NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mrs. Mary M Sweeney Guarino, LPN

Licensed Practical Nurse in Cortlandt Manor, NY · enumerated 2011.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1043516792

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Registry record

Entity type Individual (Type 1)
Name Mrs. Mary M Sweeney Guarino
Credential LPN
Sex Female
Practice address Cortlandt Manor, NY, 10567
Enumeration date Jan 27, 2011
Last updated in NPPES Jan 27, 2011

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

164W00000X Licensed Practical Nurse Nursing Service Providers · License 304706-1 (NY) Primary
LPN · Licensed Practical Nurse: A nurse providing basic care under the direction of RNs and physicians. About the LPN credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Mary Sweeney Guarino?
The National Provider Identifier (NPI) for Mary Sweeney Guarino is 1043516792, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mary Sweeney Guarino practice?
The practice location on file with NPPES is in Cortlandt Manor, NY. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-01-27.