MR. JAMES JUI-YANG CHUANG MD
NPI 1720195977
Radiology - Radiation Oncology in Arcadia, CA
About Mr. James Jui-yang Chuang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. JAMES JUI-YANG CHUANG MD (NPI 1720195977) is an individual radiation oncology provider in Arcadia, California, licensed in California (A049627) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1981).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mr. James Jui-yang Chuang Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show James Chuang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Monterey Park, CA 91754
- Reassigned Medicare billing, California enrollment
- 3 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 91007 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ARCADIA, CA 91007
ARCADIA, CA 91007
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 James Chuang's NPI number?
The NPI number for James Chuang is 1720195977. It was assigned to this individual provider in the NPPES registry on August 24, 2006.
Where is James Chuang located?
James Chuang practices at 301 W Huntington Dr 120, Arcadia, CA 91007. The listed phone number is (626) 574-3657.
What is James Chuang's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is James Chuang enrolled in Medicare?
Yes. James Chuang is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for James Chuang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Chuang reassigns Medicare benefits to Ahmc International Cancer Center A Medical Corporation (Monterey Park, 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 James Chuang'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 James Chuang was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Mr. James Jui-Yang Chuang, MD · NPI 1720195977
Radiation Oncology physician in Arcadia, California. Individual provider, active in the CMS NPPES registry since August 24, 2006.
## Identity
- **NPI:** 1720195977 (Entity type: Individual)
- **Enumerated:** August 24, 2006
- **Primary specialty:** Radiology - Radiation Oncology · taxonomy 2085R0001X
- **State license:** A049627 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 301 W HUNTINGTON DR, 120, Arcadia, CA 91007
- **Phone:** (626) 574-3657 · **Fax:** (626) 821-6911
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Ahmc International Cancer Center A Medical Corporation (NPI 1336431600, Monterey Park, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1981
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN 701992
---
Source: [NPI Profile](https://npiprofile.com/npi/1720195977) · Data from the CMS NPPES public registry.