Registry data as of Aug 27, 2026

Tracy Cowan, O.D.

Optometrist · Plano, IL

Tracy Cowan, O.D. is an optometrist with a practice address in Plano, Illinois, and NPI 1902094808, issued on Oct 5, 2007. Check the license (Illinois 046008730, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1902094808
Name
Tracy Cowan
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License numbers
046008730 IL
OPC-4311 FL
Self-reported in NPPES; status is on the state search
Practice location
6800 W US Highway 34, Plano, IL 60545
Phone
(630) 552-1593
Enumerated
Oct 5, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 6800 W US Highway 34

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Caroline Locker, PHARMDPharmacist1235754623

Verify Tracy Cowan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 046008730    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Optometrist providers in Illinois

There are 2,629 optometrist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,629 in Illinois → Every provider in Plano →

Other optometrist records in Illinois

  1. Marvin Aal, O.D.Chicago, IL1184634180
  2. Russul Abbas, ODGurnee, IL1285129007
  3. Sarah Abbott, ODPark Ridge, IL1881333565
  4. Mahmud Abdallah, ODAlsip, IL1417501248
  5. Nada AbdallahDeerfield, IL1669206066
  6. Saul Abraham, O.D.Mt Prospect, IL1285772400
  7. Jodi Acharya, O.D.Arlington Heights, IL1982769469
  8. Treacy Adamo, O.D.Hinsdale, IL1043395254
  9. Carla Adams, O.D.St Charles, IL1720199409
  10. Renee Adams, ODLawrenceville, IL1437220712

Common questions

What is Tracy Cowan, O.D.'s NPI number?

Tracy Cowan, O.D.'s National Provider Identifier (NPI) is 1902094808, issued on Oct 5, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Tracy Cowan, O.D. located?

The NPPES record lists a practice address at 6800 W US Highway 34, Plano, IL, 60545. Phone: (630) 552-1593. Providers update this record themselves, so call before visiting.

How can I verify Tracy Cowan, O.D.'s license?

NPPES lists Illinois license number 046008730, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.