DR. JOHN B GENNARO D.D.S
NPI 1316073786
Dentist - General Practice in Marrero, LA

Q: What is John Gennaro's NPI number?

The NPI number for John Gennaro is 1316073786. It was assigned to this individual provider in the NPPES registry on February 27, 2007.

Q: What is John Gennaro'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 John Gennaro was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 February 27, 2007

828 AVENUE G, MARRERO, LA 70072(504) 341-5200(504) 341-6977 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. John B Gennaro D.d.s NPPES

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

DR. JOHN B GENNARO D.D.S (NPI 1316073786) is an individual general practice provider in Marrero, Louisiana, licensed in Louisiana (2285) and active in the NPI registry since February 2007.

NPPES Registry Identity

NPI1316073786

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. JOHN B GENNAROCredential: D.D.S

Location Address828 AVENUE GMarrero, LA 70072-1830

Mailing Address4917 Guidry StMetairie, LA 70006-1120 · (504) 779-6360 · Fax (504) 341-6977

Phone(504) 341-5200

Fax(504) 341-6977

Sole ProprietorYes

Enumeration DateFebruary 27, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1316073786 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in LA · 2285

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.

828 AVENUE G, Marrero, LA 70072

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Other Identifiers 1

Medicaid1822850LA

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HUNG ANH HOANG, D.D.S., L.L.C.

Dentist (General Practice)

828 AVENUE G
MARRERO, LA 70072

Jefferson Parish (504) 341-5200

EXCEPTIONAL DENTAL OF G

Dentist (General Practice)

828 AVENUE G
MARRERO, LA 70072

Jefferson Parish (504) 341-5200

JOHN B. GENNARO D.D.S

Dentist (General Practice)

828 AVENUE G
MARRERO, LA 70072

Jefferson Parish (504) 341-5200

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 John Gennaro's NPI number?

The NPI number for John Gennaro is 1316073786. It was assigned to this individual provider in the NPPES registry on February 27, 2007.

Where is John Gennaro located?

John Gennaro practices at 828 Avenue G, Marrero, LA 70072. The listed phone number is (504) 341-5200.

What is John Gennaro'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 John Gennaro was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.