Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Daniel Robert Maxwell, OD
Optometrist in Defiance, OH · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1881682771
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Registry record
Entity type Individual (Type 1)
Name Dr. Daniel Robert Maxwell
Credential OD
Sex Male
Practice address 101 Clinton St, Ste 1000, Defiance, OH, 43512
Phone (419) 782-4831
Fax (419) 784-0197
Enumeration date Oct 13, 2005
Last updated in NPPES Jul 8, 2007
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
Where does Daniel Maxwell practice?
The practice location on file with NPPES is in Defiance, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Daniel Maxwell?
The National Provider Identifier (NPI) for Daniel Maxwell is 1881682771, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.