Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Amy Liu
Pharmacist in San Francisco, CA · enumerated 2011.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1740561414
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Registry record
Entity type Individual (Type 1)
Name Ms. Amy Liu
Sex Female
Practice address 1335 Webster St, San Francisco, CA, 94115
Phone (415) 921-5502
Enumeration date Sep 7, 2011
Last updated in NPPES Nov 3, 2020
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
What is the NPI number for Amy Liu?
The National Provider Identifier (NPI) for Amy Liu is 1740561414, a Type 1 (individual) record in the CMS NPPES registry.
Where does Amy Liu practice?
The practice location on file with NPPES is in San Francisco, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Gene Nagase Pharmacist · San Francisco, CA NPI 1750506903 Michael Campbell Pharmacy Technician · San Francisco, CA NPI 1205054426 Shuyi Zhao Pharmacist · San Francisco, CA NPI 1972803260 My Hanh Huynh Pharmacist · San Francisco, CA NPI 1134464415 Kenneth Ouyang Pharmacist · San Francisco, CA NPI 1023725165
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-11-03.