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WESTSIDE MEDICAL GROUP INC
NPI 1831235605
Clinic/Center - Rural Health in Firebaugh, CA

Active since January 29, 2007CLIA 05D0971727 · Waiver
1107 O ST, FIREBAUGH, CA 93622(559) 659-9000(559) 659-9017 Get Directions Write a Review

NPPES record last updated: January 27, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Westside Medical Group Inc NPPES

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

WESTSIDE MEDICAL GROUP INC (NPI 1831235605) is a healthcare organization registered as a rural health in Firebaugh, California and active in the NPI registry since January 2007. The organization holds a CLIA Waiver certificate valid through October 31, 2027 and lists Jaspreet K Riar, Owner, as its authorized official.

NPPES Registry Identity

NPI1831235605
Entity TypeOrganization
Primary Taxonomy261QR1300X
Legal Business NameWESTSIDE MEDICAL GROUP INC
Location Address1107 O STFirebaugh, CA 93622-2224
Mailing Address1107 O StFirebaugh, CA 93622-2224 · (559) 659-9000 · Fax (559) 659-9017
Phone(559) 659-9000
Fax(559) 659-9017
Organization SubpartNo
Authorized OfficialJaspreet K RiarOwner · (559) 659-9000
Enumeration DateJanuary 29, 2007
Last NPPES UpdateJanuary 27, 2023
NPPES CertifiedJanuary 27, 2023
✔ NPI 1831235605 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Rural HealthAmbulatory Health Care Facilities
Taxonomy Code261QR1300X
1107 O ST, Firebaugh, CA 93622
Open in Google Maps ↗

Other Identifiers 1

MedicaidRHM53929FCA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Westside Medical Group Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Westside Medical Group Inc, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians, nearest first (2)

Daniel Crogan, MD
Internal Medicine
NPI 1295813103
40595 WESTLAKE DR
Oakhurst, CA 93644
(800) 262-6663
✔ PECOS✔ Accepts Medicare55 mi
Dennis Miller, D.O.
General Practice
NPI 1487893483
869 W LACEY BLVD SUITE 105 C5
Hanford, CA 93230
(559) 582-2929
✔ PECOS✔ Accepts Medicare58 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 of Waiver 05D0971727

Westside Medical Group · Firebaugh, CA
Active · expires Oct 31, 2027
CLIA Number05D0971727
Laboratory TypeRural Health Clinic
Certificate Effective DateNovember 1, 2025
Certificate Expiration DateOctober 31, 2027
Laboratory DirectorDennis K. Miller
Laboratory Phone(559) 659-9000
Laboratory LocationWestside Medical Group1107 O Street, Firebaugh, CA 93622
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only 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 Westside Medical Group Inc's NPI number?

The NPI number for Westside Medical Group Inc is 1831235605. It was assigned to this organization in the NPPES registry on January 29, 2007.

Where is Westside Medical Group Inc located?

Westside Medical Group Inc is located at 1107 O St, Firebaugh, CA 93622. The listed phone number is (559) 659-9000.

What is Westside Medical Group Inc's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Rural Health, with taxonomy code 261QR1300X.

Is Westside Medical Group Inc enrolled in Medicare?

Yes. Westside Medical Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Westside Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Westside Medical Group Inc, in General Practice and Internal Medicine. 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 Westside Medical Group Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0971727) is associated with this NPI, valid through October 31, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Westside Medical Group Inc was last updated on January 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.