NPI Portal NPI Lookup & Verification

Ophthalmology in Johnston, RI

5 active Ophthalmology providers practice in Johnston, Rhode Island according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Ophthalmology providers in Johnston, RI
NPI Name Type Specialty Location
1851379812 Giulio Diamante Individual Ophthalmology Physician Johnston, RI
1770761660 Giulio G Diamante MD Inc Organization Ophthalmology Physician Johnston, RI
1609272459 Koch Eye Associates, LLP Organization Ophthalmology Physician Johnston, RI
1851755995 Nikolas Raufi Individual Ophthalmology Physician Johnston, RI
1013902816 William Andreoni Individual Ophthalmology Physician Johnston, RI

Frequently asked questions

How many Ophthalmology providers are in Johnston, RI?
The latest NPPES snapshot lists 5 active Ophthalmology providers with a practice address in Johnston, Rhode Island.
How do I check a Ophthalmology provider's NPI in Johnston?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-10.