Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Leah Margolis, OD
Optometrist in Stoneham, MA · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1427740315
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Registry record
Entity type Individual (Type 1)
Name Leah Margolis
Credential OD
Sex Female
Practice address 1 Montvale Ave Ste 501, Stoneham, MA, 02180
Phone (781) 279-4418
Fax (617) 573-5607
Enumeration date May 22, 2023
Last updated in NPPES Jul 1, 2024
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
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
Where does Leah Margolis practice?
The practice location on file with NPPES is in Stoneham, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Leah Margolis?
The National Provider Identifier (NPI) for Leah Margolis is 1427740315, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-07-01.