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Emerald S Tay, M.D

Internal Medicine Physician in San Gabriel, CA · enumerated 2005 · practices at Emerald Seinmaya Tay M D A Professional Corporation.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1255331294

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Registry record

Entity type Individual (Type 1)
Name Emerald S Tay
Credential M.D
Sex Female
Practice address 222 E Valley Blvd, San Gabriel, CA, 91776
Phone (626) 307-8636
Fax (626) 307-8705
Enumeration date Jul 29, 2005
Last updated in NPPES Dec 21, 2016

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License A72223 (CA) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
00A722230 Medicaid CA -

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.

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Frequently asked questions

What is the NPI number for Emerald Tay?
The National Provider Identifier (NPI) for Emerald Tay is 1255331294, a Type 1 (individual) record in the CMS NPPES registry.
Where does Emerald Tay practice?
The practice location on file with NPPES is in San Gabriel, CA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-12-21.