EXPERT VISION CARE MEDICAL GROUP, INC.
NPI 1902880867
Ophthalmology in San Diego, CA

Q: What is Alan C. Westeren, M.D., Inc.'s NPI number?

The NPI number for Alan C. Westeren, M.D., Inc. is 1902880867. It was assigned to this organization in the NPPES registry on December 5, 2005. The provider is doing business as Expert Vision Care Medical Group, Inc..

Q: What is Alan C. Westeren, M.D., Inc.'s specialty?

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

Active since December 05, 2005

16486 BERNARDO CENTER DR, STE C-150 ALAN C WESTEREN MD INC/EXPERTVISIONCAREMEDGRP, SAN DIEGO, CA 92128(858) 673-2277(858) 451-3733 Get Directions Write a Review

NPPES record last updated: October 21, 2009. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Expert Vision Care Medical Group, Inc. NPPES

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

EXPERT VISION CARE MEDICAL GROUP, INC. (NPI 1902880867) is a healthcare organization registered as an ophthalmology in San Diego, California and active in the NPI registry since December 2005. The organization lists Alan C. Westeren, Chief Executive Officer, as its authorized official.

NPPES Registry Identity

NPI1902880867

Entity TypeOrganization

Primary Taxonomy207W00000X

Legal Business NameALAN C. WESTEREN, M.D., INC.

Location Address16486 BERNARDO CENTER DR, STE C-150 ALAN C WESTEREN MD INC/EXPERTVISIONCAREMEDGRPSan Diego, CA 92128-2518

Mailing Address4629 Cass St, #59 Alan Westeren Md/expert Vision Care Medical GroupSan Diego, CA 92109-2805 · (858) 673-2277 · Fax (858) 451-3733

Phone(858) 673-2277

Fax(858) 451-3733

Organization SubpartNo

Authorized OfficialAlan C. WesterenChief Executive Officer · (858) 354-9833

Enumeration DateDecember 5, 2005

Last NPPES UpdateOctober 21, 2009

✔ NPI 1902880867 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in CA · G79738

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.

16486 BERNARDO CENTER DR, San Diego, CA 92128

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Other Names 1

Doing Business AsExpert Vision Care Medical Group, Inc.

Other Identifiers 10

OtherW18008ACA · Medicare Poway Office

Medicare UPING34554CA

OtherP00131150CA · Railroad Medicare Number

Medicare PINWG79738ICA

OtherW18008CA · Medicare Costa Mesa Offc

OtherW18008BCA · Medicare San Diego Office

Medicare ID-Type UnspecifiedG79738Medicare Provider Number

Medicaid00G797380CA

Medicare PINWG79738GCA

Medicare PINWG79738HCA

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Expert Vision Care Medical Group, Inc. 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 Expert Vision Care Medical Group, Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Alan Westeren, M.D.

Ophthalmology

NPI 1962513135

16486 BERNARDO CENTER DR SUITE C-150
San Diego, CA 92128

(858) 673-2277

✔ 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 Alan C. Westeren, M.D., Inc.'s NPI number?

The NPI number for Alan C. Westeren, M.D., Inc. is 1902880867. It was assigned to this organization in the NPPES registry on December 5, 2005. The provider is doing business as Expert Vision Care Medical Group, Inc..

Where is Alan C. Westeren, M.D., Inc. located?

Alan C. Westeren, M.D., Inc. is located at 16486 Bernardo Center Dr Ste C-150 Alan C Westeren MD Inc/Expertvisioncaremedgrp, San Diego, CA 92128. The listed phone number is (858) 673-2277.

What is Alan C. Westeren, M.D., Inc.'s specialty?

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

Is Alan C. Westeren, M.D., Inc. enrolled in Medicare?

Yes. Alan C. Westeren, M.D., Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Alan C. Westeren, M.D., Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Ophthalmology) reassigns their Medicare billing to Alan C. Westeren, M.D., Inc.. 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 Alan C. Westeren, M.D., Inc. was last updated on October 21, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.