Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. THOMAS J FEDER DDS
NPI 1114923281
Dentist - General Practice in Belleville, IL

Q: What is Thomas Feder's NPI number?

The NPI number for Thomas Feder is 1114923281. It was assigned to this individual provider in the NPPES registry on June 23, 2005.

Q: What is Thomas Feder'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 Thomas Feder was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days 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 June 23, 2005

16 N JACKSON ST, BELLEVILLE, IL 62220(618) 235-5141(618) 235-2155 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Thomas J Feder Dds NPPES

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

DR. THOMAS J FEDER DDS (NPI 1114923281) is an individual general practice provider in Belleville, Illinois, licensed in Illinois (19-013814) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1114923281

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. THOMAS J FEDERCredential: DDS

Location Address16 N JACKSON STBelleville, IL 62220-1425

Mailing Address16 N Jackson StBelleville, IL 62220-1425 · (618) 235-5141 · Fax (618) 235-2155

Phone(618) 235-5141

Fax(618) 235-2155

Sole ProprietorNo

Enumeration DateJune 23, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1114923281 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in IL · 19-013814

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.

16 N JACKSON ST, Belleville, IL 62220

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Other Providers at the Same Location NPPES 4

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

DR. NICHOLAS D SWANSON DMD

Dentist (General Practice)

16 N JACKSON ST
BELLEVILLE, IL 62220

St. Clair County (618) 235-5141

THOMAS J FEDER DDS PC

Clinic/Center (Dental)

16 N JACKSON ST
BELLEVILLE, IL 62220

St. Clair County (618) 235-5141

MICHAEL SMITH DMD, LLC

Clinic/Center (Dental)

16 N JACKSON ST
BELLEVILLE, IL 62220

St. Clair County (618) 235-5141

DR. MICHAEL T SMITH D.M.D.

Dentist

16 N JACKSON ST
BELLEVILLE, IL 62220

St. Clair County (618) 235-5141

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 Thomas Feder's NPI number?

The NPI number for Thomas Feder is 1114923281. It was assigned to this individual provider in the NPPES registry on June 23, 2005.

Where is Thomas Feder located?

Thomas Feder practices at 16 N Jackson St, Belleville, IL 62220. The listed phone number is (618) 235-5141.

What is Thomas Feder's specialty?

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

When was this NPI record last updated?

The NPPES record for Thomas Feder was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days 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.