Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Emerald S Tay, MD

Individual provider Internal Medicine Physician · NPI 1255331294

Emerald S Tay, MD is an Internal Medicine in San Gabriel, California. Qualified in 1994, 32 years ago. Accepts Medicare assignment. Licensed in California.

Years since qualifying
32
Licensed in
CA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

222 E Valley Blvd
San Gabriel, CA 91776-3521
Phone: (626) 307-8636
Fax: (626) 307-8705
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A72223 (CA)

Record details

NPI number1255331294
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 29, 2005
Last updated in NPPESDecember 21, 2016
Mailing address828 E Valley Blvd, Ste C, San Gabriel, CA 91776-4600

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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