NPPES file of Aug 9, 2026

Agatha Mankiewicz Johnson, LPC

Counselor · Barrington, IL

Agatha Mankiewicz Johnson, LPC is a counselor with a practice address in Barrington, Illinois, and NPI 1649910472, issued on Mar 30, 2022. Check the license (Illinois 178017815, 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649910472
Name
Agatha Mankiewicz Johnson
Credential
LPC
Primary taxonomy
Counselor 101Y00000X
License number
178017815 IL
Self-reported in NPPES; status is on the state search
Practice location
18-6 E Dundee RD Ste 140, Barrington, IL 60010
Phone
(847) 748-1100
Enumerated
Mar 30, 2022
Record last updated
Mar 30, 2022
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 18-6 E Dundee RD Ste 140

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

  1. Josette Day, LCSWClinical Social Worker1700982881
  2. Amy MazurekClinical Social Worker1588292387
  3. Julie McMahon, LPCProfessional Counselor1093470924

Verify Agatha Mankiewicz Johnson 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 178017815    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

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Counselor providers in Illinois

There are 3,805 counselor records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,805 in Illinois → Every provider in Barrington →

Other counselor records in Illinois

  1. Cedric A Bussie, LCPCHomewood, IL1518855535
  2. Gina AaldersSummit, IL1578950135
  3. Gina Abbeduto, LCPCMinooka, IL1477649028
  4. Rosa AbbruscatoFranklin Park, IL1700333259
  5. Natalie AbdullahChicago, IL1629732789
  6. Chloe Abelev, MSWBelleville, IL1144785700
  7. Kalea Abernathy, LPCChicago, IL1528826013
  8. Jason AbramsChampaign, IL1790247443
  9. Jaclyn Abramson, LCPCDeerfield, IL1477367340
  10. Samantha AbrashkinWaukegan, IL1568999167

Common questions

What is Agatha Mankiewicz Johnson, LPC's NPI number?

Agatha Mankiewicz Johnson, LPC's National Provider Identifier (NPI) is 1649910472, issued on Mar 30, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Agatha Mankiewicz Johnson, LPC located?

The NPPES record lists a practice address at 18-6 E Dundee RD Ste 140, Barrington, IL, 60010. Phone: (847) 748-1100. Providers update this record themselves, so call before visiting.

How can I verify Agatha Mankiewicz Johnson, LPC's license?

NPPES lists Illinois license number 178017815, 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.