NPI Portal NPI Lookup & Verification

Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Richard D. Knowlton, Dmd

General Practice Dentistry in Elizabethtown, PA · enumerated 2017 · authorized official Richard Knowlton, Owner.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1083128003

Verified

See something wrong? Report a correction

Registry record

Entity type Organization (Type 2)
Legal business name Richard D. Knowlton, Dmd
Other name <Unavail>
Practice address 102 W High St, Elizabethtown, PA, 17022
Fax (717) 367-8856
Enumeration date Nov 29, 2017
Last updated in NPPES Nov 29, 2017

Taxonomy & classification

1223G0001X General Practice Dentistry Dental Providers Primary

Authorized official

Name Richard Knowlton
Title Owner

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Who is the authorized official for Richard D. Knowlton, Dmd?
NPPES lists Richard Knowlton (Owner) as the authorized official for this organization.
What is the NPI number for Richard D. Knowlton, Dmd?
The NPI for Richard D. Knowlton, Dmd is 1083128003, a Type 2 (organization) record in the CMS NPPES registry.

Providers at this address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-11-29.