NPPES file of Aug 9, 2026

Naresh Thakur, M.D.

Internal Medicine Physician · Chicago, IL

Naresh Thakur, M.D. is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1578581633, issued on Jul 17, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578581633
Name
Naresh Thakur
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
201 E Huron St, Chicago, IL 60611
Phone
(312) 926-5111
Enumerated
Jul 17, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20101012001283); accepts Medicare assignment
Medical or professional school
University Of Texas Medical Branch At Galveston, 1991
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 201 E Huron St

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

  1. Kevin Andrus, DDSOral and Maxillofacial Surgery (Dentist)1689797243
  2. Catherine Angle, APHPediatric Nurse Practitioner1578752812
  3. Mitesh Badiwala, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1316280035
  4. Sheila Barton, RNRegistered Nurse1548447527
  5. Helen Bedross, RNRegistered Nurse1700063799
  6. Senta Berggruen, MDDiagnostic Radiology Physician1891749776

Verify Naresh Thakur 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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10% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,847 Medicare Part D claims for 333 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Naresh Thakur2,847
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium576 claims
  2. Amlodipine Besylate300 claims
  3. Levothyroxine Sodium174 claims
  4. Losartan Potassium174 claims
  5. Rosuvastatin Calcium153 claims
  6. Lisinopril136 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.

The MIPS final score for 2023 (Medicare payment program): 94.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Northwestern Medical Faculty FoundationChicago, IL

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

Naresh Thakur among 7,238 internal medicine physician records in Illinois

Naresh Thakur, M.D. 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
  • Graduated1991 · median 2003 among the 3,580 with a school on file
  • Record last updated2007 · 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).

2,867 internal medicine physician records list a practice address in Chicago

They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Kenneth Arbetter, MDChicago, IL 606111336132851
  2. Steven Gallo, MDChicago, IL 606111548253024
  3. Arnold Grauer, MDChicago, IL 606111619960184
  4. James Hall, MDChicago, IL 606111649263153
  5. Frances Langdon, MDChicago, IL 606111063405546
  6. Michael Lee, MDChicago, IL 606111942293451
  7. Hazel Manzano, MDChicago, IL 606111801889316
  8. Chadwick Milstead, MDChicago, IL 606111740273259

Common questions

What is Naresh Thakur, M.D.'s NPI number?

Naresh Thakur, M.D.'s National Provider Identifier (NPI) is 1578581633, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Naresh Thakur, M.D. located?

The NPPES record lists a practice address at 201 E Huron St, Chicago, IL, 60611. Phone: (312) 926-5111. Providers update this record themselves, so call before visiting.

How can I verify Naresh Thakur, M.D.'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 Naresh Thakur, M.D. prescribe under Medicare Part D?

In 2024, Naresh Thakur, M.D. had 2,847 Medicare Part D claims for 333 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Naresh Thakur, M.D.'s MIPS final score?

The 2023 MIPS final score is 94.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.