JACQUELINE G. AGCAOILI, MD CORPORATION
NPI 1639212574
Internal Medicine in Riverside, CA
About Jacqueline G. Agcaoili, Md Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JACQUELINE G. AGCAOILI, MD CORPORATION (NPI 1639212574) is a healthcare organization registered as an internal medicine in Riverside, California and active in the NPI registry since February 2007. The organization lists Jacqueline Gesner Agcaoili, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
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)
Jacqueline G. Agcaoili, Md Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Jacqueline G. Agcaoili, MD Corporation, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 Jacqueline G. Agcaoili, MD Corporation's NPI number?
The NPI number for Jacqueline G. Agcaoili, MD Corporation is 1639212574. It was assigned to this organization in the NPPES registry on February 14, 2007.
Where is Jacqueline G. Agcaoili, MD Corporation located?
Jacqueline G. Agcaoili, MD Corporation is located at 4440 Brockton Ave Suite 320, Riverside, CA 92501. The listed phone number is (951) 369-6191.
What is Jacqueline G. Agcaoili, MD Corporation's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Jacqueline G. Agcaoili, MD Corporation enrolled in Medicare?
Yes. Jacqueline G. Agcaoili, MD Corporation is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Jacqueline G. Agcaoili, MD Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Jacqueline G. Agcaoili, MD Corporation. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Jacqueline G. Agcaoili, MD Corporation was last updated on January 29, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Jacqueline G. Agcaoili, Md Corporation · NPI 1639212574
Internal Medicine organization in Riverside, California. Organization record, active in the CMS NPPES registry since February 14, 2007.
## Identity
- **NPI:** 1639212574 (Entity type: Organization)
- **Enumerated:** February 14, 2007
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Jacqueline Agcaoili, PRESIDENT
## Practice location
- **Address:** 4440 BROCKTON AVE, SUITE 320, Riverside, CA 92501-4068
- **Phone:** (951) 369-6191 · **Fax:** (951) 369-0304
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Internal Medicine) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 29, 2015
- **Other identifiers:** Medicare UPIN E38303 (CA); Medicare ID-Type Unspecified 00A462310 (CA); Medicaid 00A462310 (CA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1639212574) · Data from the CMS NPPES public registry.