GARDEN GROVE PATHOLOGY MEDICAL GROUP PC
NPI 1033084066
Pathology - Anatomic Pathology & Clinical Pathology in Lake Forest, CA

Q: What is Garden Grove Pathology Medical Group PC's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Active since October 08, 2025

24892 PASEO VENDAVAL, LAKE FOREST, CA 92630(949) 874-0827 Get Directions Write a Review

NPPES record last updated: October 8, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Garden Grove Pathology Medical Group Pc NPPES

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

GARDEN GROVE PATHOLOGY MEDICAL GROUP PC (NPI 1033084066) is a healthcare organization registered as an anatomic pathology & clinical pathology in Lake Forest, California and active in the NPI registry since October 2025. The organization lists Si Van Nguyen, President, as its authorized official.

NPPES Registry Identity

NPI1033084066

Entity TypeOrganization

Primary Taxonomy207ZP0102X

Legal Business NameGARDEN GROVE PATHOLOGY MEDICAL GROUP PC

Location Address24892 PASEO VENDAVALLake Forest, CA 92630-2139

Mailing Address24892 Paseo VendavalLake Forest, CA 92630-2139 · (949) 874-0827

Phone(949) 874-0827

Organization SubpartNo

Authorized OfficialSi Van NguyenPresident · (949) 874-0827

Enumeration DateOctober 8, 2025

NPPES CertifiedOctober 8, 2025

✔ NPI 1033084066 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0102X

Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

24892 PASEO VENDAVAL, Lake Forest, CA 92630

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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)

Garden Grove Pathology Medical Group Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

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

Clinicians, nearest first (2)

Si Nguyen, M.D.

Pathology

NPI 1841234952

12601 GARDEN GROVE BLVD PATHOLOGY DEPT.
Garden Grove, CA 92843

(949) 874-0827

✔ PECOS✔ Accepts Medicare15 mi

Robert Schmidt, M.D.

Pathology

NPI 1679519912

3033 W ORANGE AVE PATHOLOGY DEPT.
Anaheim, CA 92804

(714) 229-5753

✔ PECOS✔ Accepts Medicare21 mi

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 Garden Grove Pathology Medical Group PC's NPI number?

The NPI number for Garden Grove Pathology Medical Group PC is 1033084066. It was assigned to this organization in the NPPES registry on October 8, 2025.

Where is Garden Grove Pathology Medical Group PC located?

Garden Grove Pathology Medical Group PC is located at 24892 Paseo Vendaval, Lake Forest, CA 92630. The listed phone number is (949) 874-0827.

What is Garden Grove Pathology Medical Group PC's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Garden Grove Pathology Medical Group PC enrolled in Medicare?

Yes. Garden Grove Pathology Medical Group PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Garden Grove Pathology Medical Group PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Pathology, reassign their Medicare billing to Garden Grove Pathology Medical Group PC. 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 Garden Grove Pathology Medical Group PC was last updated on October 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.