NPPES file of Aug 9, 2026

Karen Beth Weinstein, MD

Internal Medicine Physician · Oak Park, IL

Karen Beth Weinstein, MD is an internal medicine physician with a practice address in Oak Park, Illinois, and NPI 1790732048, issued on May 30, 2006. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1790732048
Name
Karen Beth Weinstein
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
1 Erie CT, Oak Park, IL 60302
Phone
(708) 848-4630
Enumerated
May 30, 2006
Record last updated
Jul 13, 2026
Fax
(708) 848-4672
Medicare enrollment
Enrolled (PECOS I20100429000822); accepts Medicare assignment
Medical or professional school
Rush Medical College Of Rush University, 1983
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 1 Erie CT

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

  1. Candace Asiedu-Falkner, MDFamily Medicine Physician1972867976
  2. Asfiya Azizuddin, MDFamily Medicine Physician1013238609
  3. Jane Bahk, M.D.Ophthalmology Physician1639158314
  4. Michael Barnish, ATCAthletic Trainer1558335489
  5. Thomas Bielanski, M.D.Family Medicine Physician1326089160
  6. Kenneth Blair, M.D.Family Medicine Physician1134148182

Verify Karen Beth Weinstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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
Open 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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100% fewer Medicare Part D claims than the average internal medicine physician in 2024

11 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Karen Weinstein11
  2. Specialty average3,176

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Dynamic Physical Therapy, Inc.Oak Park, IL

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

Karen Beth Weinstein among 7,238 internal medicine physician records in Illinois

Karen Beth Weinstein, MD is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 61% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated1983 · median 2003 among the 3,580 with a school on file
  • Record last updated2026 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

62 internal medicine physician records list a practice address in Oak Park

They are 62 of the 2,307 NPPES records with a practice address in Oak Park, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Thomas Albert, D.C., M.D.Oak Park, IL 603021457465098
  2. Alejandra Campos, M.D.Oak Park, IL 603021932195146
  3. Wahiba Elhag, M.D.Oak Park, IL 603021982891826
  4. Augusto GuevaraOak Park, IL 603021962557686
  5. Charles Johnston, MDOak Park, IL 603021831288422
  6. Khurram Khan, M.D.Oak Park, IL 603021730370586
  7. Katarzyna Kielczyk, M.D.Oak Park, IL 603021194922203
  8. Esteban Linarez, M.D.Oak Park, IL 603021740483262

Common questions

What is Karen Beth Weinstein, MD's NPI number?

Karen Beth Weinstein, MD's National Provider Identifier (NPI) is 1790732048, issued on May 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karen Beth Weinstein, MD located?

The NPPES record lists a practice address at 1 Erie CT, Oak Park, IL, 60302. Phone: (708) 848-4630. Providers update this record themselves, so call before visiting.

How can I verify Karen Beth Weinstein, MD's license?

Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Karen Beth Weinstein, MD prescribe under Medicare Part D?

In 2024, Karen Beth Weinstein, MD had 11 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions 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.