O'Leary Dennis S DDS PC, Washington dentist
O'Leary Dennis S DDS PC is a general dental practice in Washington, open Monday to Thursday, with a 5.0★ rating from 13 Google reviews.
Washington, DCUpdated 0 paid placements in any rankingHow we rank
Key facts
| Address | 5840 MacArthur Blvd NW, Washington, DC 20016Get directions |
|---|---|
| Phone | (202) 966-8108 |
| Website | dennisolearydds.com |
Opening hours
| Day | Hours |
|---|---|
| Monday | 8 AM – 5:30 PM |
| Tuesday | 8 AM – 5:30 PM |
| Wednesday | 8 AM – 5:30 PM |
| Thursday | 8 AM – 5:30 PM |
| Friday | Closed |
| Saturday | Closed |
| Sunday | Closed |
- Open evenings — no
- Open Saturdays — no
- Open Sundays — no
Services
Each offered service links to the ranked list for Washington.
| Service | Offered |
|---|---|
| General Dentistry | Yes |
| Teeth Cleaning | Yes |
| Emergency Care | Not listed |
| Root Canal | Not listed |
| Tooth Extraction | Not listed |
| Wisdom Teeth Removal | Not listed |
| Dental Implants | Not listed |
| Invisalign | Not listed |
| Braces | Not listed |
| Dental Crowns | Not listed |
| Dentures | Not listed |
| Veneers | Not listed |
| Teeth Whitening | Not listed |
| Dental Bonding | Not listed |
| Cosmetic Fillings | Not listed |
| Cosmetic Dentistry | Not listed |
| Full Restoration | Not listed |
Google reviews
5.0★from 13 Google reviews
0 of them posted in the last 12 months.
Compare nearby Washington dentists
| Clinic | Rank | DR Score | Google rating | Evenings | Saturday | Sunday | Distance |
|---|---|---|---|---|---|---|---|
| O'Leary Dennis S DDS PC (this clinic) | #245 | 51 | 5.0★ (13) | No | No | No | |
| Joncas John M DDS. | #72 | 64 | 5.0★ (5) | No | No | No | 0.0 mi |
| Capital Dental Sibley | #108 | 61 | 5.0★ (225) | No | No | No | 0.3 mi |
| Georgetown Advanced Dentistry | #186 | 57 | 4.8★ (192) | No | No | No | 0.8 mi |
Questions about O'Leary Dennis S DDS PC
What are O'Leary Dennis S DDS PC's hours?
O'Leary Dennis S DDS PC is open Monday to Thursday. It is closed on Saturdays, and closed on Sundays. Weekday hours start at 8 AM on Monday. These hours come from the clinic's business listing as of October 2026; holiday hours may differ.
Where is O'Leary Dennis S DDS PC?
O'Leary Dennis S DDS PC is at 5840 MacArthur Blvd NW, Washington, DC 20016. 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 O'Leary Dennis S DDS PC offer?
O'Leary Dennis S DDS PC lists 2 of the 17 services DentistsRanked tracks, including general dentistry and cleaning. The full list, with links to ranked lists for each service in Washington, is in the services table on this page.
How is O'Leary Dennis S DDS PC ranked?
O'Leary Dennis S DDS PC is ranked #245 of 300 dentists in Washington by DR Score, with 51 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
Is this your practice? Update your profile.
Owners can correct hours, services and dentists. The score is recalculated from the corrected data; payment never changes it.