Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Thomas Clayton Grebe, PHARM.D
Pharmacist in Enid, OK · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1275318339
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Registry record
Entity type Individual (Type 1)
Name Thomas Clayton Grebe
Credential PHARM.D
Sex Male
Practice address 1106 W Willow Rd, Enid, OK, 73703
Phone (580) 234-4343
Fax (580) 234-5477
Enumeration date Aug 28, 2023
Last updated in NPPES Aug 28, 2023
Taxonomy & licenses
PHARMD · Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy.
About the PHARMD credential
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 Thomas Grebe practice?
The practice location on file with NPPES is in Enid, OK. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Thomas Grebe?
The National Provider Identifier (NPI) for Thomas Grebe is 1275318339, a Type 1 (individual) record in the CMS NPPES registry.
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-08-28.