DR. ESTHER CHUNG O.D.
NPI 1356598288
Optometrist - Low Vision Rehabilitation in Glendale, CA
About Dr. Esther Chung O.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ESTHER CHUNG O.D. (NPI 1356598288) is an individual low vision rehabilitation provider in Glendale, California, licensed in California (13244T) and active in the NPI registry since August 2008. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Esther Chung O.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Esther Chung reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90031
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: St. John's Community Health
- 404 clinicians in this Medicare group
Los Angeles, CA 90059
- Reassigned Medicare billing, California enrollment
- 435 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 91205 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 3
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 Esther Chung's NPI number?
The NPI number for Esther Chung is 1356598288. It was assigned to this individual provider in the NPPES registry on August 21, 2008. The provider is also known as Dr. Esther Choi.
Where is Esther Chung located?
Esther Chung practices at 308 E Broadway, Glendale, CA 91205. The listed phone number is (818) 243-1300.
What is Esther Chung's specialty?
The primary specialty registered for this NPI is Optometrist, specializing in Low Vision Rehabilitation, with taxonomy code 152WL0500X.
Is Esther Chung enrolled in Medicare?
Yes. Esther Chung is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Esther Chung's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Esther Chung reassigns Medicare benefits to 2 organizations: St. Johns Community Health (Los Angeles, CA) and County Of Los Angeles (Los Angeles, 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 Esther Chung's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Esther Chung 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 Esther Chung 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 Esther Chung was last updated on August 21, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Dr. Esther Chung, O.D. · NPI 1356598288
Low Vision Rehabilitation provider in Glendale, California. Individual provider, active in the CMS NPPES registry since August 21, 2008.
## Identity
- **NPI:** 1356598288 (Entity type: Individual)
- **Enumerated:** August 21, 2008
- **Primary specialty:** Optometrist - Low Vision Rehabilitation · taxonomy 152WL0500X
- **State license:** 13244T (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 308 E BROADWAY, Glendale, CA 91205-1011
- **Phone:** (818) 243-1300
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): St. Johns Community Health (NPI 1932249505, Los Angeles, CA); County Of Los Angeles (NPI 1780877613, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 21, 2008
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Source: [NPI Profile](https://npiprofile.com/npi/1356598288) · Data from the CMS NPPES public registry.