DR. GREGG LOUIS KASSAN D.D.S.
NPI 1861665903
Dentist - General Practice in Montclair, VA

Q: What is Gregg Kassan's NPI number?

The NPI number for Gregg Kassan is 1861665903. It was assigned to this individual provider in the NPPES registry on April 9, 2008.

Q: What is Gregg Kassan's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Gregg Kassan was last updated on April 9, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 09, 2008

5077 WATERWAY DR, MONTCLAIR, VA 22025(703) 897-0463(703) 897-1155 Get Directions Write a Review

NPPES record last updated: April 9, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Gregg Louis Kassan D.d.s. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GREGG LOUIS KASSAN D.D.S. (NPI 1861665903) is an individual general practice provider in Montclair, Virginia, licensed in Virginia (0401-007927) and active in the NPI registry since April 2008.

NPPES Registry Identity

NPI1861665903

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. GREGG LOUIS KASSANCredential: D.D.S.

Location Address5077 WATERWAY DRMontclair, VA 22025-1259

Mailing Address5077 Waterway DrMontclair, VA 22025-1259 · (703) 897-0463 · Fax (703) 897-1155

Phone(703) 897-0463

Fax(703) 897-1155

Sole ProprietorNo

Enumeration DateApril 9, 2008

✔ NPI 1861665903 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in VA · 0401-007927

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

5077 WATERWAY DR, Montclair, VA 22025

Open in Google Maps ↗

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregg Kassan's NPI number?

The NPI number for Gregg Kassan is 1861665903. It was assigned to this individual provider in the NPPES registry on April 9, 2008.

Where is Gregg Kassan located?

Gregg Kassan practices at 5077 Waterway Dr, Montclair, VA 22025. The listed phone number is (703) 897-0463.

What is Gregg Kassan's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Gregg Kassan was last updated on April 9, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.