M&M DIAGNOSTIC & SCREENING CENTER LLC
NPI 1285599688
Clinical Medical Laboratory in Winter Haven, FL

Active since December 17, 2025CLIA 10D2344449 · Waiver
128 PALMETTO AVE NW STE B, WINTER HAVEN, FL 33881(863) 594-3864 Get Directions Write a Review

NPPES record last updated: January 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 13, 2026, Dec 17, 2025 (2 updates tracked since 2025).

About M&m Diagnostic & Screening Center Llc NPPES

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

M&M DIAGNOSTIC & SCREENING CENTER LLC (NPI 1285599688) is a healthcare organization registered as a clinical medical laboratory in Winter Haven, Florida and active in the NPI registry since December 2025. The organization holds a CLIA Waiver certificate valid through May 21, 2028 and lists Natasha Mcarthur, Owner, as its authorized official.

NPPES Registry Identity

NPI1285599688
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameM&M DIAGNOSTIC & SCREENING CENTER LLC
Location Address128 PALMETTO AVE NW STE BWinter Haven, FL 33881-2105
Mailing Address128 Palmetto Ave Nw Ste DWinter Haven, FL 33881-2105 · (863) 594-3867
Organization SubpartNo
Authorized OfficialNatasha McarthurOwner · (863) 594-3867
Enumeration DateDecember 17, 2025
Last NPPES UpdateJanuary 13, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 13, 2026
NPI 1285599688 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.
128 PALMETTO AVE NW STE B, Winter Haven, FL 33881

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 10D2344449

M&m Diagnostic & Screening Center LLC · Winter Haven, FL
Active · expires May 21, 2028
CLIA Number10D2344449
Laboratory TypeMobile Laboratory
Certificate Effective DateMay 22, 2026
Certificate Expiration DateMay 21, 2028
Laboratory DirectorNatasha N. Mcarthur
Laboratory Phone(863) 279-1338
Laboratory LocationM&m Diagnostic & Screening Center LLC128 Palmetto Ave NW Ste D, Winter Haven, FL 33881
CLIA data matches this NPI record on: Address Name
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 M&m Diagnostic & Screening Center LLC's NPI number?

The NPI number for M&m Diagnostic & Screening Center LLC is 1285599688. It was assigned to this organization in the NPPES registry on December 17, 2025.

Where is M&m Diagnostic & Screening Center LLC located?

M&m Diagnostic & Screening Center LLC is located at 128 Palmetto Ave NW Ste B, Winter Haven, FL 33881. The listed phone number is (863) 594-3864.

What is M&m Diagnostic & Screening Center LLC's specialty?

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

Does M&m Diagnostic & Screening Center LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 10D2344449) is associated with this NPI, valid through May 21, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for M&m Diagnostic & Screening Center LLC was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.