Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Elizabeth Silvestri-O'Neil, LMHC

Mental Health Counselor in Needham, MA · enumerated 2007.

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

National Provider Identifier

1841499423

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Registry record

Entity type Individual (Type 1)

Name Elizabeth Silvestri-O'Neil

Credential LMHC

Sex Female

Practice address Walker, 1968 Central Av, Needham, MA, 02130

Phone (781) 449-4500

Enumeration date Jul 13, 2007

Last updated in NPPES Jul 13, 2007

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License 2041 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

Where does Elizabeth Silvestri-O'Neil practice?

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

What is the NPI number for Elizabeth Silvestri-O'Neil?

The National Provider Identifier (NPI) for Elizabeth Silvestri-O'Neil is 1841499423, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-13.