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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 30 days.

DR. KELVIN J RIDDER DDS
NPI 1639090087
Dentist - General Practice in Cedar Rapids, IA

Active since July 22, 2026
203 29TH ST NE STE 2, CEDAR RAPIDS, IA 52402(319) 364-3221(319) 364-1860 Get Directions Write a Review

NPPES record added: July 22, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Kelvin J Ridder Dds NPPES

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

DR. KELVIN J RIDDER DDS (NPI 1639090087) is an individual general practice provider in Cedar Rapids, Iowa, licensed in Iowa (10481) and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1639090087
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. KELVIN J RIDDERCredential: DDS
Location Address203 29TH ST NE STE 2Cedar Rapids, IA 52402-4862
Mailing Address203 29th St Ne Ste 2Cedar Rapids, IA 52402-4862 · (319) 364-3221
Phone(319) 364-3221
Fax(319) 364-1860
Sole ProprietorYes
Enumeration DateJuly 22, 2026
NPPES CertifiedJuly 22, 2026
✔ NPI 1639090087 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in IA · 10481
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.
203 29TH ST NE STE 2, Cedar Rapids, IA 52402
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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 Kelvin Ridder's NPI number?

The NPI number for Kelvin Ridder is 1639090087. It was assigned to this individual provider in the NPPES registry on July 22, 2026.

Where is Kelvin Ridder located?

Kelvin Ridder practices at 203 29th St NE Ste 2, Cedar Rapids, IA 52402. The listed phone number is (319) 364-3221.

What is Kelvin Ridder'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 Kelvin Ridder was last updated on July 22, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.