The Periodontist Dental Centre
According to our open methodology, this clinic scored 36.7/100 for transparency, reputation, service accessibility, and digital visibility.
Overall rank: #10 of 22 ranked clinics · Last checked: 4 July 2026
Positions by Rating Profile
- Overall Transparency & Trust#1036.7/100
- Best for Expats#1036/100
- Best for Dental Implants#1032.5/100
- Best for Emergency Dental Carenot ranked
- Best Price Transparency#1019.8/100
- Best English-speaking Clinics#1139.5/100
- Best for Families / Children#938.3/100
Summary
The Periodontist Dental Centre (PDC) is a specialist-led practice on Muthaiga Road, Nairobi, headed by Dr. Tonnie K. Mulli, a University of Nairobi-qualified periodontist with specialist training from Barts & The London and King's College London. The clinic focuses on gum disease treatment and dental implants, alongside Invisalign, root canal treatment, veneers and crowns, whitening and children's dentistry. It lists a team of three dentists and a chief dental assistant, and holds a 4.9 Google rating across about 291 reviews.
Practice trades as 'The Periodontist Dental Centre'; also appears in search as 'The Periodontist Dental Care'.
Strengths
No categories reached the strength threshold (80%).
Weaknesses
- Price Transparency: 0 of 3 verifiable points (missing: prices or price ranges published)
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 [s1] | 4/4 |
| ✓ | Dentist names listed Dr. Tonnie K. Mulli, Dr. Pauline Karanja, Dr. Caroline Ndunge and chief dental assistant named [s1] | 3/3 |
| ✓ | Dentist specializations listed Specialist periodontist and implant dentist, Invisalign provider, children's dentistry [s1] | 2/2 |
| ? | Real clinic photos | 0/2 |
| ✓ | Service list published [s1] | 3/3 |
| ? | Clear contact details Email and hours on site; phone number not visible on pages checked | 0/2 |
| ✓ | English website version [s1] | 2/2 |
| ? | Address and map published | 0/2 |
Price Transparency
Whether patients can estimate costs before visiting. Published price ranges count; exact prices are not required.
| ✗ | Prices or price ranges published No prices displayed on homepage/services overview [s1] | 0/3 |
| ? | Cleaning price listed | 0/2 |
| ? | Filling price listed | 0/2 |
| ? | Crown price listed | 0/2 |
| ? | Implant price listed | 0/2 |
| ? | Consultation price listed | 0/2 |
| ? | X-ray / imaging price listed | 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) [s3] | 6/6 |
| ◐ | Google review volume [s3] | 2.5/3 |
| ? | Review recency | 0/3 |
| ? | Clinic responds to reviews | 0/2 |
| ? | No recurring complaints | 0/2 |
| ? | No suspicious review patterns | 0/2 |
| ✓ | Active Facebook presence Facebook linked from official site [s1] | 1/1 |
| ? | TripAdvisor presence | 0/0.5 |
| ✓ | Other review platforms Instagram (@theperiodontistke), LinkedIn and X linked from site [s1] | 0.5/0.5 |
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 [s1] | 2/2 |
| ✓ | Orthodontics Invisalign clear aligners [s1] [s6] | 2/2 |
| ✓ | Oral surgery Periodontal (gum) treatment and implant placement by specialist periodontist [s1] | 2/2 |
| ✓ | Pediatric dentistry Children's dentistry listed under Dr. Caroline Ndunge [s1] | 1.5/1.5 |
| ? | Emergency care | 0/1.5 |
| ? | Works with international patients | 0/2 |
Communication & Service
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 English-language practice; lead dentist UK-trained [s1] | 2.5/2.5 |
| ✓ | Pre-visit consultation possible Telehealth services offered [s1] | 1.5/1.5 |
| ✓ | Clear service explanations Detailed per-service pages [s1] [s6] | 1/1 |
| ✗ | Convenient opening hours Mon-Fri 07:00-16:00 only; weekends closed, out-of-hours appointments by pre-arrangement [s1] | 0/1.5 |
AI & Search Visibility
Whether the clinic is discoverable when patients search - including via AI assistants. Checked with fixed queries: "best dentist Nairobi", "English speaking dentist Nairobi", "dental implants Nairobi", "emergency dentist Nairobi", "Nairobi dental clinic for expats".
| ✓ | Mentioned for: best dentist Nairobi [s4] | 1/1 |
| ✓ | Mentioned for: English speaking dentist Nairobi [s5] | 1/1 |
| ✗ | Mentioned for: dental implants Nairobi [s4] [s5] | 0/1 |
| ✗ | Mentioned for: emergency dentist Nairobi [s4] [s5] | 0/1 |
| ✗ | Mentioned for: Nairobi dental clinic for expats [s4] [s5] | 0/1 |
| ? | Structured data on website | 0/1.5 |
| ✓ | Google indexing quality Site subpages incl. individual service pages indexed [s6] | 2/2 |
| ✓ | Dedicated service pages e.g. /services/invisalign-braces [s6] | 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
| Dentist | Specialization | Licence No. |
|---|---|---|
| Dr. Tonnie K. Mulli [Llic] | Practice Lead; Specialist Periodontist & Implant Dentist | not published |
| Dr. Pauline Karanja [Llic] | General Dentist; Invisalign Provider | not published |
| Dr. Caroline Ndunge [Llic] | General Dentist; Children Dentistry | not 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
- Information Transparency: Real clinic photos
- Information Transparency: Clear contact details
- Information Transparency: Address and map published
- Price Transparency: Cleaning price listed
- Price Transparency: Filling price listed
- Price Transparency: Crown price listed
- Price Transparency: Implant price listed
- Price Transparency: Consultation price listed
- Price Transparency: X-ray / imaging price listed
- Reputation & Reviews: Review recency
- Reputation & Reviews: Clinic responds to reviews
- Reputation & Reviews: No recurring complaints
- Reputation & Reviews: No suspicious review patterns
- Reputation & Reviews: TripAdvisor presence
- Medical Infrastructure: On-site X-ray
- Medical Infrastructure: CBCT (3D imaging)
- Medical Infrastructure: Emergency care
- Medical Infrastructure: Works with international patients
- Communication & Service: WhatsApp / LINE available
- Communication & Service: Response speed
- 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
| Website | https://theperiodontist.co.ke |
|---|---|
| Phone | +254 716 521043 |
| Address | House No. 3, Muthaiga Road, Nairobi |
Contact details are provided for identification only and may change; verify with the clinic directly.
Sources
| ID | Source | What it supports | Accessed |
|---|---|---|---|
| s1 | https://theperiodontist.co.ke/ | Official site: team names and specializations, services, hours, email, social links, telehealth | 2026-07-04 |
| s2 | https://ke.africabz.com/nairobi/the-periodontist-dental-centre-227293 | Phone +254 716 521043 and House No. 3 Muthaiga Rd address (directory listing) | 2026-07-04 |
| s3 | https://www.top-rated.online/countries/Kenya/cities/Nairobi/@dental… | Google rating 4.90 with 291 reviews; categorized as dental implants periodontist | 2026-07-04 |
| s4 | search:best dentist Nairobi | AI/search visibility check 2026-07-04: appears in top results | 2026-07-04 |
| s5 | search:English speaking dentist Nairobi | AI/search visibility check 2026-07-04: appears in top results | 2026-07-04 |
| s6 | https://www.theperiodontist.co.ke/services/invisalign-braces | Dedicated service page (indexed) | 2026-07-04 |
| Llic | https://theperiodontist.co.ke/our-team/ | Licensing & credentials check (clinic licence, dentists, licence numbers) | 2026-07-08 |
Change History
| Date | Change |
|---|---|
| 2026-07-08 | Added Licensing & Credentials (methodology v1.1): clinic licence and dentists/their licence numbers. |
| 2026-07-04 | Initial data collection. |
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.