Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Steve Yoon
Optician in Allston, MA · enumerated 2013.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1154763795
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Registry record
Entity type Individual (Type 1)
Name Steve Yoon
Sex Male
Practice address 300 Western Ave, Allston, MA, 02134
Phone (617) 783-0500
Enumeration date Jul 24, 2013
Last updated in NPPES Jul 24, 2013
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 Steve Yoon practice?
The practice location on file with NPPES is in Allston, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Steve Yoon?
The National Provider Identifier (NPI) for Steve Yoon is 1154763795, 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 2013-07-24.