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ELIZABETH DU M.D.
NPI 1730393398
Ophthalmology in Garden Grove, CA

Active since May 10, 2007PECOS Enrolled
12828 HARBOR BLVD STE 305, GARDEN GROVE, CA 92840(800) 898-2020(844) 897-3788 Get Directions Write a Review

NPPES record last updated: January 9, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 9, 2023, Nov 16, 2022, Dec 5, 2017 and 1 more (4 updates tracked since 2017).

About Elizabeth Du M.d. NPPES

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

ELIZABETH DU M.D. (NPI 1730393398) is an individual ophthalmology provider in Garden Grove, California, licensed in California (C142813) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1730393398
Entity TypeIndividualFemale
Primary Taxonomy207W00000X
Provider Legal NameELIZABETH DUCredential: M.D.
Location Address12828 HARBOR BLVD STE 305Garden Grove, CA 92840-5835
Mailing Address100 E California BlvdPasadena, CA 91105-3205 · (626) 568-8838 · Fax (626) 583-8838
Phone(800) 898-2020
Fax(844) 897-3788
Sole ProprietorNo
Enumeration DateMay 10, 2007
Last NPPES UpdateJanuary 9, 20234 updates tracked since enumeration
NPPES CertifiedJanuary 9, 2023
✔ NPI 1730393398 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
Licenses✔ Licensed in CA · C142813✔ Licensed in MI · 4301088530
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.
12828 HARBOR BLVD STE 305, Garden Grove, CA 92840
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Other Identifiers 1

Medicaid1730393398CA

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)

Elizabeth Du M.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 Reassignment

Medicare enrollment records show Elizabeth Du reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Retina Institute Of California Medical Group, A California Medical Par
28 mi
Ophthalmology
100 E CALIFORNIA BLVD
Pasadena, CA 91105
  • Reassigned Medicare billing, California enrollment
  • 83 clinicians in this Medicare group
NPI 1760541569 (800) 898-2020

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 92840 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

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

DR. BRITTANY ANN TO O.D.
Optometrist (Corneal and Contact Management)
12828 HARBOR BLVD STE 305
GARDEN GROVE, CA 92840
Orange County (800) 898-2020

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 Elizabeth Du's NPI number?

The NPI number for Elizabeth Du is 1730393398. It was assigned to this individual provider in the NPPES registry on May 10, 2007.

Where is Elizabeth Du located?

Elizabeth Du practices at 12828 Harbor Blvd Ste 305, Garden Grove, CA 92840. The listed phone number is (800) 898-2020.

What is Elizabeth Du's specialty?

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

Is Elizabeth Du enrolled in Medicare?

Yes. Elizabeth Du is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Elizabeth Du's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Du reassigns Medicare benefits to Retina Institute Of California Medical Group, A California Medical Par (Pasadena, CA). The 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 Elizabeth Du's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Elizabeth Du 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 1 other insurer list Elizabeth Du 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 Elizabeth Du was last updated on January 9, 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.