Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Gregory Laurence Livingston, O.D.
Optometrist in Fort Drum, NY · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1851646525
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Registry record
Entity type Individual (Type 1)
Name Gregory Laurence Livingston
Credential O.D.
Sex Male
Practice address 10501 S. Riva Ridge, Fort Drum, NY, 13602
Phone (315) 772-2234
Fax (315) 772-0700
Enumeration date Jul 19, 2012
Last updated in NPPES Jul 19, 2012
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 Gregory Livingston practice?
The practice location on file with NPPES is in Fort Drum, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Gregory Livingston?
The National Provider Identifier (NPI) for Gregory Livingston is 1851646525, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-07-19.