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DR. WILLIAM RALPH SINCLAIR DDS
NPI 1427102607
Dentist - General Practice in Baton Rouge, LA

Active since January 23, 2007
3516 N SHERWOOD FOREST DR, BATON ROUGE, LA 70814(225) 272-7236(225) 272-7236 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Dr. William Ralph Sinclair Dds NPPES

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

DR. WILLIAM RALPH SINCLAIR DDS (NPI 1427102607) is an individual general practice provider in Baton Rouge, Louisiana, licensed in Louisiana (4113) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1427102607
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. WILLIAM RALPH SINCLAIRCredential: DDS
Location Address3516 N SHERWOOD FOREST DRBaton Rouge, LA 70814-5262
Mailing Address3516 N Sherwood Forest DrBaton Rouge, LA 70814-5262 · (225) 272-7236 · Fax (225) 272-7236
Phone(225) 272-7236
Fax(225) 272-7236
Sole ProprietorNo
Enumeration DateJanuary 23, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1427102607 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 · 4113
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.
3516 N SHERWOOD FOREST DR, Baton Rouge, LA 70814
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health and more.Insurance ›

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 Sinclair's NPI number?

The NPI number for William Sinclair is 1427102607. It was assigned to this individual provider in the NPPES registry on January 23, 2007.

Where is William Sinclair located?

William Sinclair practices at 3516 N Sherwood Forest Dr, Baton Rouge, LA 70814. The listed phone number is (225) 272-7236.

What is William Sinclair's specialty?

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

What insurance does William Sinclair accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter from Superior HealthPlan and BEST Life and 11 other insurers list William Sinclair 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 Sinclair 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.