Pec Chesterfield, LLC in Ellisville, MO
This organization bills under NPI 1811500069, an organization record issued on Aug 27, 2020 with the primary taxonomy Optometrist. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1811500069
- Legal name
- Pec Chesterfield, LLC
- Entity
- Type 2 · organization
- Primary taxonomy
- Optometrist 152W00000X
- Practice location
- 317 CLARKSON RD STE 102, Ellisville, MO 63011
- Phone
- 636-725-2020
- Mailing address
- Swansea, IL
- Enumerated
- Aug 27, 2020
- Record updated
- Aug 27, 2020
- Authorized official
- Owner (title as filed)
2 clinicians CMS lists with Pec Chesterfield in Ellisville
- Thomas Cunningham, ODOptometrist1053427104
- John Lyman, ODOptometrist1669580882
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the Missouri secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Why is the mailing address in Illinois?
The mailing address in the record (Swansea, IL) is where the organization receives mail. Care is given at the practice location in Ellisville.
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.
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.