Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Dianna L Knox, LPC, ED.D., NCC
Counselor in Gillette, WY · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1821241423
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Registry record
Entity type Individual (Type 1)
Name Dr. Dianna L Knox
Credential LPC, ED.D., NCC
Sex Female
Practice address 500 S Burma Ave, Gillette, WY, 82716
Phone (307) 688-5000
Fax (307) 688-5015
Enumeration date Oct 28, 2008
Last updated in NPPES Oct 28, 2008
Taxonomy & licenses
LPC · Licensed Professional Counselor: A licensed mental-health counselor providing psychotherapy.
About the LPC credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1881730141 | Medicaid | WY | - |
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 Dianna Knox practice?
The practice location on file with NPPES is in Gillette, WY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Dianna Knox?
The National Provider Identifier (NPI) for Dianna Knox is 1821241423, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-10-28.