NPI Portal NPI Lookup & Verification

Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Adirondack Neurology Associates, PC

Neurology Physician in Glens Falls, NY · enumerated 2006 · authorized official Michael Lenihan, Physician/President.

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

National Provider Identifier

1861585549

Verified

See something wrong? Report a correction

Registry record

Entity type Organization (Type 2)
Legal business name Adirondack Neurology Associates, PC
Practice address 420 Glen St, Glens Falls, NY, 12801
Fax (518) 793-6778
Enumeration date Oct 2, 2006
Last updated in NPPES Jun 26, 2026

Taxonomy & classification

2084N0400X Neurology Physician Allopathic & Osteopathic Physicians · License 174265 (NY) Primary

Authorized official

Name Michael Lenihan
Title Physician/President

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

Who is the authorized official for Adirondack Neurology Associates, PC?
NPPES lists Michael Lenihan (Physician/President) as the authorized official for this organization.
What is the NPI number for Adirondack Neurology Associates, PC?
The NPI for Adirondack Neurology Associates, PC is 1861585549, a Type 2 (organization) record in the CMS NPPES registry.

Providers at this address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-06-26.