Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Glen T Cahill, O.D.
Optometrist in Belcourt, ND · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1265402267
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Registry record
Entity type Individual (Type 1)
Name Dr. Glen T Cahill
Credential O.D.
Sex Male
Practice address 1300 Hospital Road, Belcourt, ND, 58316
Phone (701) 477-6111
Fax (701) 477-2507
Enumeration date Jan 24, 2006
Last updated in NPPES Mar 4, 2013
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 60712 | Medicaid | ND | - |
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 Glen Cahill practice?
The practice location on file with NPPES is in Belcourt, ND. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Glen Cahill?
The National Provider Identifier (NPI) for Glen Cahill is 1265402267, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-03-04.