JULIA NHUNG PHAN YEUNG, O.D., PROFESSIONAL CORPORATION
NPI 1386992543
Optometrist in La Habra, CA

Q: What is Julia Nhung Phan Yeung, O.D., Professional Corporation's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Active since August 20, 2012

1340 S BEACH BLVD, LA HABRA, CA 90631(562) 697-9223(562) 741-3058 Get Directions Write a Review

NPPES record last updated: February 12, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 10, 2025, Oct 13, 2020 (2 updates tracked since 2020).

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About Julia Nhung Phan Yeung, O.d., Professional Corporation NPPES

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

JULIA NHUNG PHAN YEUNG, O.D., PROFESSIONAL CORPORATION (NPI 1386992543) is a healthcare organization registered as an optometrist in La Habra, California and active in the NPI registry since August 2012. The organization lists Julia N Phan Yeung, Ceo, as its authorized official.

NPPES Registry Identity

NPI1386992543

Entity TypeOrganization

Primary Taxonomy152W00000X

Legal Business NameJULIA NHUNG PHAN YEUNG, O.D., PROFESSIONAL CORPORATION

Location Address1340 S BEACH BLVDLa Habra, CA 90631-6374

Mailing Address17191 Black Walnut CtYorba Linda, CA 92886-6237 · (714) 878-8227 · Fax (714) 768-6415

Phone(562) 697-9223

Fax(562) 741-3058

Organization SubpartNo

Authorized OfficialJulia N Phan YeungCeo · (714) 878-8227

Enumeration DateAugust 20, 2012

Last NPPES UpdateFebruary 12, 20262 updates tracked since enumeration

NPPES CertifiedFebruary 12, 2026

✔ NPI 1386992543 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

1340 S BEACH BLVD, La Habra, CA 90631

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Julia Nhung Phan Yeung, O.d., Professional Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by February 28, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date

StateCaliforniaEnrollment IDO20121025000714Non-DME Part B · Clinic/Group PracticeDue dateFebruary 28, 2027

Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Julia Nhung Phan Yeung, O.D., Professional Corporation, which bills Medicare for the services this clinician delivers.

Clinician (1)

Julia Phan Yeung, O.D

Optometry

NPI 1982722369

1340 S BEACH BLVD
La Habra, CA 90631

(562) 697-9223

✔ 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 Julia Nhung Phan Yeung, O.D., Professional Corporation's NPI number?

The NPI number for Julia Nhung Phan Yeung, O.D., Professional Corporation is 1386992543. It was assigned to this organization in the NPPES registry on August 20, 2012.

Where is Julia Nhung Phan Yeung, O.D., Professional Corporation located?

Julia Nhung Phan Yeung, O.D., Professional Corporation is located at 1340 S Beach Blvd, La Habra, CA 90631. The listed phone number is (562) 697-9223.

What is Julia Nhung Phan Yeung, O.D., Professional Corporation's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Julia Nhung Phan Yeung, O.D., Professional Corporation enrolled in Medicare?

Yes. Julia Nhung Phan Yeung, O.D., Professional Corporation is registered in the Medicare PECOS enrollment system.

When is Julia Nhung Phan Yeung, O.D., Professional Corporation's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (California, Clinic/Group Practice) is due for revalidation by February 28, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Julia Nhung Phan Yeung, O.D., Professional Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Optometry) reassigns their Medicare billing to Julia Nhung Phan Yeung, O.D., Professional Corporation. 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 Julia Nhung Phan Yeung, O.D., Professional Corporation was last updated on February 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.