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MAI HUONG THI NGUYEN OD
NPI 1811050768
Optometrist in Garden Grove, CA

Active since December 19, 2006PECOS EnrolledAccepts Medicare Assignment
13202 HARBOR BLVD, GARDEN GROVE, CA 92843(714) 534-3100 Get Directions Write a Review

NPPES record last updated: May 19, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Mai Huong Thi Nguyen Od NPPES

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

MAI HUONG THI NGUYEN OD (NPI 1811050768) is an individual optometrist in Garden Grove, California, licensed in California (CA10388T) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS and is a graduate of Southern California College Of Optometry (1994).

NPPES Registry Identity

NPI1811050768
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameMAI HUONG THI NGUYENCredential: OD
Location Address13202 HARBOR BLVDGarden Grove, CA 92843-1737
Mailing Address13202 Harbor BlvdGarden Grove, CA 92843-1737 · (714) 534-3100
Phone(714) 534-3100
Sole ProprietorNo
Medical School CMSSouthern California College Of OptometryGraduated 1994
Enumeration DateDecember 19, 2006
Last NPPES UpdateMay 19, 2021
NPPES CertifiedMay 19, 2021
✔ NPI 1811050768 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 · CA10388T
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.
13202 HARBOR BLVD, Garden Grove, CA 92843
Open in Google Maps ↗

Other Identifiers 1

MedicaidSD0103880CA

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 and accepts Medicare assignment

Mai Huong Thi Nguyen Od is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID840231205
PECOS Enrollment IDI20050517000284
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 Mai Huong Nguyen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Optima Vision Optometry, Inc.
Same address
Optometrist
13192 HARBOR BLVD
Garden Grove, CA 92843
  • Reassigned Medicare billing, California enrollment
  • 3 clinicians in this Medicare group
NPI 1831267764 (714) 534-3100

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

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
32 services30 patients
Photography of the retina 92250
Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.
17 services17 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
12 services11 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92843 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.

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 Mai Huong Nguyen's NPI number?

The NPI number for Mai Huong Nguyen is 1811050768. It was assigned to this individual provider in the NPPES registry on December 19, 2006.

Where is Mai Huong Nguyen located?

Mai Huong Nguyen practices at 13202 Harbor Blvd, Garden Grove, CA 92843. The listed phone number is (714) 534-3100.

What is Mai Huong Nguyen's specialty?

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

Is Mai Huong Nguyen enrolled in Medicare?

Yes. Mai Huong Nguyen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Mai Huong Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mai Huong Nguyen reassigns Medicare benefits to Optima Vision Optometry, Inc. (Garden Grove, 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 Mai Huong Nguyen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mai Huong Nguyen 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 Mai Huong Nguyen 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 Mai Huong Nguyen was last updated on May 19, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.