Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Lelia Maciver
Social Worker in Watertown, MA · enumerated 2024.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1679334858
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Registry record
Entity type Individual (Type 1)
Name Lelia Maciver
Sex Female
Practice address 75 N Beacon St, Watertown, MA, 02472
Phone (617) 661-3991
Enumeration date Jan 16, 2024
Last updated in NPPES Jan 16, 2024
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 Lelia Maciver?
The National Provider Identifier (NPI) for Lelia Maciver is 1679334858, a Type 1 (individual) record in the CMS NPPES registry.
Where does Lelia Maciver practice?
The practice location on file with NPPES is in Watertown, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Rita Saraiva Student in an Organized Health Care Education/Training Program · Watertown, MA NPI 1477275964 Harmony Walbridge Addiction (Substance Use Disorder) Counselor · Watertown, MA NPI 1669181095 Giancarlo Leon Counselor · Watertown, MA NPI 1487360376 Angela Owens Peer Specialist · Watertown, MA NPI 1497635262
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-01-16.