Jennifer Klaas, NP
Nurse Practitioner · Hazel Crest, IL
Jennifer Klaas, NP is a nurse practitioner with a practice address in Hazel Crest, Illinois, and NPI 1932469640, issued on May 29, 2012. Check the license (Illinois 209-009566, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jennifer Klaas
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 209-009566 IL
Self-reported in NPPES; status is on the state search - Practice location
- 17850 Kedzie Ave Ste 2100, Hazel Crest, IL 60429
- Phone
- (708) 957-4011
- Enumerated
- May 29, 2012
- Entity
- Type 1 · individual
Also registered at 17850 Kedzie Ave Ste 2100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nadia Bozanich, M.D.Gastroenterology Physician1679911549
- Evelyn GalRegistered Nurse1518699420
- Rupal Patel, M.D.Gastroenterology Physician1629412051
- Constance Pietrzak, M.D.Internal Medicine Physician1174788343
Verify Jennifer Klaas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209-009566Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Industry payments in 2024: $86.51
1 payment, mostly food and beverage; the largest payer was Medtronic, Inc.. The 36,168 providers of this specialty with any payment received $802.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital or facility affiliation
- Advocate Health And Hospitals CorporationBuffalo Grove, IL
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
5 nurse practitioner records list a Hazel Crest practice address
They are 5 of the 368 NPPES records with a Hazel Crest practice address, and 4,005 nurse practitioner records in Illinois.
All 5 in Hazel Crest → All 4,005 in Illinois → Every provider in Hazel Crest →
Other nurse practitioner records in Illinois
- Janice Abadilla, FNP-BCPeoria, IL1548157175
- Roseviminda Abano, CNPGurnee, IL1215318555
- Philomena AbebePark Ridge, IL1902780174
- Milagros Abellera, APNChicago, IL1528076239
- Edwina Abloh, APN-CNPSkokie, IL1689314098
- Sandra Abraham, CNPDwight, IL1982883245
- Hazel Acacio, APNPWauconda, IL1205471679
- Anthony Aceto, APRN, FNP-CSchaumburg, IL1891302956
- Francisco Acevedo, APRN, CNPMokena, IL1467446930
- Ijeoma Achebe, FNPChicago, IL1013498294
Common questions
What is Jennifer Klaas, NP's NPI number?
Jennifer Klaas, NP's National Provider Identifier (NPI) is 1932469640, issued on May 29, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Jennifer Klaas, NP located?
The NPPES record lists a practice address at 17850 Kedzie Ave Ste 2100, Hazel Crest, IL, 60429. Phone: (708) 957-4011. Providers update this record themselves, so call before visiting.
How can I verify Jennifer Klaas, NP's license?
NPPES lists Illinois license number 209-009566, 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. Medicare files from data.cms.gov. 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.