1. Home
  2. Directory
  3. California
  4. Tustin
  5. Optometrist
  6. NPI Profile

CHRISTINE HOANG TRANG TRUONG O.D.
NPI 1487092581
Optometrist in Tustin, CA

Active since June 11, 2013PECOS Enrolled
2521 MICHELLE DR, TUSTIN, CA 92780(888) 988-2800 Get Directions Write a Review

NPPES record last updated: December 6, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Christine Hoang Trang Truong O.d. NPPES

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

CHRISTINE HOANG TRANG TRUONG O.D. (NPI 1487092581) is an individual optometrist in Tustin, California, licensed in California (14638) and active in the NPI registry since June 2013. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1487092581
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameCHRISTINE HOANG TRANG TRUONGCredential: O.D.
Location Address2521 MICHELLE DRTustin, CA 92780-7014
Mailing Address2521 Michelle DrTustin, CA 92780-7014
Phone(888) 988-2800
Sole ProprietorNo
Enumeration DateJune 11, 2013
Last NPPES UpdateDecember 6, 2021
✔ NPI 1487092581 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 · 14638
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.
2521 MICHELLE DR, Tustin, CA 92780
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Christine Hoang Trang Truong 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 Reassignment

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

Southern California Permanente Medical Group
9.1 mi
Health Maintenance Organization
441 N LAKEVIEW AVE
Anaheim, CA 92807
  • Reassigned Medicare billing, California enrollment
  • Also billed through NPI 1396287082 (California)
  • 13,921 clinicians in this Medicare group
NPI 1952333460 (714) 279-4000

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 6

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

NATASHA MITCHELL OD
Optometrist
2521 MICHELLE DR
TUSTIN, CA 92780
Orange County (833) 574-2273
ANA LAMADRID
Pharmacist
2521 MICHELLE DR
TUSTIN, CA 92780
Orange County (714) 430-2810
MARY E RUPPERT D.O.
Family Medicine
2521 MICHELLE DR
TUSTIN, CA 92780
Orange County (888) 988-2800
ELIZABETH K CHUNG O.D.
Optometrist
2521 MICHELLE DR
TUSTIN, CA 92780
Orange County (714) 430-2686
GRACE CHANG BRODERICK M.D.
Internal Medicine
2521 MICHELLE DR
TUSTIN, CA 92780
Orange County (888) 988-2800
LINH KAMIKAWA
Pharmacist
2521 MICHELLE DR
TUSTIN, CA 92780
Orange County (714) 430-2810

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 Christine Truong's NPI number?

The NPI number for Christine Truong is 1487092581. It was assigned to this individual provider in the NPPES registry on June 11, 2013.

Where is Christine Truong located?

Christine Truong practices at 2521 Michelle Dr, Tustin, CA 92780. The listed phone number is (888) 988-2800.

What is Christine Truong's specialty?

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

Is Christine Truong enrolled in Medicare?

Yes. Christine Truong is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Christine Truong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christine Truong reassigns Medicare benefits to Southern California Permanente Medical Group (Anaheim, 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 Christine Truong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Christine Truong was last updated on December 6, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.