COAST DIAGNOSTICS OF LOUISIANA, LLC
NPI 1154996262
Clinical Medical Laboratory in Baton Rouge, LA

Active since May 21, 2021CLIA Certified · 2 labs
8146 ONE CALAIS AVE, BATON ROUGE, LA 70809(251) 459-8405 Get Directions Write a Review

NPPES record last updated: August 7, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 7, 2025, May 21, 2021 (2 updates tracked since 2021).

About Coast Diagnostics Of Louisiana, Llc NPPES

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

COAST DIAGNOSTICS OF LOUISIANA, LLC (NPI 1154996262), doing business as Coast Diagnostics, is a healthcare organization registered as a clinical medical laboratory in Baton Rouge, Louisiana and active in the NPI registry since May 2021. The organization holds 2 active CLIA laboratory certificates and lists Donna Mercer, Billing, as its authorized official.

NPPES Registry Identity

NPI1154996262
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameCOAST DIAGNOSTICS OF LOUISIANA, LLC
Location Address8146 ONE CALAIS AVEBaton Rouge, LA 70809-3449
Mailing AddressPo Box 8428Mobile, AL 36689-0428 · (251) 366-6433
Organization SubpartNo
Authorized OfficialDonna MercerBilling · (251) 459-8626
Enumeration DateMay 21, 2021
Last NPPES UpdateAugust 7, 20252 updates tracked since enumeration
NPPES CertifiedAugust 7, 2025
NPI 1154996262 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.
8146 ONE CALAIS AVE, Baton Rouge, LA 70809

Other Names 2

Doing Business AsCoast Diagnostics
Doing Business AsCoast Diagnostics Louisiana

Other Identifiers 3

Medicaid04209384MS
Medicaid255246AL
Other19D2216351LA · Clia

Accepted Insurance

CLIA Laboratory Certificates CMS CLIA 2

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 Accreditation 19D2216351

Coast Diagnostics Of Louisiana, LLC · Baton Rouge, LA
Active · expires Dec 6, 2026
CLIA Number19D2216351
Laboratory TypeIndependent
Certificate Effective DateDecember 7, 2024
Certificate Expiration DateDecember 6, 2026
Laboratory DirectorDr. Leo A. Pei
Laboratory Phone(251) 422-0268
Laboratory LocationCoast Diagnostics Of Louisiana, LLC8146 One Calais Ave, Suite 107, Baton Rouge, LA 70809
CLIA data matches this NPI record on: Address Name
This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

Certificate of Accreditation 01D2097767

Coast Diagnostics, LLC · Mobile, AL
Active · expires Mar 22, 2028
CLIA Number01D2097767
Laboratory TypeIndependent
Certificate Effective DateMarch 23, 2026
Certificate Expiration DateMarch 22, 2028
Laboratory DirectorDr. Peter K. Bryant Greenwood
Laboratory Phone(251) 459-8405
Laboratory LocationCoast Diagnostics, LLC4674 Airport Blvd, Suite C, Mobile, AL 36608
CLIA data matches this NPI record on: Name Phone
This is a certificate that is issued to a laboratory on the basis of the laboratory's accreditation by an accreditation organization approved by CMS.

Areas of Expertise CMS Part B claims 65

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.

Detection test by nucleic acid for organism, amplified probe technique 87798
A nucleic acid detection test is a procedure to identify specific organisms in your body. This test uses an amplified probe technique, which magnifies the genetic material of the organism, making it easier to detect. It's a precise way to diagnose infections.
50,759 services3,050 patients
Detection test for candida species (yeast), amplified probe technique 87481
This test helps identify Candida, a type of fungus often present in the human body. An amplified probe technique is used, which enhances detection of the fungus in a sample. This method increases the accuracy of the test, helping to determine the best treatment.
12,675 services2,486 patients
Detection test by nucleic acid for multiple organisms, amplified probe(s) technique 87801
This is a test that identifies various microorganisms in your body using a method called amplified probe technique. It targets specific genetic material (nucleic acids) of the organisms, amplifying them for easy detection. This helps in diagnosing infections accurately.
10,413 services2,672 patients
Evaluation of antimicrobial drug (antibiotic, antifungal, antiviral) 87184
Evaluation of antimicrobial drugs involves testing how effective these medicines are in stopping harmful microorganisms. This can include bacteria (antibiotics), fungi (antifungals), or viruses (antivirals). The goal is to ensure the right medicine is used for your condition.
6,758 services1,890 patients
Detection test by nucleic acid for staphylococcus aureus, methicillin resistant (mrsa bacteria), amplified probe technique 87641
A detection test by nucleic acid for MRSA bacteria uses an amplified probe technique. It's a lab procedure that identifies the presence of MRSA, a type of bacteria resistant to many antibiotics. This test helps in deciding the best treatment.
3,543 services2,682 patients
Detection test by nucleic acid for staphylococcus aureus (bacteria), amplified probe technique 87640
A detection test for Staphylococcus aureus uses a method called the amplified probe technique. This method identifies the bacteria's unique genetic material, or nucleic acid, helping to confirm its presence. It's a highly accurate way to detect this type of bacteria.
3,535 services2,679 patients

Other Providers at the Same Location NPPES

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

Psychologist (Clinical)
8146 ONE CALAIS AVE
BATON ROUGE, LA 70809

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 Coast Diagnostics Of Louisiana, LLC's NPI number?

The NPI number for Coast Diagnostics Of Louisiana, LLC is 1154996262. It was assigned to this organization in the NPPES registry on May 21, 2021. The provider is doing business as Coast Diagnostics and Coast Diagnostics Louisiana.

Where is Coast Diagnostics Of Louisiana, LLC located?

Coast Diagnostics Of Louisiana, LLC is located at 8146 One Calais Ave, Baton Rouge, LA 70809. The listed phone number is (251) 459-8405.

What is Coast Diagnostics Of Louisiana, LLC's specialty?

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

Does Coast Diagnostics Of Louisiana, LLC hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

What insurance does Coast Diagnostics Of Louisiana, LLC accept?

Health plans from Blue Cross Blue Shield of Arizona list Coast Diagnostics Of Louisiana, LLC 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 Coast Diagnostics Of Louisiana, LLC was last updated on August 7, 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.