Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. John B Dietz, DMD
Dentist in New Castle, PA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1922018381
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Registry record
Entity type Individual (Type 1)
Name Dr. John B Dietz
Credential DMD
Sex Male
Practice address 2210 Wilminton Rd, New Castle, PA, 16105
Phone (724) 652-7491
Fax (724) 652-0810
Enumeration date Aug 9, 2006
Last updated in NPPES Nov 25, 2014
Taxonomy & licenses
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees.
About the DMD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1016280930001 | Medicaid | PA | - |
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.
Frequently asked questions
Where does John Dietz practice?
The practice location on file with NPPES is in New Castle, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Dietz?
The National Provider Identifier (NPI) for John Dietz is 1922018381, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-11-25.