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RALPH J. LAGUARDIA, M.D, P.C.
NPI 1447580014
Internal Medicine in Mansfield Center, CT

Active since January 05, 2010CLIA 07D0671743 · Waiver
10 HIGGINS HWY, SUITE 4, MANSFIELD CENTER, CT 06250(860) 456-7101(860) 423-0464 Get Directions Write a Review

NPPES record last updated: March 15, 2012. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Ralph J. Laguardia, M.d, P.c. NPPES

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

RALPH J. LAGUARDIA, M.D, P.C. (NPI 1447580014) is a healthcare organization registered as an internal medicine in Mansfield Center, Connecticut and active in the NPI registry since January 2010. The organization holds a CLIA Waiver certificate valid through January 19, 2027 and lists Ralph J. Laguardia, President, as its authorized official.

NPPES Registry Identity

NPI1447580014
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameRALPH J. LAGUARDIA, M.D, P.C.
Location Address10 HIGGINS HWY, SUITE 4Mansfield Center, CT 06250-1437
Mailing Address10 Higgins Hwy, Suite 4Mansfield Center, CT 06250-1437 · (860) 456-7101 · Fax (860) 423-0464
Phone(860) 456-7101
Fax(860) 423-0464
Organization SubpartNo
Authorized OfficialRalph J. LaguardiaPresident · (860) 456-7101
Enumeration DateJanuary 5, 2010
Last NPPES UpdateMarch 15, 2012
✔ NPI 1447580014 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
10 HIGGINS HWY, Mansfield Center, CT 06250
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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)

Ralph J. Laguardia, M.d, P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Ralph J. Laguardia, M.D, P.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Ralph Laguardia, M.D.
Internal Medicine
NPI 1902805781
10 HIGGINS HWY STE 4
Mansfield Center, CT 06250
(860) 456-7101
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 07D0671743

Ralph J Laguardia MD · Mansfield Center, CT
Active · expires Jan 19, 2027
CLIA Number07D0671743
Laboratory TypePhysician Office
Certificate Effective DateJanuary 20, 2025
Certificate Expiration DateJanuary 19, 2027
Laboratory DirectorRalph J. La Guardia MD
Laboratory Phone(203) 456-7101
Laboratory LocationRalph J Laguardia MD10 Higgins Hwy Suite 4, Mansfield Center, CT 06250
CLIA data matches this NPI record on: Address
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 Ralph J. Laguardia, M.D, P.C.'s NPI number?

The NPI number for Ralph J. Laguardia, M.D, P.C. is 1447580014. It was assigned to this organization in the NPPES registry on January 5, 2010.

Where is Ralph J. Laguardia, M.D, P.C. located?

Ralph J. Laguardia, M.D, P.C. is located at 10 Higgins Hwy Suite 4, Mansfield Center, CT 06250. The listed phone number is (860) 456-7101.

What is Ralph J. Laguardia, M.D, P.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ralph J. Laguardia, M.D, P.C. enrolled in Medicare?

Yes. Ralph J. Laguardia, M.D, P.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Ralph J. Laguardia, M.D, P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Ralph J. Laguardia, M.D, P.C.. 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.

Does Ralph J. Laguardia, M.D, P.C. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 07D0671743) is associated with this NPI, valid through January 19, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Ralph J. Laguardia, M.D, P.C. was last updated on March 15, 2012. 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.