Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Margaret Mary Sweeney
Registered Nurse in South Bend, IN · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1689100240
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Registry record
Entity type Individual (Type 1)
Name Mrs. Margaret Mary Sweeney
Sex Female
Practice address 333 W Western Ave, South Bend, IN, 46601
Phone (866) 436-1291
Fax (574) 299-9073
Enumeration date May 2, 2017
Last updated in NPPES May 2, 2017
Taxonomy & licenses
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.
Frequently asked questions
What is the NPI number for Margaret Sweeney?
The National Provider Identifier (NPI) for Margaret Sweeney is 1689100240, a Type 1 (individual) record in the CMS NPPES registry.
Where does Margaret Sweeney practice?
The practice location on file with NPPES is in South Bend, IN. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-05-02.