Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Evan Douglas Hapner, O.D.
Optometrist in Schaumburg, IL · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1891946216
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Registry record
Entity type Individual (Type 1)
Name Dr. Evan Douglas Hapner
Credential O.D.
Sex Male
Practice address 1760 W Wise Rd, Schaumburg, IL, 60193
Phone (708) 636-9393
Fax (708) 636-2022
Enumeration date Oct 3, 2008
Last updated in NPPES Nov 18, 2024
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 Evan Hapner?
The National Provider Identifier (NPI) for Evan Hapner is 1891946216, a Type 1 (individual) record in the CMS NPPES registry.
Where does Evan Hapner practice?
The practice location on file with NPPES is in Schaumburg, IL. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-11-18.