Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Sarah Hanmer, O.D.
Optometrist in Brunswick, ME · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1902327372
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Registry record
Entity type Individual (Type 1)
Name Dr. Sarah Hanmer
Credential O.D.
Sex Female
Practice address 82 Maine St, Brunswick, ME, 04011
Phone (207) 729-8474
Enumeration date Jul 6, 2017
Last updated in NPPES Jul 21, 2022
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD 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 Sarah Hanmer?
The National Provider Identifier (NPI) for Sarah Hanmer is 1902327372, a Type 1 (individual) record in the CMS NPPES registry.
Where does Sarah Hanmer practice?
The practice location on file with NPPES is in Brunswick, ME. 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 2022-07-21.