DENTIST ON WASHINGTON
NPI 1255609848
Dentist - General Practice in Phila, PA

Q: What is Washington Ave Dental Center PC's NPI number?

The NPI number for Washington Ave Dental Center PC is 1255609848. It was assigned to this organization in the NPPES registry on December 9, 2011. The provider is doing business as Dentist On Washington.

Q: What is Washington Ave Dental Center PC's specialty?

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

Active since December 09, 2011

544 WASHINGTON AVE, PHILA, PA 19147(215) 389-9889 Get Directions Write a Review

NPPES record last updated: December 9, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dentist On Washington NPPES

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

DENTIST ON WASHINGTON (NPI 1255609848) is a healthcare organization registered as a general practice in Phila, Pennsylvania and active in the NPI registry since December 2011. The organization lists William John Costello, Dentist/owner, as its authorized official.

NPPES Registry Identity

NPI1255609848

Entity TypeOrganization

Primary Taxonomy1223G0001X

Legal Business NameWASHINGTON AVE DENTAL CENTER PC

Location Address544 WASHINGTON AVEPhila, PA 19147

Mailing Address544 Washington AvePhila, PA 19147

Phone(215) 389-9889

Organization SubpartNo

Authorized OfficialWilliam John CostelloDentist/owner · (215) 389-9889

Enumeration DateDecember 9, 2011

✔ NPI 1255609848 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in PA · DSO36827

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.

544 WASHINGTON AVE, Phila, PA 19147

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Other Names 1

Doing Business AsDentist On Washington

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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 Washington Ave Dental Center PC's NPI number?

The NPI number for Washington Ave Dental Center PC is 1255609848. It was assigned to this organization in the NPPES registry on December 9, 2011. The provider is doing business as Dentist On Washington.

Where is Washington Ave Dental Center PC located?

Washington Ave Dental Center PC is located at 544 Washington Ave, Phila, PA 19147. The listed phone number is (215) 389-9889.

What is Washington Ave Dental Center PC'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 Washington Ave Dental Center PC was last updated on December 9, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.