Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ashley Sullivan, LSW
Social Worker in Lancaster, PA · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1730843681
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Registry record
Entity type Individual (Type 1)
Name Ashley Sullivan
Credential LSW
Sex Female
Practice address 200 Willow Valley Sq Ste 210, Lancaster, PA, 17602
Phone (717) 478-3411
Enumeration date Oct 27, 2021
Last updated in NPPES Oct 27, 2021
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License SW138441 (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 Ashley Sullivan practice?
The practice location on file with NPPES is in Lancaster, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Ashley Sullivan?
The National Provider Identifier (NPI) for Ashley Sullivan is 1730843681, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-10-27.