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LOUIS CAI MD INC
NPI 1184560047
Ophthalmology - Retina Specialist in Sunnyvale, CA

Active since April 24, 2026
1210 E ARQUES AVE STE 210, SUNNYVALE, CA 94085(408) 540-3559(510) 513-0885 Get Directions Write a Review

NPPES record last updated: May 8, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 8, 2026, Apr 24, 2026 (2 updates tracked since 2026).

About Louis Cai Md Inc NPPES

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

LOUIS CAI MD INC (NPI 1184560047), doing business as Cai Retina, is a healthcare organization registered as a retina specialist in Sunnyvale, California and active in the NPI registry since April 2026. The organization lists Louis Cai, Ceo, as its authorized official.

NPPES Registry Identity

NPI1184560047
Entity TypeOrganization
Primary Taxonomy207WX0107X
Legal Business NameLOUIS CAI MD INC
Location Address1210 E ARQUES AVE STE 210Sunnyvale, CA 94085-5422
Mailing Address1210 E Arques Ave Ste 210Sunnyvale, CA 94085-5422 · (408) 540-3559 · Fax (408) 418-2803
Phone(408) 540-3559
Fax(510) 513-0885
Organization SubpartNo
Authorized OfficialLouis CaiCeo · (407) 388-8554
Enumeration DateApril 24, 2026
Last NPPES UpdateMay 8, 20262 updates tracked since enumeration
NPPES CertifiedMay 8, 2026
✔ NPI 1184560047 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmology · Retina SpecialistAllopathic & Osteopathic Physicians
Taxonomy Code207WX0107X
Definition
An ophthalmologist who specializes in the diagnosis and treatment of vitreoretinal diseases.
1210 E ARQUES AVE STE 210, Sunnyvale, CA 94085
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Other Names 1

Doing Business AsCai Retina

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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 Louis Cai MD Inc's NPI number?

The NPI number for Louis Cai MD Inc is 1184560047. It was assigned to this organization in the NPPES registry on April 24, 2026. The provider is doing business as Cai Retina.

Where is Louis Cai MD Inc located?

Louis Cai MD Inc is located at 1210 E Arques Ave Ste 210, Sunnyvale, CA 94085. The listed phone number is (408) 540-3559.

What is Louis Cai MD Inc's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Retina Specialist, with taxonomy code 207WX0107X.

When was this NPI record last updated?

The NPPES record for Louis Cai MD Inc was last updated on May 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.