Polichroniadou Ioanna ~ Dental Studio
According to our open methodology, this clinic scored 46.3/100 for transparency, reputation, service accessibility, and digital visibility.
Overall rank: #4 of 20 ranked clinics · Last checked: 27 August 2026
Positions by Rating Profile
- Overall Transparency & Trust#446.3/100
- Best for Expats#248/100
- Best for Dental Implants#442.5/100
- Best for Emergency Dental Care#153/100
- Best Price Transparency#432.2/100
- Best English-speaking Clinics#252.5/100
- Best for Families / Children#253.4/100
- Sleep Dentistry (GA / deep sedation)not ranked
General Anaesthesia & Deep Sedation
Whether the clinic documents treatment under general anaesthesia or deep / twilight sedation — "sleep dentistry", where the patient is asleep and unaware (does not feel, see, or hear the procedure). Ordinary conscious sedation, where the patient stays awake and responsive, does not count here. This is informational and does not affect the transparency score.
- ? General anaesthesia / deep sedation (sleep dentistry) — Not verified
Summary
Aesthetic, implant and pediatric dental studio in central Thessaloniki led by Dr. Ioanna Polichroniadou (branded POLICHRONIADOU ADVANCED DENTISTRY), with a very large verified Google review base and WhatsApp-based patient contact per reviews.
Strengths
- Information Transparency: 16 of 20 points.
Weaknesses
- Price Transparency: 0 of 15 verifiable points (missing: prices or price ranges published; cleaning price listed; filling price listed; crown price listed; implant price listed; consultation price listed; x-ray / imaging price listed)
- AI & Search Visibility: 0 of 5 verifiable points (missing: mentioned for: best dentist greece; mentioned for: english speaking dentist greece; mentioned for: dental implants greece; mentioned for: emergency dentist greece; mentioned for: greece dental clinic for expats)
Score Breakdown
Every criterion below is scored from public sources. ✓ verified yes · ✗ verified no / not found · ◐ partial · ? unverified (scores 0, not a negative finding).
Information Transparency
Whether basic facts about the clinic - its team, premises, services, and location - are publicly verifiable.
| ✓ | Has a working website [s_web] | 4/4 |
| ✓ | Dentist names listed [s_web] [s_maps] | 3/3 |
| ✓ | Dentist specializations listed Aesthetic dentistry, implantology, endodontics, pediatric dentistry, periodontics, orthodontics, laser dentistry. [s_web] | 2/2 |
| ? | Real clinic photos | 0/2 |
| ✓ | Service list published [s_web] | 3/3 |
| ✓ | Clear contact details [s_web] | 2/2 |
| ✗ | English website version Site is Greek-language only; no English toggle found. [s_web] | 0/2 |
| ✓ | Address and map published [s_maps] | 2/2 |
Price Transparency
Whether patients can estimate costs before visiting. Published price ranges count; exact prices are not required.
| ✗ | Prices or price ranges published [s_web] | 0/3 |
| ✗ | Cleaning price listed [s_web] | 0/2 |
| ✗ | Filling price listed [s_web] | 0/2 |
| ✗ | Crown price listed [s_web] | 0/2 |
| ✗ | Implant price listed [s_web] | 0/2 |
| ✗ | Consultation price listed [s_web] | 0/2 |
| ✗ | X-ray / imaging price listed [s_web] | 0/2 |
Reputation & Reviews
Public review signals. The Google rating is adjusted with a Bayesian prior (rating 4.0, weight 25) so a 5.0 from a handful of reviews does not outrank a 4.8 from hundreds.
| ✓ | Google rating (Bayesian-adjusted) as of 2026-08-27 [s_maps] | 6/6 |
| ◐ | Google review volume [s_maps] | 2.5/3 |
| ✓ | Review recency Most recent visible review 2 months old (2026-08-27 check). [s_maps] | 3/3 |
| ? | Clinic responds to reviews | 0/2 |
| ? | No recurring complaints | 0/2 |
| ? | No suspicious review patterns | 0/2 |
| ? | Active Facebook presence | 0/1 |
| ? | TripAdvisor presence | 0/0.5 |
| ? | Other review platforms | 0/0.5 |
Medical Infrastructure
The range of publicly documented equipment and services. This measures documented availability, not clinical quality.
| ? | On-site X-ray | 0/2 |
| ? | CBCT (3D imaging) | 0/2 |
| ✓ | Implantology [s_web] | 2/2 |
| ✓ | Orthodontics [s_web] | 2/2 |
| ? | Oral surgery | 0/2 |
| ✓ | Pediatric dentistry [s_web] | 1.5/1.5 |
| ✓ | Emergency care Google Maps lists hours as 'Круглосуточно' (24 hours); a reviewer also describes being seen outside regular hours. [s_maps] | 1.5/1.5 |
| ✓ | Works with international patients Reviews from international patients (e.g. a US-based reviewer) and clinic responsiveness via WhatsApp per reviews. [s_maps] | 2/2 |
Communication & Service
How easy it is to contact the clinic, get answers, and book - especially for international patients.
| ✓ | WhatsApp / LINE available Reviewer: "Ioanna replied to my whatsapp message even on sunday night..." [s_maps] | 2/2 |
| ? | Response speed | 0/1.5 |
| ✓ | English spoken Multiple English-language reviews from international patients describing clear communication. [s_maps] | 2.5/2.5 |
| ? | Pre-visit consultation possible | 0/1.5 |
| ✓ | Clear service explanations [s_web] | 1/1 |
| ✓ | Convenient opening hours Listed as open 24 hours ('Круглосуточно'). [s_maps] | 1.5/1.5 |
AI & Search Visibility
Whether the clinic is discoverable when patients search - including via AI assistants. Checked with fixed queries: "best dentist Greece", "English speaking dentist Greece", "dental implants Greece", "emergency dentist Greece", "Greece dental clinic for expats".
| ✗ | Mentioned for: best dentist Greece [aivnatl] | 0/1 |
| ✗ | Mentioned for: English speaking dentist Greece [aivnatl] | 0/1 |
| ✗ | Mentioned for: dental implants Greece [aivnatl] | 0/1 |
| ✗ | Mentioned for: emergency dentist Greece [aivnatl] | 0/1 |
| ✗ | Mentioned for: Greece dental clinic for expats [aivnatl] | 0/1 |
| ? | Structured data on website | 0/1.5 |
| ? | Google indexing quality | 0/2 |
| ? | Dedicated service pages | 0/1.5 |
Licensing & Credentials
Whether the clinic publishes its operating licence and the dentists working there together with their professional licence numbers. A verified “not published” is recorded as a red flag; data we have not checked yet is shown as unverified and carries no penalty.
Clinic operating licence: not checked against public sources yet — unverified, no penalty
Dentists & professional licences
| Dentist | Specialization | Licence No. |
|---|---|---|
| Dr. Ioanna Polichroniadou [s_web] | Aesthetic, implant & pediatric dentistry | not verified |
Dentists are named; their licence numbers have not been checked against public sources yet — unverified, no penalty.
Red Flags
- low Opaque or bait pricing (-2 pts) — No prices or price ranges published (derived from data).
Red-flag penalty applied: -2 points (capped at -20).
Data We Could Not Verify
- Information Transparency: Real clinic photos
- Reputation & Reviews: Clinic responds to reviews
- Reputation & Reviews: No recurring complaints
- Reputation & Reviews: No suspicious review patterns
- Reputation & Reviews: Active Facebook presence
- Reputation & Reviews: TripAdvisor presence
- Reputation & Reviews: Other review platforms
- Medical Infrastructure: On-site X-ray
- Medical Infrastructure: CBCT (3D imaging)
- Medical Infrastructure: Oral surgery
- Communication & Service: Response speed
- Communication & Service: Pre-visit consultation possible
- AI & Search Visibility: Structured data on website
- AI & Search Visibility: Google indexing quality
- AI & Search Visibility: Dedicated service pages
Unverified items score 0 points but are not treated as negative findings. If you can document any of them, please send a correction.
Contact Information
| Website | https://polichroniadoudental.gr/ |
|---|---|
| Phone | +306977155749 |
| Google Maps | Map listing |
| Address | Ermou 75, Thessaloniki 546 23, Greece |
Contact details are provided for identification only and may change; verify with the clinic directly.
Sources
| ID | Source | What it supports | Accessed |
|---|---|---|---|
| s_web | https://polichroniadoudental.gr/ | Dentist, services, contacts, no prices, Greek-only site | 2026-08-27 |
| s_maps | https://www.google.com/maps/search/Polichroniadou%20Ioanna%20Dental… | Address, phone, rating 4.9 (444 reviews), hours, reviews | 2026-08-27 |
| s_lic | https://www.osth.gr/ | Ο.Σ.Θ. (Dental Association of Thessaloniki) registry portal; 'Ευρετήριο Νόμιμων Οδοντιατρείων' name-search tool tested 2026-08-27, returned no browsable result for this practice | 2026-08-27 |
| sq | search:dentist Thessaloniki Greece (Google Maps) | AI/search visibility scout 2026-08-27 | 2026-08-27 |
| aivnatl | search:best dentist Greece / English speaking dentist Greece / dental implants Greece / emergency dentist Greece / Greece dental clinic for expats | National AI/search-visibility scout — 5 canonical national queries run once each (gl=gr to disambiguate from Greece, NY); presence checked on page-1 organic results, local pack, and People-Also-Ask. Not found for this clinic at national query scope (Athens clinics dominate national results). | 2026-08-28 |
Change History
| Date | Change |
|---|---|
| 2026-08-27 | Initial data collection for the Greece national index: verified via official website and Google Maps; Ο.Σ.Θ. licensing registry checked, no clinic-scope match found. |
A question or a correction?
Have a question, a suggestion, or a correction to this page? Get in touch — we read every message. Verified data corrections are reviewed against sources and applied with a public change-history entry.
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