NANCY LUONG O.D.
NPI 1336424928
Optometrist in Los Angeles, CA
About Nancy Luong O.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NANCY LUONG O.D. (NPI 1336424928) is an individual optometrist in Los Angeles, California, licensed in California (14216) and active in the NPI registry since October 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses
Accepted 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
Nancy Luong O.d. 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.
Medicare Billing Reassignments
3Medicare enrollment records show Nancy Luong reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90037
- Reassigned Medicare billing, California enrollment
- 17 clinicians in this Medicare group
Los Angeles, CA 90037
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Harold Katzman M D Inc
- 8 clinicians in this Medicare group
Pasadena, CA 91101
- Reassigned Medicare billing, California enrollment
- 36 clinicians in this Medicare group
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 90037 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Nancy Luong's NPI number?
The NPI number for Nancy Luong is 1336424928. It was assigned to this individual provider in the NPPES registry on October 15, 2011.
Where is Nancy Luong located?
Nancy Luong practices at 4403 S Vermont Ave, Los Angeles, CA 90037. The listed phone number is (323) 232-1234.
What is Nancy Luong's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Nancy Luong enrolled in Medicare?
Yes. Nancy Luong 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 organizations bill Medicare for Nancy Luong's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nancy Luong reassigns Medicare benefits to 3 organizations: Amplify Physicians Of California PC (Los Angeles, CA), Amplify Physicians Of California PC (Los Angeles, CA) and Linden Optometry A Professional Corporation (Pasadena, 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 Nancy Luong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nancy Luong 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 Nancy Luong 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 Nancy Luong was last updated on January 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.
# Nancy Luong, O.D. · NPI 1336424928
Optometrist provider in Los Angeles, California. Individual provider, active in the CMS NPPES registry since October 15, 2011.
## Identity
- **NPI:** 1336424928 (Entity type: Individual)
- **Enumerated:** October 15, 2011
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 14216 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4403 S VERMONT AVE, Los Angeles, CA 90037-2413
- **Phone:** (323) 232-1234 · **Fax:** (323) 232-3789
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Amplify Physicians Of California PC (NPI 1124866959, Los Angeles, CA); Amplify Physicians Of California PC (NPI 1770504862, Los Angeles, CA); Linden Optometry A Professional Corporation (NPI 1831201078, Pasadena, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** January 20, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1336424928) · Data from the CMS NPPES public registry.