Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. James I Hart, OD
Optometrist in Granbury, TX · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1821155417
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Registry record
Entity type Individual (Type 1)
Name Dr. James I Hart
Credential OD
Sex Male
Practice address 735 Hwy 377 E, Granbury, TX, 76048
Phone (817) 279-0558
Fax (817) 573-2450
Enumeration date Jan 2, 2007
Last updated in NPPES Jul 8, 2007
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 |
|---|---|---|---|
| 38775 | Other | TX | SUPERIOR |
| 024932 | Other | - | LOC |
| 47721 | Other | - | DAVIS INS |
| 919802 | Other | - | BLOCK |
| 228 | Other | - | WALMART |
| 454333 | Other | - | NVA |
| 580627 | Other | - | BC & BS |
| 979802 | Other | - | BLOCK |
| 23573 | Other | TX | SPECTERA |
| 371 | Other | - | WALMART |
| 019246 | Other | - | LOC |
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 James Hart practice?
The practice location on file with NPPES is in Granbury, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for James Hart?
The National Provider Identifier (NPI) for James Hart is 1821155417, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.