsvetelina Ivanova

Google Reviews • Monday, Jul 07, 2025

My doctor, I thank you with all my heart for the incredible journey we have been on together. Thank you for insisting that I continue, where I was ready to give up, for your patience and understanding. A huge thank you for the beautiful creature that came into this world....

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ΒΑΣΙΑ ΨΥΧΟΓΙΟΥ

Google Reviews • Monday, Apr 28, 2025

We visited the clinic of Mr. Kaliantzis after years of infertility and various failed attempts. His humane and understanding attitude but above all his personalized approach to our problem were what made me trust him primarily as a woman and secondarily as a doctor. (A doctor to trust another doctor...

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Odysseia Mitropoulou

Google Reviews • Friday, Mar 28, 2025

When I came to Mr. Kaliantzis, I was 27 years old, with a heavy gynecological history due to endometriosis and having been rejected by another of his colleagues due to the difficulty of my condition. The doctor made me feel safe from the first moment and step by step as...

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Μαρια Μασουρα

Google Reviews • Friday, Mar 28, 2025

The Best doctor by far!! Thank you so much for everything! For the gift you gave us in June 2024! Thank you for your patience!!

Evgenia

Google Reviews • Friday, Feb 28, 2025

The best doctor by far..the sweetest and most positive person! It makes the difficult easy! From our 1st visit, he made us feel like we were in good hands!nThank you doctor for the miracle you gave us!!!.

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Frequently Asked Questions

Who are the key medical professionals and specialists at the clinic?

Dr. Panagiotis Kaliantzis, MD MRCOG1 DFFP, is the lead physician, with extensive experience in obstetrics, gynecology, and assisted reproduction. He collaborates with a specialized team, including an endocrinologist, breast surgeon, and hematologist, to provide comprehensive care.

What unique advantages or special features does the clinic offer?

The clinic is recognized for its individualized treatment approach, ensuring every couple receives personalized therapeutic plans and attention based on their unique circumstances and fertility needs.

What facilities and advanced technologies are available at the clinic?

The clinic offers advanced methods such as ICSI (intracytoplasmic sperm injection), IMSI (advanced sperm selection for microinjection), embryo cryopreservation using vitrification, laparoscopy, and hysteroscopy.

Does the clinic provide specific support services (e.g., counseling, financial assistance)?

A holistic care model is provided, where patients receive ongoing support and guidance from a multidisciplinary team tailored to individual needs.

Does the clinic offer services or support specifically for international patients?

The clinic treats couples from both Greece and abroad, with expertise in coordinating care for patients traveling for treatment.

Is the clinic accredited or affiliated with recognized institutions or organizations?

Dr. Kaliantzis is a member of several leading organizations, including the Royal College of Obstetricians and Gynaecologists (RCOG), the British Fertility Society (BFS), the European Society of Human Reproduction and Embryology (ESHRE), and the American Association of Gynecologic Laparoscopists (AAGL).