A fast, free, no-login way to look up any U.S. healthcare provider in the federal NPPES registry.

Lookups

NPI Lookup
NPI Registry
By Specialty
By State

Resources

Guides
For Providers / API
Data Sources
About

Legal

Privacy
Terms
Correct a record

Data is sourced from the public NPPES (National Plan and Provider Enumeration System) registry published by CMS. NPI Central is not affiliated with, or endorsed by, CMSor any healthcare provider. Information is provided “as is” for general reference and is not medical advice.

FCRA notice: NPI Central is not a consumer reporting agency. This information may not be used to determine eligibility for employment, credentialing, insurance, or any other purpose covered by the Fair Credit Reporting Act.

© 2026 NPI Central. All rights reserved.

Home/
NPI Lookup/
ME/
NPI 1154949345

IndividualActive

John Marc Hamilton

NPI 1154949345 · Optometrist · Gray, ME

Provider details

NPI number: 1154949345
Entity type: Individual
Primary specialty: OptometristEye and Vision Services Providers
Sex: Male
Sole proprietor: No
License: OPT1031 (ME)

Practice location

6 Turnpike Acres Rd

Gray, ME 04039-9432

Phone: (207) 657-4488

More ME providers

Mailing address

6 Turnpike Acres Rd

Gray, ME 04039-9432

Registry dates

Enumerated: 2020-07-14
Last updated: 2022-12-14

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

John Marc Hamilton — NPI 1154949345, Gray, ME | NPI Central