O.SEM Dental Centre (Tsar Simeon branch)
According to our open methodology, this clinic scored 60.9/100 for transparency, reputation, service accessibility, and digital visibility.
Overall rank: #2 of 21 ranked clinics · Last checked: 18 August 2026
Positions by Rating Profile
- Overall Transparency & Trust#260.9/100
- Best for Expats#357/100
- Best for Dental Implants#262.2/100
- Best for Emergency Dental Carenot ranked
- Best Price Transparency#259.9/100
- Best English-speaking Clinics#355.8/100
- Best for Families / Children#257.8/100
Summary
O.SEM Dental Centre (Tsar Simeon branch) is the founding location of the O.SEM multi-site dental chain, situated at 12 Tsar Simeon I Street in central Burgas. The clinic operates seven days a week with 16 named dental practitioners covering oral surgery, implantology, prosthodontics, endodontics, orthodontics and general dentistry. Documented equipment includes panoramic and 3D cone-beam X-ray, a 3Shape intraoral scanner, a CJ Optik dental microscope, and implant motors. The clinic accepts the Bulgarian National Health Insurance Fund. A second Burgas branch (Izgrev) exists at bul. Nikola Petkov 126.
The email listed is an accounting address (invoices.ceep1@osemdental.com) from the contacts page; no general patient-enquiry email was found. The phone +359 877 821 221 serves both the Tsar Simeon and Izgrev Burgas branches. WhatClinic lists the clinic at two addresses (12 Tsar Simeon I Str. and 126 Nikola Petkov Blvd) under one listing. SmileJet reports an aggregated 4.4/5 from 95 reviews; this platform aggregates from multiple sources and the figure could not be independently verified as solely Google Maps data. Three WhatClinic verified patient reviews are accessible: all positive, including one from a German patient praising 3D X-ray diagnostics and one from a UK patient.
Strengths
- Information Transparency: 18 of 20 points.
- Medical Infrastructure: 13.5 of 15 points.
Weaknesses
No category fell below the weakness threshold (50% of verifiable points).
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 16 named dentists published on the Burgas team page: Dr. Ivaylo Radev, Dr. Alexander Partenov, Dr. Ivan Stamboliev, Dr. Konstantin Petkov, Dr. Sleymen, Dr. Alexander Baichev, Dr. Bozhidar Semov, Dr. Valeri Vulchanov, Dr. Desislava Velikova, Dr. Evelina Ignatova, Dr. Iva Zhikova, Dr. Ilina Kostova, Dr. Keti Petrova, Dr. Klementina Madzharova, Dr. Konstantin Tonchev, Dr. Nikola Dikov [s1] | 3/3 |
| ✓ | Dentist specializations listed oral and maxillofacial surgery, oral surgery, prosthodontics, endodontics, orthodontics listed per individual team profiles [s1] | 2/2 |
| ? | Real clinic photos clinic has photos on social media and website but could not be independently verified via fetch | 0/2 |
| ✓ | Service list published implants, oral surgery, orthodontics, Invisalign, prosthodontics, endodontics, pediatric dentistry, general anesthesia, sedation, aesthetic medicine, whitening, tartar removal [s1] [s2] | 3/3 |
| ✓ | Clear contact details phone, accounting email, Facebook and address published on official contacts page and confirmed by vymaps.com [s1] [s3] | 2/2 |
| ✓ | English website version osemdental.com has an English-language version [s1] | 2/2 |
| ✓ | Address and map published ul. Tsar Simeon I-vi 12 confirmed on official site and third-party directories [s1] [s3] | 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 prices published on the WhatClinic listing; whether the clinic's own website lists prices was not verified [s2] | 3/3 |
| ✓ | Cleaning price listed teeth cleaning from €120 per WhatClinic [s2] | 2/2 |
| ? | Filling price listed | 0/2 |
| ✓ | Crown price listed dental crowns €285-€515 per WhatClinic [s2] | 2/2 |
| ✓ | Implant price listed single implant €770-€1,280 per WhatClinic [s2] | 2/2 |
| ✓ | Consultation price listed dental consultation €35-€90 per WhatClinic [s2] | 2/2 |
| ? | 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) Google Maps rating not verifiable via accessible sources; SmileJet aggregator reports 4.4/5 from 95 reviews (source and methodology unspecified) | 0/6 |
| ? | Google review volume | 0/3 |
| ◐ | Review recency WhatClinic reviews include recent entries; exact dates not all accessible but the listing shows recent activity [s2] | 1.5/3 |
| ? | Clinic responds to reviews | 0/2 |
| ✓ | No recurring complaints three accessible WhatClinic verified reviews all positive; no complaint pattern in accessible sources [s2] | 2/2 |
| ✓ | No suspicious review patterns reviews from patients of different nationalities (German, UK, Bulgarian); no suspicious patterns observed [s2] | 2/2 |
| ✓ | Active Facebook presence facebook.com/osemtsarsimeon confirmed in search results [s3] | 1/1 |
| ✗ | TripAdvisor presence no TripAdvisor listing found in searches [s4] | 0/0.5 |
| ✓ | Other review platforms WhatClinic (ServiceScore 6.4, 3 verified reviews, 53 interactions), SmileJet, qanomed, rating.hapche.bg, oink.bg, dentists10.com [s2] [s4] | 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 panoramic and sectoral (cone-beam) X-ray systems documented on the clinic page [s1] | 2/2 |
| ✓ | CBCT (3D imaging) 3D dental X-ray (cone-beam) documented on clinic page; WhatClinic review mentions '3D X-ray diagnostics' [s1] [s2] | 2/2 |
| ✓ | Implantology [s1] | 2/2 |
| ✓ | Orthodontics braces, Invisalign, pediatric orthodontic treatment; Dr. Evelina Ignatova (orthodontist) on staff [s1] | 2/2 |
| ✓ | Oral surgery oral surgery, maxillofacial surgery, sinus lifts, bone grafting; multiple oral surgery specialists on staff [s1] | 2/2 |
| ✓ | Pediatric dentistry pediatric dentistry including sedation and general anesthesia documented [s1] | 1.5/1.5 |
| ? | Emergency care no documented emergency or same-day appointment policy on accessible pages | 0/1.5 |
| ✓ | Works with international patients WhatClinic reviews include German and UK patients; clinic described as welcoming foreign visitors and dental tourists [s2] [s4] | 2/2 |
Communication & Service
How easy it is to contact the clinic, get answers, and book - especially for international patients.
| ? | WhatsApp / LINE available WhatsApp mentioned in search snippets for quotes but not confirmed on the official contacts page | 0/2 |
| ? | Response speed | 0/1.5 |
| ✓ | English spoken English-speaking staff confirmed in multiple search result descriptions and patient accounts [s4] | 2.5/2.5 |
| ? | Pre-visit consultation possible | 0/1.5 |
| ✓ | Clear service explanations individual treatment pages with descriptions published on osemdental.com [s1] | 1/1 |
| ✓ | Convenient opening hours Mon-Fri 09:00-20:00, Sat-Sun 09:00-18:00; open seven days a week [s1] | 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 Bulgaria", "English speaking dentist Bulgaria", "dental implants Bulgaria", "emergency dentist Bulgaria", "Bulgaria dental clinic for expats".
| ✓ | Mentioned for: best dentist Bulgaria O.SEM appears in top search results for the five canonical city queries [s4] | 1/1 |
| ✓ | Mentioned for: English speaking dentist Bulgaria named as English-speaking clinic in the five canonical city queries [s4] | 1/1 |
| ✓ | Mentioned for: dental implants Bulgaria listed in dental implants Burgas searches in the five canonical city queries [s4] | 1/1 |
| ✗ | Mentioned for: emergency dentist Bulgaria not found in emergency dentist Burgas queries [s4] | 0/1 |
| ✓ | Mentioned for: Bulgaria dental clinic for expats described as popular with expats and tourists in the five canonical city queries [s4] | 1/1 |
| ? | Structured data on website site structured data not verifiable via fetch due to rendering limitations | 0/1.5 |
| ✓ | Google indexing quality osemdental.com ranks prominently in Burgas dental search results [s4] | 2/2 |
| ✓ | Dedicated service pages individual pages exist for implantology, orthodontics, oral surgery and other services on osemdental.com [s1] | 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. Ivaylo Radev [s1] | Specialist in Oral and Maxillofacial Surgery | not published |
| Dr. Alexander Partenov [s1] | Specialist in Prosthodontic Dental Medicine | not published |
| Dr. Ivan Stamboliev [s1] | Specialist in Oral Surgery, Implantology | not published |
| Dr. Bozhidar Semov [s1] | Implantologist | not published |
| Dr. Desislava Velikova [s1] | Endodontist | not published |
| Dr. Evelina Ignatova [s1] | Orthodontist | not published |
| Dr. Konstantin Petkov [s1] | Specialist in Oral Surgery | not published |
| Dr. Ilina Kostova [s1] | Oral Surgery Resident | 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).
Red-flag penalty applied: -8 points (capped at -20).
Data We Could Not Verify
- Information Transparency: Real clinic photos
- Price Transparency: Filling price listed
- Price Transparency: X-ray / imaging price listed
- Reputation & Reviews: Google rating (Bayesian-adjusted)
- Reputation & Reviews: Google review volume
- Reputation & Reviews: Clinic responds to reviews
- Medical Infrastructure: Emergency care
- Communication & Service: WhatsApp / LINE available
- Communication & Service: Response speed
- Communication & Service: Pre-visit consultation possible
- 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://osemdental.com |
|---|---|
| Phone | +359 877 821 221 |
| https://www.facebook.com/osemtsarsimeon/ | |
| Address | ul. Tsar Simeon I-vi 12, 8000 Burgas, Bulgaria |
Contact details are provided for identification only and may change; verify with the clinic directly.
Sources
| ID | Source | What it supports | Accessed |
|---|---|---|---|
| s1 | https://osemdental.com/dentalna-klinika/o-sem-burgas-car-simeon/ | clinic name O.SEM, address ul. Tsar Simeon I-vi 12 Burgas, phone +359 877 821 221, hours Mon-Fri 09:00-20:00 Sat-Sun 09:00-18:00, full service list (implants, surgery, orthodontics, Invisalign, pediatric, sedation, prosthodontics, endodontics), equipment (panoramic+3D cone-beam X-ray, 3Shape scanner, CJ Optik microscope, W&H and NSK implant motors), 16 named dentists with specializations, NHIF accepted, Facebook/Instagram/YouTube/TikTok/LinkedIn | 2026-08-18 |
| s2 | https://www.whatclinic.com/dentists/bulgaria/burgas/osem-dental-centre | ServiceScore 6.4 from 53 interactions, 3 verified patient reviews (4.5/5): German patient praises 3D X-ray and professionalism, UK patient notes professional service and impressive surgery, Bulgarian patient satisfied; prices: consultation €35-90, implant €770-1280, crown €285-515, whitening €195-205, braces €2188-3075, root canal €85-500, cleaning from €120; address 12 Tsar Simeon I Str. and 126 Nikola Petkov Blvd. | 2026-08-18 |
| s3 | https://vymaps.com/BG/Sem-Dental-Center-77643/ | phone +359 877 821 221, address ul. Tsar Simeon I-vi 12 Burgas, Facebook facebook.com/osemtsarsimeon | 2026-08-18 |
| s4 | search:Burgas dental visibility queries (the five canonical city queries) | O.SEM appears in search results for the five canonical city queries; described as popular with expats and dental tourists; not found in emergency dentist Burgas results | 2026-08-18 |
Change History
| Date | Change |
|---|---|
| 2026-08-18 |
A question or a correction?
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