Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Gregory L Hollier, DC
Chiropractor in Groves, TX · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1861581027
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Registry record
Entity type Individual (Type 1)
Name Dr. Gregory L Hollier
Credential DC
Sex Male
Practice address 4820 Tiwn City Hwy, Groves, TX, 77619
Phone (409) 962-2221
Fax (409) 962-6362
Enumeration date Oct 12, 2006
Last updated in NPPES Dec 9, 2009
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 088413201 | Medicaid | TX | - |
| 40557883 | Other | TX | CIGNA |
| 1023847 | Other | TX | AETNA |
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 Gregory Hollier practice?
The practice location on file with NPPES is in Groves, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Gregory Hollier?
The National Provider Identifier (NPI) for Gregory Hollier is 1861581027, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-12-09.