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

DR. CHARLES E GRELLE D.D.S.
NPI 1316907538
Dentist - General Practice in Florissant, MO

Q: What is Charles Grelle's NPI number?

The NPI number for Charles Grelle is 1316907538. It was assigned to this individual provider in the NPPES registry on March 23, 2006.

Q: What is Charles Grelle'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 Charles Grelle 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 36 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 March 23, 2006

1265 GRAHAM RD, SUITE A, FLORISSANT, MO 63031(314) 839-5900(314) 839-3133 Get Directions Write a Review

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

On this page

About Dr. Charles E Grelle D.d.s. NPPES

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

DR. CHARLES E GRELLE D.D.S. (NPI 1316907538) is an individual general practice provider in Florissant, Missouri, licensed in Missouri (11351) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1316907538

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. CHARLES E GRELLECredential: D.D.S.

Location Address1265 GRAHAM RD, SUITE AFlorissant, MO 63031-8018

Mailing Address1265 Graham Rd, Suite AFlorissant, MO 63031-8018 · (314) 839-5900 · Fax (314) 839-3133

Phone(314) 839-5900

Fax(314) 839-3133

Sole ProprietorNo

Enumeration DateMarch 23, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1316907538 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in MO · 11351

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.

1265 GRAHAM RD, Florissant, MO 63031

Open in Google Maps ↗

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 ›

Other Providers at the Same Location NPPES 3

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

C AND M MEDICAL GROUP PC

Clinic/Center

1265 GRAHAM RD, SUITE 3
FLORISSANT, MO 63031

St. Louis County (314) 837-0505

NC HEALTHCARE PC

Internal Medicine

1265 GRAHAM RD
FLORISSANT, MO 63031

St. Louis County (314) 551-0338

FLORISSANT CHIROPRACTIC AND REHAB LLC

Chiropractor

1265 GRAHAM RD
FLORISSANT, MO 63031

St. Louis County (314) 395-6200

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 Charles Grelle's NPI number?

The NPI number for Charles Grelle is 1316907538. It was assigned to this individual provider in the NPPES registry on March 23, 2006.

Where is Charles Grelle located?

Charles Grelle practices at 1265 Graham Rd Suite A, Florissant, MO 63031. The listed phone number is (314) 839-5900.

What is Charles Grelle's specialty?

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

What insurance does Charles Grelle 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 Charles Grelle 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 Charles Grelle 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 36 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.