NPI Portal NPI Lookup & Verification

Leila M Alonso

Leila M Alonso is a Contractor provider (Contractor) practicing in Everett, MA, registered in the NPPES registry with NPI 1033230552 since 2007.

✓ Active NPI ✓ Valid NPI checksum

NPI 1033230552
Entity type Individual (Type 1)
Name Leila M Alonso
Sex Female
Practice address 22 CHURCH ST, Everett, MA, 02149
Phone 7813064820
Fax 7813936554
Enumeration date 2007-04-02
Last updated in NPPES 2007-07-08

Taxonomy & licenses

Taxonomy code Specialty Primary License State
171W00000X Contractor Primary
Copy-ready billing details
Provider: Leila Alonso
NPI: 1033230552
Taxonomy: 171W00000X (Contractor)
Address: 22 CHURCH ST, Everett, MA, 02149

Other providers at this practice address

NPI Name Type Specialty Location
1578694220 Nancy Howell Individual Case Manager/Care Coordinator Everett, MA
1497886170 Anne Leiserson Individual School Counselor Everett, MA
1386776938 Debbie Smith-Disciullo Individual Case Manager/Care Coordinator Everett, MA
1366574816 Marilyn Rosenbaum Individual Social Worker Everett, MA
1578686465 Willhermine Denis-Destouches Individual Developmental Therapist Everett, MA
1669696597 Margaret Lee Individual Developmental Therapist Everett, MA
1942424882 Megan Sullivan Individual Developmental Therapist Everett, MA
1760607030 Kaitlin Faber Individual Speech-Language Pathologist Everett, MA

Verify this record

Cross-check NPI 1033230552 against the authoritative CMS record: view Leila M Alonso on the official NPPES registry .

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. Read the full guide or validate an NPI number.

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.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.