NPPES file of Aug 9, 2026

Rebecca A. Boumstein, APRN, CNP

Nurse Practitioner · Lake Forest, IL

Rebecca A. Boumstein, APRN, CNP is a nurse practitioner with a practice address in Lake Forest, Illinois, and NPI 1659842193, issued on Dec 10, 2018. Check the license (Illinois 209018514, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659842193
Name
Rebecca A. Boumstein
Credential
APRN, CNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
209018514 IL
Self-reported in NPPES; status is on the state search
Practice location
1000 N Westmoreland RD # Level2, Lake Forest, IL 60045
Phone
(847) 582-2134
Enumerated
Dec 10, 2018
Record last updated
Feb 25, 2026
Fax
(224) 271-7829
Medicare enrollment
Enrolled (PECOS I20190213001414); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1000 N Westmoreland RD # Level2

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

  1. Aubrey Caraballo, PT, DPTPhysical Therapist1114665080
  2. Charlotte Ghena, CGCGenetic Counselor (M.S.)1104433184
  3. Cora Pack, DPTPhysical Therapist1841081080
  4. Erika Tone, PA-CPhysician Assistant1386288660

Verify Rebecca A. Boumstein 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 209018514
    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.

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Bills Medicare through one group practice

  1. Northwestern Medical Faculty FoundationLake Forest, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

40 nurse practitioner records list a practice address in Lake Forest

They are 40 of the 821 NPPES records with a practice address in Lake Forest, and 4,892 nurse practitioner records in Illinois.

Other nurse practitioner records in Illinois

  1. Janice Abadilla, FNP-BCPeoria, IL1548157175
  2. Philomena AbebePark Ridge, IL1902780174
  3. Milagros Abellera, APNChicago, IL1528076239
  4. Edwina Abloh, APN-CNPSkokie, IL1689314098
  5. Sandra Abraham, CNPDwight, IL1982883245
  6. Sharon Abraham, APN-CNPArlington Heights, IL1396485884
  7. Hazel Acacio, APNPWauconda, IL1205471679
  8. Anthony Aceto, APRN, FNP-CSchaumburg, IL1891302956
  9. Francisco Acevedo, APRN, CNPMokena, IL1467446930
  10. Mina Acevedo, APRNGlenview, IL1972174688

Common questions

What is Rebecca A. Boumstein, APRN, CNP's NPI number?

Rebecca A. Boumstein, APRN, CNP's National Provider Identifier (NPI) is 1659842193, issued on Dec 10, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Rebecca A. Boumstein, APRN, CNP located?

The NPPES record lists a practice address at 1000 N Westmoreland RD # Level2, Lake Forest, IL, 60045. Phone: (847) 582-2134. Providers update this record themselves, so call before visiting.

How can I verify Rebecca A. Boumstein, APRN, CNP's license?

NPPES lists Illinois license number 209018514, 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

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.