Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Gene Tsutomu Nagase, B.S.
Pharmacist in San Francisco, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1750506903
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Registry record
Entity type Individual (Type 1)
Name Mr. Gene Tsutomu Nagase
Credential B.S.
Sex Male
Practice address 1335 Webster St, San Francisco, CA, 94115
Phone (415) 921-5502
Fax (415) 921-8566
Enumeration date Apr 14, 2007
Last updated in NPPES Jul 8, 2007
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 Gene Nagase practice?
The practice location on file with NPPES is in San Francisco, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Gene Nagase?
The National Provider Identifier (NPI) for Gene Nagase is 1750506903, 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 2007-07-08.