WILLIAM ROBERT SOUTHWORTH DMD
NPI 1912917386
Dentist - Orthodontics and Dentofacial Orthopedics in Sterling, MA

Active since August 09, 2006
225 LEOMINSTER ROAD, STERLING, MA 01564(978) 422-7400(978) 422-2369 Get Directions Write a Review

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

About William Robert Southworth Dmd NPPES

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

WILLIAM ROBERT SOUTHWORTH DMD (NPI 1912917386) is an individual orthodontics and dentofacial orthopedics provider in Sterling, Massachusetts, licensed in Massachusetts (16294) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1912917386
Entity TypeIndividualMale
Primary Taxonomy1223X0400X
Provider Legal NameWILLIAM ROBERT SOUTHWORTHCredential: DMD
Location Address225 LEOMINSTER ROADSterling, MA 01564
Mailing Address225 Leominster Road, P.o. Box 628Sterling, MA 01564 · (978) 422-7400 · Fax (978) 422-2369
Fax(978) 422-2369
Sole ProprietorNo
Enumeration DateAugust 9, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1912917386 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDentist · Orthodontics and Dentofacial OrthopedicsDental Providers
Taxonomy Code1223X0400X
License Licensed in MA · 16294
Definition
That area of dentistry concerned with the supervision, guidance and correction of the growing or mature dentofacial structures, including those conditions that require movement of teeth or correction of malrelationships and malformations of their related structures and the adjustment of relationships between and among teeth and facial bones by the application of forces and/or the stimulation and redirection of functional forces within the craniofacial complex. Major responsibilities of orthodontic practice include the diagnosis, prevention, interception and treatment of all forms of malocclusion of the teeth and associated alterations in their surrounding structures; the design, application and control of functional and corrective appliances; and the guidance of the dentition and its supporting structures to attain and maintain optimum occlusal relations in physiologic and esthetic harmony among facial and cranial structures.
225 LEOMINSTER ROAD, Sterling, MA 01564

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 Southworth's NPI number?

The NPI number for William Southworth is 1912917386. It was assigned to this individual provider in the NPPES registry on August 9, 2006.

Where is William Southworth located?

William Southworth practices at 225 Leominster Road, Sterling, MA 01564. The listed phone number is (978) 422-7400.

What is William Southworth's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Orthodontics and Dentofacial Orthopedics, with taxonomy code 1223X0400X.

When was this NPI record last updated?

The NPPES record for William Southworth 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.