LABORATORY CORPORATION OF AMERICA
NPI 1902233521
Clinical Medical Laboratory in Walnut Creek, CA

Active since September 27, 2013CLIA 05D2003055 · Certificate of Compliance
500 LENNON LN, WALNUT CREEK, CA 94598(925) 979-9028 Get Directions Write a Review

NPPES record last updated: December 11, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Laboratory Corporation Of America NPPES

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

LABORATORY CORPORATION OF AMERICA (NPI 1902233521) is a healthcare organization registered as a clinical medical laboratory in Walnut Creek, California and active in the NPI registry since September 2013. The organization holds a CLIA Certificate of Compliance certificate valid through August 24, 2026 and lists Kimberly Williams, Vp, as its authorized official.

NPPES Registry Identity

NPI1902233521
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameLABORATORY CORPORATION OF AMERICA
Location Address500 LENNON LNWalnut Creek, CA 94598-2415
Mailing AddressPo Box 2240Burlington, NC 27216-2240
Organization SubpartNo
Authorized OfficialKimberly WilliamsVp · (800) 222-7566
Enumeration DateSeptember 27, 2013
Last NPPES UpdateDecember 11, 2013
NPI 1902233521 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.

500 LENNON LN, Walnut Creek, CA 94598

Other Identifiers 1

Other05D2003055Clia

Accepted Insurance

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 05D2003055

Laboratory Corporation Of America · Walnut Creek, CA
Active · expires Aug 24, 2026
CLIA Number05D2003055
Laboratory TypeIndependent
Certificate Effective DateAugust 25, 2024
Certificate Expiration DateAugust 24, 2026
Laboratory DirectorDr. Mahul B. Amin
Laboratory Phone(925) 979-9028
Laboratory LocationLaboratory Corporation Of America500 Lennon Lane, Walnut Creek, CA 94598
CLIA data matches this NPI record on: Address Name Phone
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 2

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.

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025
A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
1,749 services380 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
1,518 services355 patients

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner
500 LENNON LN
WALNUT CREEK, CA 94598
Nurse Practitioner (Family)
500 LENNON LN
WALNUT CREEK, CA 94598
Nurse Practitioner (Family)
500 LENNON LN
WALNUT CREEK, CA 94598
Internal Medicine (Hematology & Oncology)
500 LENNON LN
WALNUT CREEK, CA 94598
Internal Medicine (Hematology & Oncology)
500 LENNON LN
WALNUT CREEK, CA 94598
Nurse Practitioner (Family)
500 LENNON LN
WALNUT CREEK, CA 94598
Nurse Practitioner (Adult Health)
500 LENNON LN
WALNUT CREEK, CA 94598
Nurse Practitioner (Family)
500 LENNON LN
WALNUT CREEK, CA 94598

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 Laboratory Corporation Of America's NPI number?

The NPI number for Laboratory Corporation Of America is 1902233521. It was assigned to this organization in the NPPES registry on September 27, 2013.

Where is Laboratory Corporation Of America located?

Laboratory Corporation Of America is located at 500 Lennon Ln, Walnut Creek, CA 94598. The listed phone number is (925) 979-9028.

What is Laboratory Corporation Of America's specialty?

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

Does Laboratory Corporation Of America hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 05D2003055) is associated with this NPI, valid through August 24, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Laboratory Corporation Of America accept?

Health plans from CareSource, Medica, Oscar Health Insurance, Oscar Health Maintenance Organization of Florida and Oscar Health Plan of North Carolina, Inc and 3 other insurers list Laboratory Corporation Of America as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Laboratory Corporation Of America was last updated on December 11, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.