Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Mackenzie Lacroix, PA-C

Physician Assistant in Melrose, MA · enumerated 2021.

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

National Provider Identifier

1174292072

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Registry record

Entity type Individual (Type 1)

Name Mrs. Mackenzie Lacroix

Credential PA-C

Sex Female

Practice address 585 Lebanon St, Melrose, MA, 02176

Phone (781) 979-3300

Enumeration date Sep 13, 2021

Last updated in NPPES Jan 2, 2025

Taxonomy & licenses

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Mackenzie Lacroix?

The National Provider Identifier (NPI) for Mackenzie Lacroix is 1174292072, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mackenzie Lacroix practice?

The practice location on file with NPPES is in Melrose, MA. 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 2025-01-02.