Registry data as of Aug 27, 2026

Caroline Locker, PHARMD

Pharmacist · Plano, IL

Caroline Locker, PHARMD is a pharmacist with a practice address in Plano, Illinois, and NPI 1235754623, issued on Jun 11, 2020. Check the license (Illinois 051.300546, 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
1235754623
Name
Caroline Locker
Credential
PHARMD
Primary taxonomy
Pharmacist 183500000X
License numbers
051.300546 IL
03237181 OH
Self-reported in NPPES; status is on the state search
Practice location
6800 W US Highway 34, Plano, IL 60545
Phone
(630) 552-3104
Enumerated
Jun 11, 2020
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. Tracy Cowan, O.D.Optometrist1902094808

Verify Caroline Locker 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 051.300546
    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.

3 pharmacist records list a Plano practice address

They are 3 of the 63 NPPES records with a Plano practice address, and 9,800 pharmacist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pharmacist records in Illinois

  1. Kathryn Aardema, RPHMokena, IL1417239310
  2. David Aarthun, RPHChicago, IL1942579198
  3. Humaira Aasi, PHARMDWaukegan, IL1437753365
  4. Mark Abadines, PHARMDHuntley, IL1326659905
  5. Elaine Abasolo, PHARMDBolingbrook, IL1871873349
  6. Eric Abasolo, PHARMDChicago, IL1275155541
  7. Brenda Abate, PHARM. D.Dwight, IL1447532130
  8. Hakeem Abayomi, PHARM.DChicago, IL1457632879
  9. Ariba Abbas, PHARM.D.Niles, IL1164132288
  10. Mahera AbbasHuntley, IL1760082838

Common questions

What is Caroline Locker, PHARMD's NPI number?

Caroline Locker, PHARMD's National Provider Identifier (NPI) is 1235754623, issued on Jun 11, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Caroline Locker, PHARMD located?

The NPPES record lists a practice address at 6800 W US Highway 34, Plano, IL, 60545. Phone: (630) 552-3104. Providers update this record themselves, so call before visiting.

How can I verify Caroline Locker, PHARMD's license?

NPPES lists Illinois license number 051.300546, 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.

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.