Registry data as of Aug 27, 2026

Sierra Leek, BS, MHP

Mental Health Counselor · Oregon, IL

Sierra Leek, BS, MHP is a mental health counselor with a practice address in Oregon, Illinois, and NPI 1164850400, issued on Oct 24, 2013. Check the license 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
1164850400
Name
Sierra Leek
Credential
BS, MHP
Primary taxonomy
Mental Health Counselor 101YM0800X
Practice location
125 S 4TH St, Oregon, IL 61061
Phone
(815) 732-3157
Enumerated
Oct 24, 2013
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 125 S 4TH St

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

  1. Jill Davis-KuzmanichSocial Worker1679009435
  2. Anne Hermes, MHPMental Health Counselor1780857086
  3. Joyce Peterson, RNMental Health Counselor1578682332
  4. Nikki Principato, BS, MHPMental Health Counselor1538717210
  5. Adam SmithMental Health Counselor1386761070
  6. Mary SnyderClinical Social Worker1104156603

Verify Sierra Leek in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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.

19 mental health counselor records list a Oregon practice address

They are 19 of the 64 NPPES records with a Oregon practice address, and 10,892 mental health counselor records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other mental health counselor records in Illinois

  1. Jennifer Aardsma, LPCDanville, IL1811460983
  2. Zehra AbbasCrystal Lake, IL1518719590
  3. Alya Abbed, MA, LCPCNormal, IL1053651083
  4. Dana Abbey, MA, LCPCFranklin Park, IL1750612073
  5. Leon Abbey, LCPCChicago, IL1902675341
  6. Jacqueline Abbott, BSDanville, IL1568928216
  7. Maria Abbott Miller, MA, LCPCPalos Hills, IL1316231491
  8. Sam AbboudChicago, IL1093598674
  9. Ozaz AbdallaEvanston, IL1154077477
  10. Nora AbdelrahmanChicago, IL1295442655

Common questions

What is Sierra Leek, BS, MHP's NPI number?

Sierra Leek, BS, MHP's National Provider Identifier (NPI) is 1164850400, issued on Oct 24, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Sierra Leek, BS, MHP located?

The NPPES record lists a practice address at 125 S 4TH St, Oregon, IL, 61061. Phone: (815) 732-3157. Providers update this record themselves, so call before visiting.

How can I verify Sierra Leek, BS, MHP's license?

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.