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

DR. RICHARD E GERHARDT D.D.S.
NPI 1740266600
Dentist - General Practice in Great Lakes, IL

Q: What is Richard Gerhardt's NPI number?

The NPI number for Richard Gerhardt is 1740266600. It was assigned to this individual provider in the NPPES registry on December 21, 2005.

Q: What is Richard Gerhardt'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 Richard Gerhardt 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 40 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 December 21, 2005

3001 6TH ST, GREAT LAKES, IL 60088(847) 688-3331 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Richard E Gerhardt D.d.s. NPPES

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

DR. RICHARD E GERHARDT D.D.S. (NPI 1740266600) is an individual general practice provider in Great Lakes, Illinois, licensed in Oklahoma (4287) and active in the NPI registry since December 2005.

NPPES Registry Identity

NPI1740266600

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. RICHARD E GERHARDTCredential: D.D.S.

Location Address3001 6TH STGreat Lakes, IL 60088-2833

Mailing Address3001 6th StGreat Lakes, IL 60088-2833 · (847) 688-3331

Phone(847) 688-3331

Sole ProprietorNo

Enumeration DateDecember 21, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1740266600 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in OK · 4287

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.

3001 6TH ST, Great Lakes, IL 60088

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Other Providers at the Same Location NPPES 20

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

DR. BRADFORD LAWRENCE SMITH M.D.

Pediatrics

3001 6TH ST, DEPARTMENT OF PEDIATRICS
GREAT LAKES, IL 60088

Lake County (847) 688-2255

KAREN LEONE M.D.

General Practice

3001 6TH ST, SUITE A
GREAT LAKES, IL 60088

Lake County (847) 688-2755

DR. PAUL GERARD LUEPKE D.D.S., M.S.

Dentist

3001 6TH ST
GREAT LAKES, IL 60088

Lake County (847) 688-3699

DR. EUGENE ROBINSON MCNINCH JR. M.D.

Specialist

3001 6TH ST, BLDG 200H / OB/GYN
GREAT LAKES, IL 60088

Lake County (847) 688-6101

DR. NORMAN LEE M.D.

Internal Medicine

3001 6TH ST, 9TH FLOOR PRIMARY CARE DIRECTORATE SUITE
GREAT LAKES, IL 60088

Lake County (847) 688-5528

MS. LOUISE MARGARET RYSSMANN PNP

Nurse Practitioner (Pediatrics)

3001 6TH ST
GREAT LAKES, IL 60088

Lake County (847) 688-4560

DR. ARTHUR ALLEN STUDEBAKER DPM

Podiatrist

3001 6TH ST
GREAT LAKES, IL 60088

Lake County (847) 688-6755

DR. MOLLY ANN JENKINS DDS

Dentist (General Practice)

3001 6TH ST, STE A
GREAT LAKES, IL 60088

Lake County (847) 688-2100

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 Richard Gerhardt's NPI number?

The NPI number for Richard Gerhardt is 1740266600. It was assigned to this individual provider in the NPPES registry on December 21, 2005.

Where is Richard Gerhardt located?

Richard Gerhardt practices at 3001 6th St, Great Lakes, IL 60088. The listed phone number is (847) 688-3331.

What is Richard Gerhardt'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 Richard Gerhardt 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 40 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.