Gregory A Mckenna Dmd LLC

Gregory A Mckenna Dmd LLC is a healthcare organization registered as Orthodontics and Dentofacial Orthopedics Dentistry in Danbury, CT, holding Type 2 (organization) NPI 1457571374 since 2007. The authorized official on file is Gregory Mckenna, Owner President.

✓ Active NPI ✓ Valid NPI checksum

NPI	1457571374
Entity type	Organization (Type 2)
Legal business name	Gregory A Mckenna Dmd LLC
Practice address	131 DEER HILL AVENUE, Danbury, CT, 06810
Phone	2037909155
Fax	2037911695
Enumeration date	2007-04-26
Last updated in NPPES	2020-08-22

Authorized official

Name	Gregory Mckenna
Title	Owner President
Phone	2037909155

Taxonomy & classification

Taxonomy code	Specialty	Primary	License	State
1223X0400X	Orthodontics and Dentofacial Orthopedics Dentistry	Primary	8629	CT

Copy-ready billing details

Provider: Gregory A Mckenna Dmd LLC
NPI: 1457571374
Taxonomy: 1223X0400X (Orthodontics and Dentofacial Orthopedics Dentistry)
Address: 131 DEER HILL AVENUE, Danbury, CT, 06810

Verify this record

Cross-check NPI 1457571374 against the authoritative CMS record: view Gregory A Mckenna Dmd LLC on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where is Gregory A Mckenna Dmd LLC located?

The practice location on file with NPPES is in Danbury, CT.

How current is this record?

Data comes from the CMS NPPES public dissemination file; this record was last updated in NPPES on 2020-08-22. Verify at npiregistry.cms.hhs.gov.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2020-08-22.