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THAKER UROLOGICAL CENTER, INC.
NPI 1396108940
Specialist in Ontario, CA

Active since March 31, 2016CLIA 05D2126644 · Waiver
1791 E HOLT BLVD UNIT 101, ONTARIO, CA 91761(909) 460-0354(909) 460-0367 Get Directions Write a Review

NPPES record last updated: June 22, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 22, 2023, Mar 31, 2016 (2 updates tracked since 2016).

About Thaker Urological Center, Inc. NPPES

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

THAKER UROLOGICAL CENTER, INC. (NPI 1396108940) is a healthcare organization registered as a specialist in Ontario, California and active in the NPI registry since March 2016. The organization holds a CLIA Waiver certificate valid through March 1, 2027 and lists Nimish Thaker, President, as its authorized official.

NPPES Registry Identity

NPI1396108940
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameTHAKER UROLOGICAL CENTER, INC.
Location Address1791 E HOLT BLVD UNIT 101Ontario, CA 91761-2118
Mailing Address1791 E Holt Blvd Unit 101Ontario, CA 91761-2118 · (909) 460-0354 · Fax (909) 460-0367
Phone(909) 460-0354
Fax(909) 460-0367
Organization SubpartNo
Authorized OfficialNimish ThakerPresident · (909) 460-0354
Enumeration DateMarch 31, 2016
Last NPPES UpdateJune 22, 20232 updates tracked since enumeration
NPPES CertifiedJune 22, 2023
✔ NPI 1396108940 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in CA · A74757
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
1791 E HOLT BLVD UNIT 101, Ontario, CA 91761
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thaker Urological Center, 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 Thaker Urological Center, Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Nimish Thaker, MD
Urology
NPI 1871541961
1791 E HOLT BLVD UNIT 101
Ontario, CA 91761
(909) 460-0354
✔ PECOS✔ Accepts MedicareSame address

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 05D2126644

Thaker Urological Center, Inc. · Ontario, CA
Active · expires Mar 1, 2027
CLIA Number05D2126644
Laboratory TypePhysician Office
Certificate Effective DateMarch 2, 2025
Certificate Expiration DateMarch 1, 2027
Laboratory DirectorNimish Thaker, MD
Laboratory Phone(909) 460-0354
Laboratory LocationThaker Urological Center, Inc.1791 E Holt Blvd Unit 101, Ontario, CA 91761
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 Thaker Urological Center, Inc.'s NPI number?

The NPI number for Thaker Urological Center, Inc. is 1396108940. It was assigned to this organization in the NPPES registry on March 31, 2016.

Where is Thaker Urological Center, Inc. located?

Thaker Urological Center, Inc. is located at 1791 E Holt Blvd Unit 101, Ontario, CA 91761. The listed phone number is (909) 460-0354.

What is Thaker Urological Center, Inc.'s specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Thaker Urological Center, Inc. enrolled in Medicare?

Yes. Thaker Urological Center, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Thaker Urological Center, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Urology) reassigns their Medicare billing to Thaker Urological Center, 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 Thaker Urological Center, Inc. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2126644) is associated with this NPI, valid through March 1, 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 Thaker Urological Center, Inc. was last updated on June 22, 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.