STEPHEN CLAUDE TANAKA M.D.
NPI 1790863553
Ophthalmology in Union City, CA

Q: What is Stephen Tanaka's NPI number?

The NPI number for Stephen Tanaka is 1790863553. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Q: What is Stephen Tanaka's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Stephen Tanaka was last updated on August 3, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since November 01, 2006

3553 WHIPPLE ROAD, UNION CITY, CA 95487(510) 454-1000 Get Directions Write a Review

NPPES record last updated: August 3, 2015. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Stephen Claude Tanaka M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STEPHEN CLAUDE TANAKA M.D. (NPI 1790863553) is an individual ophthalmology provider in Union City, California, licensed in California (G48300) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1790863553

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameSTEPHEN CLAUDE TANAKACredential: M.D.

Location Address3553 WHIPPLE ROADUnion City, CA 95487-1507

Mailing Address3553 Whipple RoadUnion City, CA 95487-1507 · (510) 454-1000

Phone(510) 454-1000

Sole ProprietorNo

Enumeration DateNovember 1, 2006

Last NPPES UpdateAugust 3, 2015

✔ NPI 1790863553 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in CA · G48300

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

3553 WHIPPLE ROAD, Union City, CA 95487

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Other Identifiers 2

Medicaid00G483000CA

Medicare UPINF18756

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Stephen Tanaka's NPI number?

The NPI number for Stephen Tanaka is 1790863553. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is Stephen Tanaka located?

Stephen Tanaka practices at 3553 Whipple Road, Union City, CA 95487. The listed phone number is (510) 454-1000.

What is Stephen Tanaka's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

When was this NPI record last updated?

The NPPES record for Stephen Tanaka was last updated on August 3, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.