THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
NPI 1386692473
Radiology - Radiation Oncology in Orange, CA
About The Regents Of The University Of California NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA (NPI 1386692473) is a healthcare organization registered as a radiation oncology in Orange, California and active in the NPI registry since May 2006. The organization lists Uci Health Provider Relations, Ups Provider Relations, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 3
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
The Regents Of The University Of California is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
26Medicare enrollment records show 26 clinicians reassign Medicare billing to The Regents Of The University Of California, which bills Medicare for the services they deliver. Of these, 9 practice at this address and 15 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 2
Nearest to this location (20)
See all 26Orange, CA 92868
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Uc Regents Department Of Radiation Oncology's NPI number?
The NPI number for Uc Regents Department Of Radiation Oncology is 1386692473. It was assigned to this organization in the NPPES registry on May 4, 2006. The provider is also known as The Regents Of The University Of California.
Where is Uc Regents Department Of Radiation Oncology located?
Uc Regents Department Of Radiation Oncology is located at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-8068.
What is Uc Regents Department Of Radiation Oncology's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Uc Regents Department Of Radiation Oncology enrolled in Medicare?
Yes. Uc Regents Department Of Radiation Oncology is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Uc Regents Department Of Radiation Oncology?
According to the CMS Revalidation Reassignment List (October 2026 release), 26 clinicians in 2 Medicare specialties reassign their Medicare billing to Uc Regents Department Of Radiation Oncology. A 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 the clinician's services. The largest specialties are Radiation Oncology (25) and Nurse Practitioner (1). Of these, 9 practice at this address and 15 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Uc Regents Department Of Radiation Oncology was last updated on March 14, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# The Regents Of The University Of California · NPI 1386692473
Radiation Oncology organization in Orange, California. Organization record, active in the CMS NPPES registry since May 4, 2006.
## Identity
- **NPI:** 1386692473 (Entity type: Organization)
- **Enumerated:** May 4, 2006
- **Primary specialty:** Radiology - Radiation Oncology · taxonomy 2085R0001X
- **Legal business name:** Uc Regents Department Of Radiation Oncology
- **Organization subpart:** No
- **Authorized official:** Uci Health Provider Relations, UPS PROVIDER RELATIONS
## Practice location
- **Address:** 101 THE CITY DR S, Orange, CA 92868
- **Phone:** (714) 456-8068 · **Fax:** (714) 456-3765
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 26 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Radiation Oncology (25), Nurse Practitioner (1); 9 practice at this address and 15 within 10 miles; [full list](https://npiprofile.com/npi/1386692473/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 14, 2019
- **Other identifiers:** Other GR0014560 (CA); Other CH1410 (CA); Other ZZZ91955Z (CA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1386692473) · Data from the CMS NPPES public registry.