Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Allissia Gilmartin

Clinical Genetics (M.D.) Physician in Boston, MA · enumerated 2020.

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

National Provider Identifier

1811524705

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Registry record

Entity type Individual (Type 1)

Name Allissia Gilmartin

Sex Female

Practice address 300 Longwood Ave, Boston, MA, 02115

Phone (617) 355-6000

Enumeration date Mar 23, 2020

Last updated in NPPES Jun 9, 2025

Taxonomy & licenses

207SG0201X Clinical Genetics (M.D.) Physician Allopathic & Osteopathic Physicians · License 1019446 (MA) 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 Allissia Gilmartin practice?

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

What is the NPI number for Allissia Gilmartin?

The National Provider Identifier (NPI) for Allissia Gilmartin is 1811524705, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-06-09.