Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Mary Kathryn Riegel, MSW LSW
Social Worker in Northampton, PA · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1457750945
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Registry record
Entity type Individual (Type 1)
Name Mrs. Mary Kathryn Riegel
Credential MSW LSW
Sex Female
Practice address 589 Coventry Ct, Northampton, PA, 18067
Phone (610) 730-7132
Fax (610) 262-1462
Enumeration date Aug 20, 2014
Last updated in NPPES Aug 20, 2014
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License SW011184 (PA) Primary
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
Where does Mary Riegel practice?
The practice location on file with NPPES is in Northampton, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mary Riegel?
The National Provider Identifier (NPI) for Mary Riegel is 1457750945, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-08-20.