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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. CHRISTINA VI NGUYEN OD, MPH
NPI 1659081172
Optometrist in Portland, OR

Active since November 28, 2022PECOS EnrolledAccepts Medicare Assignment
1522 SW SUNSET BLVD, PORTLAND, OR 97239(503) 473-8093 Get Directions Write a Review

NPPES record last updated: September 10, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Sep 10, 2026, Nov 6, 2025, Nov 28, 2022 (3 updates tracked since 2022).

About Dr. Christina Vi Nguyen Od, Mph NPPES

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

DR. CHRISTINA VI NGUYEN OD, MPH (NPI 1659081172) is an individual optometrist in Portland, Oregon, licensed in Oregon (ATI4806) and active in the NPI registry since November 2022. She is enrolled in Medicare PECOS and is a graduate of Pacific University - College Of Optometry (2023).

NPPES Registry Identity

NPI1659081172
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. CHRISTINA VI NGUYENCredential: OD, MPH
Location Address1522 SW SUNSET BLVDPortland, OR 97239-2626
Mailing Address1522 Sw Sunset BlvdPortland, OR 97239-2626 · (503) 473-8093
Phone(503) 473-8093
Sole ProprietorYes
Medical School CMSPacific University - College Of OptometryGraduated 2023
Enumeration DateNovember 28, 2022
Last NPPES UpdateSeptember 10, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 10, 2026
✔ NPI 1659081172 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 OR · ATI4806
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.
1522 SW SUNSET BLVD, Portland, OR 97239
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Christina Vi Nguyen Od, Mph 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 ID6002391372
PECOS Enrollment IDI20260403001817
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97239 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
$134.16 typical visit price
range $58.99 – $176.88
Typical copayment $33.54 (range $14.74 – $44.22)
Most-billed visit code 99204
Established Patient
$73.28 typical visit price
range $19.32 – $144.79
Typical copayment $18.32 (range $4.83 – $36.19)
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 3

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

DR. RACHEL HOPE BLAKEMORE OD
Optometrist
1522 SW SUNSET BLVD
PORTLAND, OR 97239
Multnomah County (503) 473-8039
NORTHWEST OPTOMETRIC ASSOCIATES INC
Optometrist
1522 SW SUNSET BLVD
PORTLAND, OR 97239
Multnomah County (503) 473-8039
DR. RACHEL MURPHY O.D.
Optometrist
1522 SW SUNSET BLVD
PORTLAND, OR 97239
Multnomah County (503) 473-8039

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 Christina Nguyen's NPI number?

The NPI number for Christina Nguyen is 1659081172. It was assigned to this individual provider in the NPPES registry on November 28, 2022.

Where is Christina Nguyen located?

Christina Nguyen practices at 1522 SW Sunset Blvd, Portland, OR 97239. The listed phone number is (503) 473-8093.

What is Christina Nguyen's specialty?

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

Is Christina Nguyen enrolled in Medicare?

Yes. Christina 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.

When was this NPI record last updated?

The NPPES record for Christina Nguyen was last updated on September 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 days 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.