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DR. DAWN THANH VU O.D.
NPI 1255325296
Optometrist in Tustin, CA

Active since September 06, 2005PECOS Enrolled
700 W 1ST ST STE 1, TUSTIN, CA 92780(714) 547-6819(714) 547-6070 Get Directions Write a Review

NPPES record last updated: January 15, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jan 15, 2023, May 24, 2017 (2 updates tracked since 2017).

About Dr. Dawn Thanh Vu O.d. NPPES

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

DR. DAWN THANH VU O.D. (NPI 1255325296) is an individual optometrist in Tustin, California, licensed in California (12373T) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS and maintains a secondary practice location in Palmdale.

NPPES Registry Identity

NPI1255325296
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. DAWN THANH VUCredential: O.D.
Location Address700 W 1ST ST STE 1Tustin, CA 92780-2948
Mailing Address700 W 1st St Ste 1Tustin, CA 92780-2948 · (714) 547-6819 · Fax (661) 273-4545
Phone(714) 547-6819
Fax(714) 547-6070
Sole ProprietorYes
Enumeration DateSeptember 6, 2005
Last NPPES UpdateJanuary 15, 20232 updates tracked since enumeration
NPPES CertifiedJanuary 15, 2023
✔ NPI 1255325296 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in CA · 12373T
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.
700 W 1ST ST STE 1, Tustin, CA 92780
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Secondary Practice Location 1

Location 1516 E Palmdale BlvdPalmdale, CA 93550-4603 · Phone (661) 273-7200 · Fax (661) 273-4545

Other Identifiers 1

MedicaidSD012373CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Dawn Thanh Vu O.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Dawn Vu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Dawn Thanh Vu, Od, An Optometric Professional Corporation
Same address
Optometrist
700 W 1ST ST STE 1
Tustin, CA 92780
  • Reassigned Medicare billing, California enrollment
  • 4 clinicians in this Medicare group
NPI 1376831057 (714) 547-6819
Baker & Vu An Optometric Professional Corporation
60 mi
Optometrist
516 E PALMDALE BLVD
Palmdale, CA 93550
  • Reassigned Medicare billing, California enrollment
  • 2 clinicians in this Medicare group
NPI 1255059077 (661) 273-7200

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92780 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DAWN THANH VU, OD, AN OPTOMETRIC PROFESSIONAL CORPORATION
Optometrist
700 W 1ST ST STE 1
TUSTIN, CA 92780
Orange County (714) 547-6819
MS. GHEZAL ABDALI O.D.
Optometrist
700 W 1ST ST STE 1
TUSTIN, CA 92780
Orange County (714) 547-6819

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 Dawn Vu's NPI number?

The NPI number for Dawn Vu is 1255325296. It was assigned to this individual provider in the NPPES registry on September 6, 2005.

Where is Dawn Vu located?

Dawn Vu practices at 700 W 1st St Ste 1, Tustin, CA 92780. The listed phone number is (714) 547-6819.

What is Dawn Vu's specialty?

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

Is Dawn Vu enrolled in Medicare?

Yes. Dawn Vu is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Dawn Vu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dawn Vu reassigns Medicare benefits to 2 organizations: Dawn Thanh Vu, Od, An Optometric Professional Corporation (Tustin, CA) and Baker & Vu An Optometric Professional Corporation (Palmdale, CA). Each 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 Dawn Vu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Dawn Vu accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 2 other insurers list Dawn Vu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Dawn Vu was last updated on January 15, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.