Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Leila M Alonso
Contractor in Everett, MA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1033230552
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Registry record
Entity type Individual (Type 1)
Name Leila M Alonso
Sex Female
Practice address 22 Church St, Everett, MA, 02149
Phone (781) 306-4820
Fax (781) 393-6554
Enumeration date Apr 2, 2007
Last updated in NPPES Jul 8, 2007
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 Leila Alonso?
The National Provider Identifier (NPI) for Leila Alonso is 1033230552, a Type 1 (individual) record in the CMS NPPES registry.
Where does Leila Alonso practice?
The practice location on file with NPPES is in Everett, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Nancy Howell Case Manager/Care Coordinator · Everett, MA NPI 1578694220 Anne Leiserson School Counselor · Everett, MA NPI 1497886170 Debbie Smith-Disciullo Case Manager/Care Coordinator · Everett, MA NPI 1386776938 Marilyn Rosenbaum Social Worker · Everett, MA NPI 1366574816 Willhermine Denis-Destouches Developmental Therapist · Everett, MA NPI 1578686465 Margaret Lee Developmental Therapist · Everett, MA NPI 1669696597 Megan Sullivan Developmental Therapist · Everett, MA NPI 1942424882 Kaitlin Faber Speech-Language Pathologist · Everett, MA NPI 1760607030
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.