Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Izabella Busher
Optometrist in Allentown, PA · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1821776063
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Registry record
Entity type Individual (Type 1)
Name Izabella Busher
Sex Female
Practice address 2030 W Tilghman St, Allentown, PA, 18104
Phone (610) 432-3258
Fax (610) 289-2100
Enumeration date Jul 7, 2023
Last updated in NPPES Jul 7, 2023
Taxonomy & licenses
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 Izabella Busher practice?
The practice location on file with NPPES is in Allentown, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Izabella Busher?
The National Provider Identifier (NPI) for Izabella Busher is 1821776063, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-07-07.