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NORCAL PATHOLOGY LAB
NPI 1588949127
Clinical Medical Laboratory in Fremont, CA

Active since October 14, 2011
39350 CIVIC CENTER DRIVE # 412, FREMONT, CA 94538(510) 456-4650 Get Directions Write a Review

NPPES record last updated: October 14, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Norcal Pathology Lab NPPES

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

NORCAL PATHOLOGY LAB (NPI 1588949127) is a healthcare organization registered as a clinical medical laboratory in Fremont, California and active in the NPI registry since October 2011. The organization lists John Mazoros, Administrator, as its authorized official.

NPPES Registry Identity

NPI1588949127
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameNORCAL PATHOLOGY LAB
Location Address39350 CIVIC CENTER DRIVE # 412Fremont, CA 94538
Mailing Address39350 Civic Center Drive # 280Fremont, CA 94538 · (510) 456-4650
Phone(510) 456-4650
Organization SubpartNo
Authorized OfficialJohn MazorosAdministrator · (510) 456-4650
Enumeration DateOctober 14, 2011
✔ NPI 1588949127 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinical Medical LaboratoryLaboratories
Taxonomy Code291U00000X
Definition
(1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.
39350 CIVIC CENTER DRIVE # 412, Fremont, CA 94538
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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 Compliance 05D2032005

Norcal Pathology Laboratory · Fremont, CA
Expired · Jul 31, 2026
CLIA Number05D2032005
Laboratory TypeIndependent
Certificate Effective DateApril 10, 2024
Certificate Expiration DateJuly 31, 2026
Laboratory DirectorYing Liu
Laboratory Phone(510) 456-4690
Laboratory LocationNorcal Pathology Laboratory39350 Civic Center Dr Ste 412 Attn - Claudia Vidal, Fremont, CA 94538
CLIA data matches this NPI record on: Name
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
1,711 services734 patients
Special stained specimen slides to identify organisms including interpretation and report 88312
This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.
201 services152 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
86 services72 patients
Microscopic genetic analysis of tumor, manual 88360
Microscopic genetic analysis of a tumor involves examining your tumor's genes under a microscope. This helps identify specific genetic changes in the tumor cells. This information can aid in diagnosing, predicting disease progression, and determining the most effective treatment options.
80 services31 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
48 services26 patients
Pathology examination of tissue using a microscope, moderately low complexity 88304
A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.
23 services22 patients

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 Norcal Pathology Lab's NPI number?

The NPI number for Norcal Pathology Lab is 1588949127. It was assigned to this organization in the NPPES registry on October 14, 2011.

Where is Norcal Pathology Lab located?

Norcal Pathology Lab is located at 39350 Civic Center Drive # 412, Fremont, CA 94538. The listed phone number is (510) 456-4650.

What is Norcal Pathology Lab's specialty?

The primary specialty registered for this NPI is Clinical Medical Laboratory with taxonomy code 291U00000X.

When was this NPI record last updated?

The NPPES record for Norcal Pathology Lab was last updated on October 14, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.