Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Kaitlin Ellen Castle
Social Worker in Millersville, PA · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1033735147
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Registry record
Entity type Individual (Type 1)
Name Kaitlin Ellen Castle
Sex Female
Practice address 37 W Frederick St, Millersville, PA, 17551
Phone (301) 660-1431
Enumeration date Jun 24, 2020
Last updated in NPPES Jul 24, 2024
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License SW138377 (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 Kaitlin Castle practice?
The practice location on file with NPPES is in Millersville, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Kaitlin Castle?
The National Provider Identifier (NPI) for Kaitlin Castle is 1033735147, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Kaitlyn Failor Student in an Organized Health Care Education/Training Program · Millersville, PA NPI 1295299956 Christy Yohn Clinical Social Worker · Millersville, PA NPI 1821632720 Erika Lane Student in an Organized Health Care Education/Training Program · Millersville, PA NPI 1225652217 Rebecca Pelachick Student in an Organized Health Care Education/Training Program · Millersville, PA NPI 1831704915 Jamie Anderson Case Manager/Care Coordinator · Millersville, PA NPI 1174139836 Shontell Moman Student in an Organized Health Care Education/Training Program · Millersville, PA NPI 1942817085 Kristi Hinkle Student in an Organized Health Care Education/Training Program · Millersville, PA NPI 1538756598 Lauren Lesher Student in an Organized Health Care Education/Training Program · Millersville, PA NPI 1821685371
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-07-24.