JOSHUA YONGBUM KWON
NPI 1053870121
Internal Medicine - Gastroenterology in Orange, CA
About Joshua Yongbum Kwon NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOSHUA YONGBUM KWON (NPI 1053870121) is an individual gastroenterology provider in Orange, California, licensed in California (A180535) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2019).
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
Joshua Yongbum Kwon 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 Joshua Kwon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 525 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 92868 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ORANGE, CA 92868
ORANGE, CA 92868
ORANGE, CA 92868
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 Joshua Kwon's NPI number?
The NPI number for Joshua Kwon is 1053870121. It was assigned to this individual provider in the NPPES registry on March 18, 2019.
Where is Joshua Kwon located?
Joshua Kwon practices at 101 The City Dr S Bldg 22C, Orange, CA 92868. The listed phone number is (714) 456-6745.
What is Joshua Kwon's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Joshua Kwon enrolled in Medicare?
Yes. Joshua Kwon 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 Joshua Kwon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joshua Kwon reassigns Medicare benefits to Uc Regents (Orange, 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 Joshua Kwon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joshua Kwon accept?
Health plans from Sanford Health Plan list Joshua Kwon 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 Joshua Kwon was last updated on June 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Joshua Yongbum Kwon · NPI 1053870121
Gastroenterology physician in Orange, California. Individual provider, active in the CMS NPPES registry since March 18, 2019.
## Identity
- **NPI:** 1053870121 (Entity type: Individual)
- **Enumerated:** March 18, 2019
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** A180535 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 THE CITY DR S BLDG 22C, Orange, CA 92868-3201
- **Phone:** (714) 456-6745
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Uc Regents (NPI 1003864174, Orange, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** June 3, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1053870121) · Data from the CMS NPPES public registry.