REGENTS OF THE UNIVERSITY OF CALIFORNIA
NPI 1487772380
Allergy & Immunology in San Diego, CA
About Regents Of The University Of California NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
REGENTS OF THE UNIVERSITY OF CALIFORNIA (NPI 1487772380) is a healthcare organization registered as an allergy & immunology in San Diego, California and active in the NPI registry since March 2007. The organization lists Miguel Vigo, Director Revenue Cycle & Operations, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 3
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)
Regents Of The University Of California is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
1,044Medicare enrollment records show 1,044 clinicians reassign Medicare billing to Regents Of The University Of California, which bills Medicare for the services they deliver. Of these, 195 practice at this address and 839 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 53
Nearest to this location (20)
See all 1,044San Diego, CA 92103
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 Regents Of The University Of California's NPI number?
The NPI number for Regents Of The University Of California is 1487772380. It was assigned to this organization in the NPPES registry on March 27, 2007. The provider is also known as UCSD Medical Group.
Where is Regents Of The University Of California located?
Regents Of The University Of California is located at 200 W Arbor Dr, San Diego, CA 92103. The listed phone number is (800) 926-8273.
What is Regents Of The University Of California's specialty?
The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.
Is Regents Of The University Of California enrolled in Medicare?
Yes. Regents Of The University Of California is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Regents Of The University Of California?
According to the CMS Revalidation Reassignment List (October 2026 release), 1,044 clinicians in 53 Medicare specialties reassign their Medicare billing to Regents Of The University Of California. 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 Nurse Practitioner (154), Internal Medicine (129) and Hospitalist (128). Of these, 195 practice at this address and 839 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 Regents Of The University Of California was last updated on April 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Regents Of The University Of California · NPI 1487772380
Allergy & Immunology organization in San Diego, California. Organization record, active in the CMS NPPES registry since March 27, 2007.
## Identity
- **NPI:** 1487772380 (Entity type: Organization)
- **Enumerated:** March 27, 2007
- **Primary specialty:** Allergy & Immunology · taxonomy 207K00000X
- **Also known as:** UCSD Medical Group (Other Name)
- **Organization subpart:** No
- **Authorized official:** Miguel Vigo, DIRECTOR REVENUE CYCLE & OPERATIONS
## Practice location
- **Address:** 200 W ARBOR DR, San Diego, CA 92103-9000
- **Phone:** (800) 926-8273 · **Fax:** (888) 539-8781
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1,044 clinicians in 53 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (154), Internal Medicine (129), Hospitalist (128); 195 practice at this address and 839 within 10 miles; [full list](https://npiprofile.com/npi/1487772380/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 16, 2025
- **Other identifiers:** Medicaid ZZZP3708Z (CA); Other CQ4024 (CA); Medicaid GR0013562 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1487772380) · Data from the CMS NPPES public registry.