Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Stephanie R Grenier, D.C.
Chiropractor in Flowery Branch, GA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1134325798
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Registry record
Entity type Individual (Type 1)
Name Dr. Stephanie R Grenier
Credential D.C.
Sex Female
Practice address 4915 Atlanta Hwy Unit 1421, Flowery Branch, GA, 30542
Phone (678) 409-7823
Enumeration date Jun 21, 2007
Last updated in NPPES Jan 9, 2024
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC 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 Stephanie Grenier?
The National Provider Identifier (NPI) for Stephanie Grenier is 1134325798, a Type 1 (individual) record in the CMS NPPES registry.
Where does Stephanie Grenier practice?
The practice location on file with NPPES is in Flowery Branch, GA. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-09.