Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Philip R Howard DDS and Tara M Sullivan DDS Pllc

General Practice Dentistry in Seattle, WA · enumerated 2010 · authorized official Philip Howard, Owner.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1841592474

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Registry record

Entity type Organization (Type 2)

Legal business name Philip R Howard DDS and Tara M Sullivan DDS Pllc

Other name <Unavail>

Practice address 4520 42nd Ave Sw Ste 23, Seattle, WA, 98116

Phone (206) 938-1777

Fax (206) 938-0740

Enumeration date Dec 2, 2010

Last updated in NPPES Dec 2, 2010

Taxonomy & classification

1223G0001X General Practice Dentistry Dental Providers · License DE 10978 (WA) Primary

Authorized official

Name Philip Howard

Title Owner

Phone (206) 938-1777

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 → Validate an NPI →

Frequently asked questions

What is the NPI number for Philip R Howard DDS and Tara M Sullivan DDS Pllc?

The NPI for Philip R Howard DDS and Tara M Sullivan DDS Pllc is 1841592474, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Philip R Howard DDS and Tara M Sullivan DDS Pllc?

NPPES lists Philip Howard (Owner) as the authorized official for this organization.

Providers at this address

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Philip Howard Dentist · Seattle, WA NPI 1003012527 Philip R. Howard DDS and Tara M. Sullivan DDS, Pllc Preferred Provider Organization · Seattle, WA NPI 1073061693

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-12-02.