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ANNA LAM O.D. INC.
NPI 1861870925
Preferred Provider Organization in Oxnard, CA

Active since May 09, 2015
2850 N OXNARD BLVD, OXNARD, CA 93036(805) 981-8580(818) 796-2526 Get Directions Write a Review

NPPES record last updated: December 27, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Anna Lam O.d. Inc. NPPES

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

ANNA LAM O.D. INC. (NPI 1861870925) is a healthcare organization registered as a preferred provider organization in Oxnard, California and active in the NPI registry since May 2015. The organization lists Anna Lam, President, as its authorized official.

NPPES Registry Identity

NPI1861870925
Entity TypeOrganization
Primary Taxonomy305R00000X
Legal Business NameANNA LAM O.D. INC.
Location Address2850 N OXNARD BLVDOxnard, CA 93036-5443
Mailing Address23131 W Saratoga WayWest Hills, CA 91307-1498 · (818) 671-8250
Phone(805) 981-8580
Fax(818) 796-2526
Organization SubpartNo
Authorized OfficialAnna LamPresident · (818) 671-8250
Enumeration DateMay 9, 2015
Last NPPES UpdateDecember 27, 2025
NPPES CertifiedDecember 27, 2025
✔ NPI 1861870925 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPreferred Provider OrganizationManaged Care Organizations
Taxonomy Code305R00000X
License✔ Licensed in CA · 15054TLG
Definition
A group of physicians and/or hospitals who contract with an employer to provide services to their employees. In a PPO, the patient may got to the physician of his/her choice, even if that physician does not participate in the PPO, but the patient receives care at a lower benefit level.
2850 N OXNARD BLVD, Oxnard, CA 93036
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Other Identifiers 1

OtherCB238482CA · Medicare Ptan

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Anna Lam O.d. 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 Anna Lam O.D. Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Anna Lam, O.D.
Optometry
NPI 1316353220
12000 VICTORY BLVD
North Hollywood, CA 91606
(818) 985-2321
✔ PECOS45 mi

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 Anna Lam O.D. Inc.'s NPI number?

The NPI number for Anna Lam O.D. Inc. is 1861870925. It was assigned to this organization in the NPPES registry on May 9, 2015.

Where is Anna Lam O.D. Inc. located?

Anna Lam O.D. Inc. is located at 2850 N Oxnard Blvd, Oxnard, CA 93036. The listed phone number is (805) 981-8580.

What is Anna Lam O.D. Inc.'s specialty?

The primary specialty registered for this NPI is Preferred Provider Organization with taxonomy code 305R00000X.

Is Anna Lam O.D. Inc. enrolled in Medicare?

Yes. Anna Lam O.D. Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Anna Lam O.D. Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Optometry) reassigns their Medicare billing to Anna Lam O.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 Anna Lam O.D. Inc. was last updated on December 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.