Dentists in Mountainside, NJ
This page lists 22 dental providers with a practice location in Mountainside, New Jersey, taken from the federal NPI registry. 18 of them are registered for general dentistry, and the rest cover specialties such as periodontics (3) and orthodontics (1). Entries are unclaimed until a practice verifies them, so please call or request a time to confirm insurance, hours and services.
22 dentists listed · population 7,228 (Mountainside borough, Census 2024 estimate) · 30.4 per 10,000 residents · New Jersey average 11.6
Sources: dentist count = listings on this site from the CMS NPI registry (mailing city, which can reach beyond city limits); population = U.S. Census Bureau, Vintage 2024 Population Estimates (July 1, 2024).
New dentists in Mountainside
- Mountainside Smiles – General Dentistry, Mountainside, NJ (NPI 2026)
- Mountainside Crossing Family Dental – General Dentistry, Mountainside, NJ (NPI 2025)
“New” = NPI first issued in 2025 or 2026 according to the CMS NPI registry (our data stores the year only). A new NPI can also mean a dentist who recently moved or opened a new practice entity.
County: Union County (681 listings)
Pins show the approximate ZIP-code area of each address, not the exact door. Map © OpenStreetMap contributors.
Dentists in Mountainside: quick facts
How many dentists are listed in Mountainside, New Jersey?
Our directory lists 22 dental providers with a practice address in Mountainside, based on the CMS NPPES NPI registry.
How many general dentists are in Mountainside?
18 of the Mountainside listings are registered under general dentistry; the rest are specialists or dental practices registered under other dental taxonomies.
Which dental specialists practice in Mountainside?
The most common specialties in Mountainside listings are periodontics (3), orthodontics (1). Use the specialty filters above to see only one type.
Which nearby cities also have dentists listed?
Clifton (182), Fort Lee (152), Livingston (102), Union (99), Bayonne (93), Union City (91).
Are these dentists rated or endorsed?
No. Listings come from the public registry and are not endorsements. A rating only appears after a real patient leaves a moderated review.
Nearby cities
Source: NPPES NPI registry (CMS). A listing is not an endorsement. All New Jersey cities