Registry data as of Aug 27, 2026

Kathleen Weber, M.D.

Sports Medicine (Internal Medicine) Physician · Chicago, IL

Kathleen Weber, M.D. is a sports medicine (internal medicine) physician with a practice address in Chicago, Illinois, and NPI 1285612259, issued on Jan 9, 2006. Check the license (Illinois 036099936, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1285612259
Name
Kathleen Weber
Credential
M.D.
Primary taxonomy
Sports Medicine (Internal Medicine) Physician 207RS0010X
License number
036099936 IL
Self-reported in NPPES; status is on the state search
Practice location
1611 W. Harrison, Chicago, IL 60612
Phone
(312) 431-3400
Enumerated
Jan 9, 2006
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.
Download card Updates feed

Also registered at 1611 W. Harrison

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

  1. George Holmes, M.D.Orthopaedic Foot and Ankle Surgery Physician1568441327

Verify Kathleen Weber in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036099936
    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
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.

88% fewer Medicare Part D claims than the average sports medicine (internal medicine) physician in 2024

75 Medicare Part D claims for 51 beneficiaries, against an average of 605 among the 227 providers of this specialty who prescribed in Part D.

  1. Kathleen Weber75
  2. Specialty average605

Most prescribed

  1. Meloxicam34 claims

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. Orthomidwest, PLLCChicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Sports Medicine (Internal Medicine) Physician providers in Illinois

There are 19 sports medicine (internal medicine) physician records in Illinois.

Other sports medicine (internal medicine) physician records in Illinois

  1. Stephen Adams, MDChicago, IL1922157635
  2. Jeremy Alland, MDChicago, IL1861755035
  3. Marc Dejong, MDSpringfield, IL1477549541
  4. Michael Fragen, MDLombard, IL1245359041
  5. Michael Hanna, M.D.Chicago, IL1487810842
  6. James John, M.D.Willowbrook, IL1730290198
  7. Cynthia Labella, MDChicago, IL1033104955
  8. Lara Lee, M.D.Chicago, IL1710111976
  9. Balakrishnan Natarajan, MDDes Plaines, IL1295799013
  10. David Neighbors, MDBreese, IL1811945264

Common questions

What is Kathleen Weber, M.D.'s NPI number?

Kathleen Weber, M.D.'s National Provider Identifier (NPI) is 1285612259, issued on Jan 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Weber, M.D. located?

The NPPES record lists a practice address at 1611 W. Harrison, Chicago, IL, 60612. Phone: (312) 431-3400. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Weber, M.D.'s license?

NPPES lists Illinois license number 036099936, as entered by the provider. 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 Kathleen Weber, M.D. prescribe under Medicare Part D?

In 2024, Kathleen Weber, M.D. had 75 Medicare Part D claims for 51 beneficiaries; the average among sports medicine (internal medicine) physician prescribers was 605. Part D covers Medicare prescriptions 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.

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) 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 27, 2026.