NPPES file of Aug 9, 2026

Juwon Lee, DO

Internal Medicine Physician · Buffalo Grove, IL

Juwon Lee, DO is an internal medicine physician with a practice address in Buffalo Grove, Illinois, and NPI 1447991930, issued on Apr 6, 2022. Check the license (Illinois 036171882, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1447991930
Name
Juwon Lee
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
036171882 IL
125.080283 IL
Self-reported in NPPES; status is on the state search
Practice location
15 S Mchenry RD FL 4, Buffalo Grove, IL 60089
Phone
(847) 520-9424
Enumerated
Apr 6, 2022
Record last updated
Jun 18, 2025
Fax
(847) 520-9479
Medicare enrollment
Enrolled (PECOS I20250606002539); 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 15 S Mchenry RD FL 4

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

  1. Angeline Babuji, DOFamily Medicine Physician1598262594
  2. Hong Chen, MDFamily Medicine Physician1053587964

Verify Juwon Lee 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 036171882
    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.

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97% fewer Medicare Part D claims than the average internal medicine physician in 2024

101 Medicare Part D claims for 46 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Juwon Lee101
  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. Endeavor Health Medical GroupBuffalo Grove, IL

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

24 internal medicine physician records list a practice address in Buffalo Grove

They are 24 of the 868 NPPES records with a practice address in Buffalo Grove, and 7,238 internal medicine physician records in Illinois.

Other internal medicine physician records in Illinois

  1. Peter Abadeer, D.O.Bloomington, IL1760469522
  2. Motaz Abas, MDPeoria, IL1215510201
  3. Elias Abate, M.D.Chicago, IL1336712199
  4. Maliha Abbas, D.O.Chicago, IL1174963920
  5. Zareena Abbas, MDChicago, IL1427078872
  6. Abu Abbasi, MDChicago, IL1083243877
  7. Ayesha Abbasi, MDChicago, IL1376216705
  8. Khalda Abbasi, MDNaperville, IL1487705240
  9. Elmer Abbo, MDBurr Ridge, IL1710048541
  10. Paul Abbo, M.D.River Forest, IL1083693378

Common questions

What is Juwon Lee, DO's NPI number?

Juwon Lee, DO's National Provider Identifier (NPI) is 1447991930, issued on Apr 6, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Juwon Lee, DO located?

The NPPES record lists a practice address at 15 S Mchenry RD FL 4, Buffalo Grove, IL, 60089. Phone: (847) 520-9424. Providers update this record themselves, so call before visiting.

How can I verify Juwon Lee, DO's license?

NPPES lists Illinois license number 036171882, 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 Juwon Lee, DO prescribe under Medicare Part D?

In 2024, Juwon Lee, DO had 101 Medicare Part D claims for 46 beneficiaries; 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.