Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Elspeth Ann Williams, LBS

Behavior Analyst in Harrisburg, PA · enumerated 2013.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1891126132

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Registry record

Entity type Individual (Type 1)

Name Elspeth Ann Williams

Credential LBS

Sex Female

Practice address 5351c Jaycee Ave, Suite 1, Harrisburg, PA, 17112

Phone (717) 657-2080

Fax (717) 657-2290

Enumeration date Dec 12, 2013

Last updated in NPPES Dec 12, 2013

Taxonomy & licenses

103K00000X Behavior Analyst Behavioral Health & Social Service Providers · License BH000844 (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.

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Frequently asked questions

What is the NPI number for Elspeth Williams?

The National Provider Identifier (NPI) for Elspeth Williams is 1891126132, a Type 1 (individual) record in the CMS NPPES registry.

Where does Elspeth Williams practice?

The practice location on file with NPPES is in Harrisburg, PA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-12-12.