SAN GABRIEL VALLEY EYE GROUP
NPI 1609369693
Ophthalmology - Glaucoma Specialist in West Covina, CA

Q: What is Philip Ngai MD, Incorporated's NPI number?

The NPI number for Philip Ngai MD, Incorporated is 1609369693. It was assigned to this organization in the NPPES registry on June 13, 2018. The provider is doing business as San Gabriel Valley Eye Group.

Q: What is Philip Ngai MD, Incorporated's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Glaucoma Specialist, with taxonomy code 207WX0009X.

Active since June 13, 2018

1250 S SUNSET AVE STE 205, WEST COVINA, CA 91790(626) 960-3741(877) 991-4762 Get Directions Write a Review

NPPES record last updated: November 1, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Nov 1, 2018, Sep 19, 2018, Jul 30, 2018 and 1 more (4 updates tracked since 2018).

On this page

About San Gabriel Valley Eye Group NPPES

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

SAN GABRIEL VALLEY EYE GROUP (NPI 1609369693) is a healthcare organization registered as a glaucoma specialist in West Covina, California and active in the NPI registry since June 2018. The organization lists Philip Ngai, Owner, as its authorized official.

NPPES Registry Identity

NPI1609369693

Entity TypeOrganization

Primary Taxonomy207WX0009X

Legal Business NamePHILIP NGAI MD, INCORPORATED

Location Address1250 S SUNSET AVE STE 205West Covina, CA 91790

Mailing Address1250 S Sunset Ave Ste 205West Covina, CA 91790-3963

Phone(626) 960-3741

Fax(877) 991-4762

Organization SubpartNo

Authorized OfficialPhilip NgaiOwner · (626) 960-3741

Enumeration DateJune 13, 2018

Last NPPES UpdateNovember 1, 20184 updates tracked since enumeration

✔ NPI 1609369693 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Glaucoma SpecialistAllopathic & Osteopathic Physicians

Taxonomy Code207WX0009X

Definition

An ophthalmologist who specializes in the treatment of glaucoma and other disorders related to increased intraocular pressure and optic nerve damage. This specialty involves the medical and surgical treatment of these conditions.

Also ListedOphthalmologyTaxonomy 207W00000X

1250 S SUNSET AVE STE 205, West Covina, CA 91790

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Other Names 1

Doing Business AsSan Gabriel Valley Eye Group

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

San Gabriel Valley Eye Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to San Gabriel Valley Eye Group, which bills Medicare for the services this clinician delivers.

Clinician (1)

Philip Ngai, M.D.

Ophthalmology

NPI 1649614215

1250 S SUNSET AVE STE 205
West Covina, CA 91790

(626) 960-3741

✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Philip Ngai MD, Incorporated's NPI number?

The NPI number for Philip Ngai MD, Incorporated is 1609369693. It was assigned to this organization in the NPPES registry on June 13, 2018. The provider is doing business as San Gabriel Valley Eye Group.

Where is Philip Ngai MD, Incorporated located?

Philip Ngai MD, Incorporated is located at 1250 S Sunset Ave Ste 205, West Covina, CA 91790. The listed phone number is (626) 960-3741.

What is Philip Ngai MD, Incorporated's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Glaucoma Specialist, with taxonomy code 207WX0009X.

Is Philip Ngai MD, Incorporated enrolled in Medicare?

Yes. Philip Ngai MD, Incorporated is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Philip Ngai MD, Incorporated?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Ophthalmology) reassigns their Medicare billing to Philip Ngai MD, Incorporated. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Philip Ngai MD, Incorporated was last updated on November 1, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.