Koustis Thomas DDS, Willoughby dentist
Koustis Thomas DDS is a general dental practice in Willoughby, open Monday and Tuesday and Thursday to Saturday, with evening hours on 1 day and 7 of 17 tracked services.
Willoughby, OHUpdated 0 paid placements in any rankingHow we rank
Key facts
| Address | 35403 Euclid Ave, Willoughby, OH 44094Get directions |
|---|---|
| Phone | (440) 918-9600 |
| Website | drtomkoustis.com |
Opening hours
| Day | Hours |
|---|---|
| Monday | 9 AM – 5 PM |
| Tuesday | 10 AM – 8 PMevening |
| Wednesday | Closed |
| Thursday | 9 AM – 6 PM |
| Friday | 9 AM – 3 PM |
| Saturday | 8 AM – 12 PM |
| Sunday | Closed |
- Open evenings (after 6 PM)
- Open Saturdays
- Open Sundays — no
Services
Each offered service links to the ranked list for Willoughby.
| Service | Offered |
|---|---|
| General Dentistry | Yes |
| Emergency Care | Yes |
| Dental Implants | Yes |
| Dental Crowns | Yes |
| Dental Bonding | Yes |
| Cosmetic Dentistry | Yes |
| Full Restoration | Yes |
| Teeth Cleaning | Not listed |
| Root Canal | Not listed |
| Tooth Extraction | Not listed |
| Wisdom Teeth Removal | Not listed |
| Invisalign | Not listed |
| Braces | Not listed |
| Dentures | Not listed |
| Veneers | Not listed |
| Teeth Whitening | Not listed |
| Cosmetic Fillings | Not listed |
Compare nearby Willoughby dentists
| Clinic | Rank | DR Score | Evenings | Saturday | Sunday | Distance |
|---|---|---|---|---|---|---|
| Koustis Thomas DDS (this clinic) | #25 | 37 | Yes | Yes | No | |
| Lu John Y DDS | #11 | 67 | No | No | No | 0.1 mi |
| Dr. Paul Grande | #6 | 67 | No | No | No | 0.3 mi |
| Aswad Rulla a DDS | #1 | 73 | No | No | No | 0.4 mi |
Questions about Koustis Thomas DDS
What are Koustis Thomas DDS's hours?
Koustis Thomas DDS is open Monday and Tuesday and Thursday to Saturday. On Saturdays it is open 8 AM to 12 PM, and closed on Sundays. It stays open late on Tuesday until 8 PM. These hours come from the clinic's business listing as of October 2026; holiday hours may differ.
Where is Koustis Thomas DDS?
Koustis Thomas DDS is at 35403 Euclid Ave, Willoughby, OH 44094. Use the directions link on this page to plan your route. Ask the clinic about parking and building access before your first visit.
What services does Koustis Thomas DDS offer?
Koustis Thomas DDS lists 7 of the 17 services DentistsRanked tracks, including general dentistry, emergency care, implants, crowns, bonding, cosmetic and full restoration. The full list, with links to ranked lists for each service in Willoughby, is in the services table on this page.
How is Koustis Thomas DDS ranked?
Koustis Thomas DDS is ranked #25 of 30 dentists in Willoughby by DR Score, with 37 out of 100. The score combines reputation, review volume, recency, access, services and profile completeness. No clinic can pay to change its rank.
Data last refreshed October 21, 2026
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Owners can correct hours, services and dentists. The score is recalculated from the corrected data; payment never changes it.