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VIRGILIO C. ERESO M.D. INC.
NPI 1063698041
Clinic/Center - Primary Care in Modesto, CA

Active since January 21, 2008CLIA 05D0609827 · Microscopy
500 COFFEE RD, SUITE A, MODESTO, CA 95355(209) 579-7461(209) 579-7465 Get Directions Write a Review

NPPES record last updated: January 23, 2008. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Virgilio C. Ereso M.d. Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

VIRGILIO C. ERESO M.D. INC. (NPI 1063698041) is a healthcare organization registered as a primary care in Modesto, California and active in the NPI registry since January 2008. The organization holds a CLIA Microscopy certificate valid through August 31, 2028 and lists Virgilio C. Ereso, President, as its authorized official.

NPPES Registry Identity

NPI1063698041
Entity TypeOrganization
Primary Taxonomy261QP2300X
Legal Business NameVIRGILIO C. ERESO M.D. INC.
Location Address500 COFFEE RD, SUITE AModesto, CA 95355-4926
Mailing Address500 Coffee Rd, Suite AModesto, CA 95355-4926 · (209) 579-7461 · Fax (209) 579-7465
Phone(209) 579-7461
Fax(209) 579-7465
Organization SubpartYes
Authorized OfficialVirgilio C. EresoPresident · (209) 579-7461
Enumeration DateJanuary 21, 2008
Last NPPES UpdateJanuary 23, 2008
✔ NPI 1063698041 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Primary CareAmbulatory Health Care Facilities
Taxonomy Code261QP2300X
License✔ Licensed in CA · A30308
500 COFFEE RD, Modesto, CA 95355
Open in Google Maps ↗

Other Identifiers 3

MedicaidA303080CA
Medicare PINA303080CA
Medicare UPINA26047CA

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Virgilio C. Ereso M.d. Inc. 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 Virgilio C. Ereso M.D. Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Virgilio Ereso, M.D.
Internal Medicine
NPI 1720031685
1917 MEMORIAL DR SUITE A-1
Ceres, CA 95307
(209) 538-1985
✔ PECOS✔ Accepts Medicare3.6 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 05D0609827

Virgilio C Ereso MD · Modesto, CA
Active · expires Aug 31, 2028
CLIA Number05D0609827
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2026
Certificate Expiration DateAugust 31, 2028
Laboratory DirectorVirgilio C. Ereso
Laboratory Phone(209) 579-7461
Laboratory LocationVirgilio C Ereso MD500 Coffee Road, #a, Modesto, CA 95355
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

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 Virgilio C. Ereso M.D. Inc.'s NPI number?

The NPI number for Virgilio C. Ereso M.D. Inc. is 1063698041. It was assigned to this organization in the NPPES registry on January 21, 2008.

Where is Virgilio C. Ereso M.D. Inc. located?

Virgilio C. Ereso M.D. Inc. is located at 500 Coffee Rd Suite A, Modesto, CA 95355. The listed phone number is (209) 579-7461.

What is Virgilio C. Ereso M.D. Inc.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.

Is Virgilio C. Ereso M.D. Inc. enrolled in Medicare?

Yes. Virgilio C. Ereso M.D. Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Virgilio C. Ereso M.D. Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Virgilio C. Ereso M.D. Inc.. 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.

Does Virgilio C. Ereso M.D. Inc. hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 05D0609827) is associated with this NPI, valid through August 31, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Virgilio C. Ereso M.D. Inc. was last updated on January 23, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.