Ajeet Singh, MD, MPH, MA
Internal Medicine Physician · Chicago, IL
Ajeet Singh, MD, MPH, MA is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1902427818, issued on May 1, 2020. Check the license (Illinois 036.165110, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Ajeet Singh
- Credential
- MD, MPH, MA
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036.165110 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1620 W Harrison St, Chicago, IL 60612
- Phone
- (312) 942-5000
- Enumerated
- May 1, 2020
- Record last updated
- Jul 2, 2023
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ajeet Singh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036.165110Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
32 Medicare Part D claims for 12 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Ajeet Singh among 7,238 internal medicine physician records in Illinois
Ajeet Singh, MD, MPH, MA 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 2020, is newer than 71% of them.
- NPI issued2020 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2023 · 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.
All 7,238 in Illinois → Every provider in Chicago → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Keith Boyd, M.D.Chicago, IL 606121174591978
- Lewis Coulson, M.D.Chicago, IL 606121619944931
- Henry Danko, M.D.Chicago, IL 606121780659524
- Denis Evans, M.D.Chicago, IL 606121952385841
- Tabassum Faruqi, M.D.Chicago, IL 606121013968536
- David Goldberg, MDChicago, IL 606121275588444
- Ionut Ilie, M.D.Chicago, IL 606121619926383
- Padma Kudaravalli, M.D.Chicago, IL 606121427004514
Common questions
What is Ajeet Singh, MD, MPH, MA's NPI number?
Ajeet Singh, MD, MPH, MA's National Provider Identifier (NPI) is 1902427818, issued on May 1, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Ajeet Singh, MD, MPH, MA located?
The NPPES record lists a practice address at 1620 W Harrison St, Chicago, IL, 60612. Phone: (312) 942-5000. Providers update this record themselves, so call before visiting.
How can I verify Ajeet Singh, MD, MPH, MA's license?
NPPES lists Illinois license number 036.165110, 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 Ajeet Singh, MD, MPH, MA prescribe under Medicare Part D?
In 2024, Ajeet Singh, MD, MPH, MA had 32 Medicare Part D claims for 12 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.