DR. WILLIAM JOSEPH O'BRIEN DDS
NPI 1285657957
Dentist - Prosthodontics in Milwaukee, WI

Active since July 25, 2006
5900 N PORT WASHINGTON RD, SUITE B262, MILWAUKEE, WI 53217(414) 332-7450 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. William Joseph O'brien Dds NPPES

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

DR. WILLIAM JOSEPH O'BRIEN DDS (NPI 1285657957) is an individual prosthodontics provider in Milwaukee, Wisconsin, licensed in Wisconsin (4279 - 15) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1285657957
Entity TypeIndividualMale
Primary Taxonomy1223P0700X
Provider Legal NameDR. WILLIAM JOSEPH O'BRIENCredential: DDS
Location Address5900 N PORT WASHINGTON RD, SUITE B262Milwaukee, WI 53217-4503
Mailing Address5900 N Port Washington Rd, Suite B262Milwaukee, WI 53217-4503 · (414) 332-7450
Sole ProprietorNo
Enumeration DateJuly 25, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1285657957 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDentist · ProsthodonticsDental Providers
Taxonomy Code1223P0700X
License Licensed in WI · 4279 - 15
Definition

That branch of dentistry pertaining to the restoration and maintenance of oral functions, comfort, appearance and health of the patient by the restoration of natural teeth and/or the replacement of missing teeth and contiguous oral and maxillofacial tissues with artificial substitutes.

5900 N PORT WASHINGTON RD, Milwaukee, WI 53217

Accepted Insurance

Other Providers at the Same Location NPPES 9

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

Social Worker
5900 N PORT WASHINGTON RD, SUITE 230
GLENDALE, WI 53217
Psychologist (Clinical)
5900 N PORT WASHINGTON RD, SUITE 230
GLENDALE, WI 53217
Psychologist
5900 N PORT WASHINGTON RD, SUITE 230
GLENDALE, WI 53217
Psychiatry & Neurology (Psychiatry)
5900 N PORT WASHINGTON RD, SUITE 230
GLENDALE, WI 53217
Psychologist
5900 N PORT WASHINGTON RD, SUITE 230
GLENDALE, WI 53217
Psychologist (Clinical)
5900 N PORT WASHINGTON RD, SUITE A-230
GLENDALE, WI 53217
Psychologist
5900 N PORT WASHINGTON RD, STE 230
GLENDALE, WI 53217
Psychiatry & Neurology (Psychiatry)
5900 N PORT WASHINGTON RD, SUITE 230
GLENDALE, WI 53217

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 William O'brien's NPI number?

The NPI number for William O'brien is 1285657957. It was assigned to this individual provider in the NPPES registry on July 25, 2006.

Where is William O'brien located?

William O'brien practices at 5900 N Port Washington Rd Suite B262, Milwaukee, WI 53217. The listed phone number is (414) 332-7450.

What is William O'brien's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Prosthodontics, with taxonomy code 1223P0700X.

What insurance does William O'brien accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Delta Dental of Wisconsin, Inc. list William O'brien as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for William O'brien was last updated on July 8, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.