DR. WILLIAM L FIESLER D.M.D.
NPI 1679784359
Dentist - General Practice in Decatur, IL

Q: What is William Fiesler's NPI number?

The NPI number for William Fiesler is 1679784359. It was assigned to this individual provider in the NPPES registry on May 24, 2007.

Q: What is William Fiesler's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Fiesler 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.

Active since May 24, 2007

2495 N WATER ST, DECATUR, IL 62526(217) 872-7874(217) 872-7877 Get Directions Write a Review

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

On this page

About Dr. William L Fiesler D.m.d. NPPES

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

DR. WILLIAM L FIESLER D.M.D. (NPI 1679784359) is an individual general practice provider in Decatur, Illinois and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1679784359

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. WILLIAM L FIESLERCredential: D.M.D.

Location Address2495 N WATER STDecatur, IL 62526-4247

Mailing Address2495 N Water StDecatur, IL 62526-4247 · (217) 872-7874 · Fax (217) 872-7877

Phone(217) 872-7874

Fax(217) 872-7877

Sole ProprietorYes

Enumeration DateMay 24, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1679784359 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

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.

2495 N WATER ST, Decatur, IL 62526

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas.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 Fiesler's NPI number?

The NPI number for William Fiesler is 1679784359. It was assigned to this individual provider in the NPPES registry on May 24, 2007.

Where is William Fiesler located?

William Fiesler practices at 2495 N Water St, Decatur, IL 62526. The listed phone number is (217) 872-7874.

What is William Fiesler's specialty?

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

What insurance does William Fiesler accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas list William Fiesler 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 Fiesler 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.