TLC Dental (Dr Leonard Hoffenberg)
According to our open methodology, this clinic scored 46.3/100 for transparency, reputation, service accessibility, and digital visibility.
Overall rank: #9 of 12 ranked clinics · Last checked: 26 August 2026
Positions by Rating Profile
- Overall Transparency & Trust#946.3/100
- Best for Expats#1042.3/100
- Best for Dental Implants#1040/100
- Best for Emergency Dental Care#744/100
- Best Price Transparency#931.9/100
- Best English-speaking Clinics#846/100
- Best for Families / Childrennot ranked
- 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) — No general anaesthesia or deep sedation documented Only oral sedation and nitrous oxide ("happy gas") offered, both explicitly conscious; no IV/twilight/general anaesthesia mentioned. [tlc-dental-castlereagh-deepen-9]
Summary
Sydney CBD cosmetic and general dental practice on Castlereagh Street led by dental surgeon Dr Leonard Hoffenberg, offering veneers, implants, Invisalign/ClearCorrect, sedation and emergency care.
Strengths
- Information Transparency: 18 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: 2.5 of 8.5 verifiable points (missing: mentioned for: best dentist sydney; mentioned for: english speaking dentist sydney; mentioned for: dental implants sydney; mentioned for: emergency dentist sydney; mentioned for: sydney 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 [s1] | 4/4 |
| ✓ | Dentist names listed AHPRA register and topexperts.com.au independently corroborate. Google Business listing now stands alone as 'TLC Dental' rather than being framed only as Dr Hoffenberg's smiledocs.com.au sub-profile. [tlc-dental-castlereagh-deepen-7] [tlc-dental-castlereagh-deepen-8] [s1] | 3/3 |
| ✓ | Dentist specializations listed [s1] | 2/2 |
| ? | Real clinic photos | 0/2 |
| ✓ | Service list published [s1] | 3/3 |
| ✓ | Clear contact details [s1] | 2/2 |
| ✓ | English website version [s1] | 2/2 |
| ✓ | Address and map published [s1] | 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 [s1] | 0/3 |
| ✗ | Cleaning price listed [s1] | 0/2 |
| ✗ | Filling price listed [s1] | 0/2 |
| ✗ | Crown price listed [s1] | 0/2 |
| ✗ | Implant price listed [s1] | 0/2 |
| ✗ | Consultation price listed [s1] | 0/2 |
| ✗ | X-ray / imaging price listed [s1] | 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) Directly verified via Google Maps 2026-08-26 - supersedes the prior directory-reported figure of 4.9 from 188 reviews. [tlc-dental-castlereagh-deepen] | 6/6 |
| ◐ | Google review volume Directly verified via Google Maps 2026-08-26 - supersedes the prior directory-reported figure of 188. [tlc-dental-castlereagh-deepen] | 2.5/3 |
| ✓ | Review recency Most recent review ~1 month old (as of 2026-08-26) [tlc-dental-castlereagh-deepen] | 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 [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, ClearCorrect. [s1] | 2/2 |
| ✓ | Oral surgery Wisdom teeth removal. [s1] | 2/2 |
| ? | Pediatric dentistry | 0/1.5 |
| ✓ | Emergency care [s1] | 1.5/1.5 |
| ? | 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 [s1] | 0/2 |
| ? | Response speed | 0/1.5 |
| ✓ | English spoken [s1] | 2.5/2.5 |
| ? | Pre-visit consultation possible | 0/1.5 |
| ✓ | Clear service explanations [s1] | 1/1 |
| ? | Convenient opening hours | 0/1.5 |
AI & Search Visibility
Whether the clinic is discoverable when patients search - including via AI assistants. Checked with fixed queries: "best dentist Sydney", "English speaking dentist Sydney", "dental implants Sydney", "emergency dentist Sydney", "Sydney dental clinic for expats".
| ✗ | Mentioned for: best dentist Sydney [tlc-dental-castlereagh-deepen-2] | 0/1 |
| ✗ | Mentioned for: English speaking dentist Sydney [tlc-dental-castlereagh-deepen-3] | 0/1 |
| ✗ | Mentioned for: dental implants Sydney [tlc-dental-castlereagh-deepen-4] | 0/1 |
| ✗ | Mentioned for: emergency dentist Sydney [tlc-dental-castlereagh-deepen-5] | 0/1 |
| ✗ | Mentioned for: Sydney dental clinic for expats [tlc-dental-castlereagh-deepen-6] | 0/1 |
| ? | Structured data on website | 0/1.5 |
| ◐ | Google indexing quality [sq] | 1/2 |
| ✓ | Dedicated service pages [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. 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 Leonard Hoffenberg [s1] | Dental Surgeon (cosmetic and general 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
- Medical Infrastructure: On-site X-ray
- Medical Infrastructure: CBCT (3D imaging)
- Medical Infrastructure: Pediatric dentistry
- Medical Infrastructure: Works with international patients
- Communication & Service: Response speed
- Communication & Service: Pre-visit consultation possible
- 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
| Website | https://www.smiledocs.com.au/cosmetic-dentists/sydney/dr-leonard-hoffenberg/ |
|---|---|
| Phone | 02 8599 7121 |
| Google Maps | Map listing |
| Address | Level 2, 74 Castlereagh Street, Sydney NSW 2000, Australia |
Contact details are provided for identification only and may change; verify with the clinic directly.
Sources
| ID | Source | What it supports | Accessed |
|---|---|---|---|
| s1 | https://www.smiledocs.com.au/cosmetic-dentists/sydney/dr-leonard-ho… | Address, phone, dentist, services, English site. | 2026-07-12 |
| s2 | https://www.smiledocs.com.au/cosmetic-dentists/sydney/dr-leonard-ho… | Directory-reported Google rating 4.9 from 188 reviews. | 2026-07-12 |
| sq | search:best dentist Sydney / English speaking dentist Sydney / dental implants Sydney / emergency dentist Sydney / Sydney dental clinic for expats | AI/search visibility scout 2026-07-12 | 2026-07-12 |
| tlc-dental-castlereagh-deepen | https://www.google.com/maps/place/TLC+Dental/@-33.8695302,151.20980… | Google rating 5.0 (252 reviews) as of 2026-08-26 for the Google Business listing 'TLC Dental', 74 Castlereagh St, Sydney | 2026-08-26 |
| tlc-dental-castlereagh-deepen-2 | search:best dentist Sydney | AI/search visibility scout 2026-08-26: not present in top results | 2026-08-26 |
| tlc-dental-castlereagh-deepen-3 | search:english speaking dentist Sydney | AI/search visibility scout 2026-08-26: not present in top results | 2026-08-26 |
| tlc-dental-castlereagh-deepen-4 | search:dental implants Sydney | AI/search visibility scout 2026-08-26: not present in top results | 2026-08-26 |
| tlc-dental-castlereagh-deepen-5 | search:emergency dentist Sydney | AI/search visibility scout 2026-08-26: not present in top results | 2026-08-26 |
| tlc-dental-castlereagh-deepen-6 | search:dentist for expats Sydney | AI/search visibility scout 2026-08-26: not present in top results | 2026-08-26 |
| tlc-dental-castlereagh-deepen-7 | https://www.ahpra.gov.au/Registration/Registers-of-Practitioners.aspx | AHPRA public register name search for 'Leonard Hoffenberg' confirms Dr Leonard Hoffenberg, Dental Practitioner, principal place of practice Sydney NSW 2000. Checked 2026-08-26. | 2026-08-26 |
| tlc-dental-castlereagh-deepen-8 | https://topexperts.com.au/nsw-sydney-dentists | "TLC Dental | 4.9/5 ⭐ (175 reviews) | Level 2/74 Castlereagh St, Sydney NSW 2000"; page notes the practice was 'founded... in 1998' by Dr Leonard Hoffenberg and operates from 'their new location at Castlereagh Street'. Checked 2026-08-26. | 2026-08-26 |
| tlc-dental-castlereagh-deepen-9 | https://www.smiledocs.com.au/cosmetic-dentists/sydney/dr-leonard-ho… | Page describes only nitrous oxide ("the patient remains awake and able to communicate with the dentist") and oral sedation ("minimal to moderate"); no IV/twilight/general anaesthesia mentioned. | 2026-08-26 |
Change History
| Date | Change |
|---|---|
| 2026-08-26 | Recorded sedation / general anaesthesia availability (informational): not documented in public sources. Only oral sedation and nitrous oxide ("happy gas") offered, both explicitly conscious; no IV/twilight/general anaesthesia mentioned. |
| 2026-08-26 | Deepen 2026-08-26: rechecked smiledocs.com.au profile/contacts (unchanged) and confirmed open; Google rating directly verified at 5.0 from 252 reviews via Maps, superseding the prior directory-reported 4.9/188 figure (Google Business listing now stands alone as 'TLC Dental'); added 2 independent external sources (AHPRA, topexperts.com.au) beyond the smiledocs.com.au profile; visibility scout 5 queries found no mentions; sedation = false (only nitrous oxide/oral sedation described, both conscious); no uncited existing sources to triage. |
| 2026-07-12 | Initial data collection. |
A question or a correction?
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