Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. John Gregg, PHARMD
Pharmacist in Plano, TX · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1437574324
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Registry record
Entity type Individual (Type 1)
Name Dr. John Gregg
Credential PHARMD
Sex Male
Practice address 5425 W Spring Creek Pkwy Ste 190, Plano, TX, 75024
Phone (214) 291-5087
Fax (972) 608-2933
Enumeration date Feb 28, 2014
Last updated in NPPES Feb 15, 2018
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
What is the NPI number for John Gregg?
The National Provider Identifier (NPI) for John Gregg is 1437574324, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Gregg practice?
The practice location on file with NPPES is in Plano, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-02-15.