ZAGA Center Paris / Smile24h

According to our open methodology, this clinic scored 25.6/100 for transparency, reputation, service accessibility, and digital visibility.

Overall rank: #10 of 11 ranked clinics · Last checked: 8 July 2026

25.6/100

Positions by Rating Profile

  • Overall Transparency & Trust#1025.6/100
  • Best for Expats#726/100
  • Best for Dental Implants#723/100
  • Best for Emergency Dental Carenot ranked
  • Best Price Transparency#912.3/100
  • Best English-speaking Clinics#729.3/100
  • Best for Families / Childrennot ranked

Summary

ZAGA Center Paris is a Smile24h expert clinic focused on zygomatic and full-mouth dental implants, part of the international ZAGA Centers network. According to the network, it operates at the Sana Oris Dental Clinic in Paris, with implantology led by Dr Umberto Russo. smile24h.com is a patient-education/referral portal rather than a standalone clinic site.

ZAGA Center Paris is hosted at Sana Oris Dental Clinic (same location as the Sana Oris entry). smile24h.com is a network/referral portal available in 18+ languages.

Strengths

No categories reached the strength threshold (80%).

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)

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

14 / 20

Whether basic facts about the clinic - its team, premises, services, and location - are publicly verifiable.

Has a working website [zg-web] [zg-search] 4/4
Dentist names listed Dr Umberto Russo named as implantology lead. [zg-search] 3/3
Dentist specializations listed Zygomatic, pterygoid, nasal implants; full-mouth rehabilitation. [zg-web] 2/2
Real clinic photos Before/after patient images; no clear clinic/team photos on the portal. [zg-web] 0/2
Service list published [zg-web] 3/3
Clear contact details Contact via form only; no direct phone/email on portal. [zg-web] 0/2
English website version 18+ languages including English. [zg-web] 2/2
Address and map published No specific address on the portal page. [zg-web] 0/2

Price Transparency

0 / 15

Whether patients can estimate costs before visiting. Published price ranges count; exact prices are not required.

Prices or price ranges published [zg-web] 0/3
Cleaning price listed [zg-web] 0/2
Filling price listed [zg-web] 0/2
Crown price listed [zg-web] 0/2
Implant price listed [zg-web] 0/2
Consultation price listed [zg-web] 0/2
X-ray / imaging price listed [zg-web] 0/2

Reputation & Reviews

0.5 / 20

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) 0/6
? Google review volume 0/3
? Review recency 0/3
? 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 ZAGA Centers network and LinkedIn. [zg-search] 0.5/0.5

Medical Infrastructure

8 / 15

The range of publicly documented equipment and services. This measures documented availability, not clinical quality.

? On-site X-ray 0/2
CBCT (3D imaging) CBCT referenced for bone assessment. [zg-web] 2/2
Implantology Zygomatic/full-mouth implants. [zg-web] 2/2
? Orthodontics 0/2
Oral surgery Advanced implant surgery. [zg-web] 2/2
? Pediatric dentistry 0/1.5
? Emergency care 0/1.5
Works with international patients International network, multilingual. [zg-web] 2/2

Communication & Service

5 / 10

How easy it is to contact the clinic, get answers, and book - especially for non-Thai speakers.

? WhatsApp / LINE available 0/2
? Response speed 0/1.5
English spoken [zg-web] 2.5/2.5
Pre-visit consultation possible Portal offers patient assessment/contact. [zg-web] 1.5/1.5
Clear service explanations Detailed patient-education content. [zg-web] 1/1
? Convenient opening hours 0/1.5

AI & Search Visibility

4.5 / 10

Whether the clinic is discoverable when patients search - including via AI assistants. Checked with fixed queries: "best dentist Paris", "English speaking dentist Paris", "dental implants Paris", "emergency dentist Paris", "Paris dental clinic for expats".

Mentioned for: best dentist Paris [sq] 0/1
Mentioned for: English speaking dentist Paris [sq] 0/1
Mentioned for: dental implants Paris Strong zygomatic-implant visibility. [sq] 1/1
Mentioned for: emergency dentist Paris [sq] 0/1
Mentioned for: Paris dental clinic for expats [sq] 0/1
? Structured data on website 0/1.5
Google indexing quality [zg-search] 2/2
Dedicated service pages [zg-web] 1.5/1.5

Licensing & Credentials

Whether the clinic publishes its operating licence and the dentists working there together with their professional licence numbers. Missing items are penalised.

Clinic operating licence: not published on the clinic’s website — penalty applied

Dentists & professional licences

DentistSpecializationLicence No.
Dr Umberto Russo [zg-search]Implantology (zygomatic implants), maxillofacialnot published

Dentists are named, but their professional licence numbers are not published — penalty applied.

Red Flags

  • medium Clinic operating licence not published (-4 pts) — The clinic does not publish its operating licence or registration number (derived from data).
  • medium Dentists / their licences not listed (-4 pts) — The clinic does not publish its dentists with their professional licence numbers (derived from data).
  • low Opaque or bait pricing (-2 pts) — No prices or price ranges published (derived from data).

Red-flag penalty applied: -10 points (capped at -20).

Data We Could Not Verify

  • Reputation & Reviews: Google rating (Bayesian-adjusted)
  • Reputation & Reviews: Google review volume
  • Reputation & Reviews: Review recency
  • 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
  • Medical Infrastructure: On-site X-ray
  • Medical Infrastructure: Orthodontics
  • Medical Infrastructure: Pediatric dentistry
  • Medical Infrastructure: Emergency care
  • Communication & Service: WhatsApp / LINE available
  • Communication & Service: Response speed
  • Communication & Service: Convenient opening hours
  • AI & Search Visibility: Structured data on website

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

Websitehttps://smile24h.com
AddressSana Oris Dental Clinic, Paris, France

Contact details are provided for identification only and may change; verify with the clinic directly.

Sources

IDSourceWhat it supportsAccessed
zg-webhttps://smile24h.comZygomatic/pterygoid/nasal implants, full-mouth rehabilitation, multilingual portal, referral-network nature, no address/phone.2026-07-08
sqsearch:best dentist Paris; English speaking dentist Paris; dental implants Paris; emergency dentist Paris; Paris dentist for expatsAI/search visibility across the five standard queries.2026-07-08

Change History

DateChange
2026-07-08Initial data collection.

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