NPPES file of Aug 9, 2026

Clarkson Optometry Illinois PC in Granite City, IL

This location of Clarkson Optometry Illinois bills under NPI 1558640250, an organization record issued on Aug 11, 2011 with the primary taxonomy Optometrist. It is one of 17 NPIs registered under this name and one of 2 in Granite City; each clinician who sees you there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026
1558640250
Legal name
Clarkson Optometry Illinois PC
Entity
Type 2 · organization
Primary taxonomy
Optometrist 152W00000X
Practice location
3405 NAMEOKI RD STE A, Granite City, IL 62040
Phone
636-200-4393
Mailing address
Dallas, TX
Enumerated
Aug 11, 2011
Record updated
Apr 26, 2022
Authorized official
Cmo (title as filed)
Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

The other Granite City NPI

  1. Clarkson Optometry Illinois, PC2421 CORPORATE CTR STE 102 · issued Jan 18, 20071497807267

1 clinician CMS lists with Clarkson Optometry Illinois in Granite City

  1. Dana Rozell, ODOptometrist1144604604

Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.

All 17 Clarkson Optometry Illinois NPIs

Every location registered under this name, in 16 cities.

See every location

Checking an organization

  1. Confirm the business with the Illinois secretary of state.
  2. Check the HHS-OIG exclusion list for the organization.
  3. Verify each clinician on their own record and the state license search.

Common questions

Why is the mailing address in Texas?

The mailing address in the record (Dallas, TX) is where the organization receives mail. Care is given at the practice location in Granite City.

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Which Granite City NPI should I use?

Ask the office which NPI it bills under; all 2 Granite City NPIs are registered under the same name.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.