Dimeji Williams, MD
Internal Medicine Physician · Chicago, IL
Dimeji Williams, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1124645114, issued on Jun 25, 2020. Check the license (Illinois 036.163559, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Dimeji Williams
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 036.163559 IL
125.076867 IL
101402 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2301 E 93RD St Ste 3610, Chicago, IL 60617
- Phone
- (773) 967-5932
- Enumerated
- Jun 25, 2020
- Record last updated
- Sep 17, 2024
- Fax
- (773) 967-5942
- Medicaid ID
- 100277869 WI
- Medicare enrollment
- Enrolled (PECOS I20230614000508); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 2301 E 93RD St Ste 3610
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Dimeji Williams 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 036.163559Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average internal medicine physician in 2024
216 Medicare Part D claims for 81 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Metoprolol Succinate13 claims
- Prednisone13 claims
- Furosemide12 claims
- Pantoprazole Sodium12 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.
Industry payments in 2024: $86.46
1 payment: food and beverage; the largest payer was ViiV Healthcare Company. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Advocate Health And Hospitals CorporationElgin, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Dimeji Williams among 7,238 internal medicine physician records in Illinois
Dimeji Williams, MD 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 fileYes · 50% of these records are
- Graduated2020 · median 2003 among the 3,580 with a school on file
- Record last updated2024 · 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
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- David Buchanan, M.D.Chicago, IL 606171396772992
- Gomez Charleston, MDChicago, IL 606171124021795
- Jason Chen, MDChicago, IL 606171972543239
- Pamela Cruz, M.D.Chicago, IL 606171710912142
- Laverne Currie, M.D.Chicago, IL 606171629003058
Common questions
What is Dimeji Williams, MD's NPI number?
Dimeji Williams, MD's National Provider Identifier (NPI) is 1124645114, issued on Jun 25, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Dimeji Williams, MD located?
The NPPES record lists a practice address at 2301 E 93RD St Ste 3610, Chicago, IL, 60617. Phone: (773) 967-5932. Providers update this record themselves, so call before visiting.
How can I verify Dimeji Williams, MD's license?
NPPES lists Illinois license number 036.163559, 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 Dimeji Williams, MD prescribe under Medicare Part D?
In 2024, Dimeji Williams, MD had 216 Medicare Part D claims for 81 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.