Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Diana Bollenbacher, O.D.
Optometrist in West Chester, OH · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1336494525
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Registry record
Entity type Individual (Type 1)
Name Dr. Diana Bollenbacher
Credential O.D.
Sex Female
Practice address 7580 Cox Ln, West Chester, OH, 45069
Phone (513) 759-5100
Fax (513) 759-5801
Enumeration date Jul 13, 2012
Last updated in NPPES Nov 1, 2023
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 Diana Bollenbacher practice?
The practice location on file with NPPES is in West Chester, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Diana Bollenbacher?
The National Provider Identifier (NPI) for Diana Bollenbacher is 1336494525, 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 2023-11-01.