DR. GEWON SHU O.D.
NPI 1982013843
Optometrist in Fullerton, CA
About Dr. Gewon Shu O.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GEWON SHU O.D. (NPI 1982013843) is an individual optometrist in Fullerton, California, licensed in California (15071) and active in the NPI registry since August 2014. She is enrolled in Medicare PECOS and is a graduate of Western University Of Health Sciences College Of Dental Med (2014).
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
Dr. Gewon Shu 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 Reassignment
Medicare enrollment records show Gewon Shu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Anaheim, CA 92805
- Reassigned Medicare billing, California enrollment
- 2 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 92833 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FULLERTON, CA 92833
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 Gewon Shu's NPI number?
The NPI number for Gewon Shu is 1982013843. It was assigned to this individual provider in the NPPES registry on August 5, 2014.
Where is Gewon Shu located?
Gewon Shu practices at 1909 W Malvern Ave, Fullerton, CA 92833. The listed phone number is (714) 992-8020.
What is Gewon Shu's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Gewon Shu enrolled in Medicare?
Yes. Gewon Shu 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 Gewon Shu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gewon Shu reassigns Medicare benefits to Clarifeye Family Optometry (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 Gewon Shu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gewon Shu accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Providence Health Plan list Gewon Shu 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 Gewon Shu was last updated on August 5, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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. Gewon Shu, O.D. · NPI 1982013843
Optometrist provider in Fullerton, California. Individual provider, active in the CMS NPPES registry since August 5, 2014.
## Identity
- **NPI:** 1982013843 (Entity type: Individual)
- **Enumerated:** August 5, 2014
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 15071 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1909 W MALVERN AVE, Fullerton, CA 92833-2177
- **Phone:** (714) 992-8020
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Clarifeye Family Optometry (NPI 1871098301, Anaheim, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Western University Of Health Sciences College Of Dental Med, class of 2014
## Record status
- **NPPES last updated:** August 5, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1982013843) · Data from the CMS NPPES public registry.