NPPES file of Aug 9, 2026

Hyo Y. Lee, DO

Internal Medicine Physician · Evanston, IL

Hyo Y. Lee, DO is an internal medicine physician with a practice address in Evanston, Illinois, and NPI 1588981138, issued on Apr 22, 2010. Check the license (Illinois 036136932, 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
1588981138
Name
Hyo Y. Lee
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
036136932 IL
036.136932 IL
OT013547 PA
Self-reported in NPPES; status is on the state search
Practice location
1285 Hartrey Ave, Evanston, IL 60202
Phone
(312) 666-3494
Enumerated
Apr 22, 2010
Record last updated
Aug 10, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160727003028); accepts Medicare assignment
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.
Download card Updates feed

Also registered at 1285 Hartrey Ave

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

  1. Syed Alavi, M.D.Family Medicine Physician1366837023
  2. Rebecca Calendo, APRNAdult Health Nurse Practitioner1891260667
  3. Amanda Dauten, MDFamily Medicine Physician1699154120
  4. Nicole Dyme, D.D.S.General Practice Dentistry1508279456
  5. Elizabeth Feldman, MDAdolescent Medicine (Family Medicine) Physician1063438760
  6. Avery Hart, MDInternal Medicine Physician1831135102

Verify Hyo Y. 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 036136932
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

65% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,105 Medicare Part D claims for 95 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Hyo Lee1,105
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium104 claims
  2. Fluticasone Propionate56 claims
  3. Metformin Hcl53 claims
  4. Amlodipine Besylate52 claims
  5. Losartan Potassium45 claims
  6. Albuterol Sulfate Hfa29 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. Erie Family Health Center, IncEvanston, IL

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

Hyo Y. Lee among 7,238 internal medicine physician records in Illinois

Hyo Y. Lee, DO 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 2010, is newer than 51% of them.

  • NPI issued2010 · 51% of these records are older, 47% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2010 · median 2003 among the 3,580 with a school on file
  • Record last updated2021 · 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).

178 internal medicine physician records list a practice address in Evanston

They are 178 of the 4,013 NPPES records with a practice address in Evanston, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Youmna Ahmed, M.DEvanston, IL 602021083808794
  2. Sanjolee Ansari, M.D.Evanston, IL 602021861423808
  3. Thomas Campbell, MDEvanston, IL 602021972506665
  4. Tessa Fischer, MDEvanston, IL 602021730247859
  5. Kenneth Grumet, M.D.Evanston, IL 602021275564940
  6. Anshu Gupta, MDEvanston, IL 602021063466738
  7. Avery Hart, MDEvanston, IL 602021831135102
  8. Hana HillEvanston, IL 602021619109246

Common questions

What is Hyo Y. Lee, DO's NPI number?

Hyo Y. Lee, DO's National Provider Identifier (NPI) is 1588981138, issued on Apr 22, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Hyo Y. Lee, DO located?

The NPPES record lists a practice address at 1285 Hartrey Ave, Evanston, IL, 60202. Phone: (312) 666-3494. Providers update this record themselves, so call before visiting.

How can I verify Hyo Y. Lee, DO's license?

NPPES lists Illinois license number 036136932, 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 Hyo Y. Lee, DO prescribe under Medicare Part D?

In 2024, Hyo Y. Lee, DO had 1,105 Medicare Part D claims for 95 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.