Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Kathleen Siegfried
Counselor in Claymont, DE · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1881920486
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Registry record
Entity type Individual (Type 1)
Name Kathleen Siegfried
Sex Female
Practice address 3301 Green St, Claymont, DE, 19703
Phone (610) 363-1488
Enumeration date Nov 2, 2009
Last updated in NPPES Nov 2, 2009
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 Kathleen Siegfried?
The National Provider Identifier (NPI) for Kathleen Siegfried is 1881920486, a Type 1 (individual) record in the CMS NPPES registry.
Where does Kathleen Siegfried practice?
The practice location on file with NPPES is in Claymont, DE. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Bryan Simmons Emergency Medicine Physician · Claymont, DE NPI 1568547248 Claymont Family Health Services Clinic/Center · Claymont, DE NPI 1659443257 Ebony Maddrey Mental Health Counselor · Claymont, DE NPI 1790847515 Patt Panzer Family Medicine Physician · Claymont, DE NPI 1134274640 Phyllis Smoyer Psychiatry Physician · Claymont, DE NPI 1487773891 Pamela Davis Addiction (Substance Use Disorder) Counselor · Claymont, DE NPI 1588990816 Alison Lawrence School Psychologist · Claymont, DE NPI 1538475702 Affinity Health and Medical Systems Exclusive Provider Organization · Claymont, DE NPI 1912213844
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-11-02.