Doctor profile · Federal record

Dr. Dimeji Williams, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Chicago, IL

  • NPI 1124645114
  • Accepts Medicare
  • 6 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2301 E 93Rd St Ste 3610
Chicago, IL 606173913
(773) 967-5932
fax (773) 967-5942
Additional location
1901 W Harrison St
Chicago, IL 606123714
(312) 864-6000
Mailing address
29373 Network Pl
Chicago, IL 606731293

Credentials & registration

NPPES · NUCC
NPI registered
June 2020 — 6 yrs on file
Profile last updated
September 17, 2024
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (3)
Illinois #036.163559 · Illinois #125.076867 · Wisconsin #101402
Medicaid
WI #100277869

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124645114. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
90
Distinct HCPCS
2
Medicare allowed
$16,605
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 76 75 $177
99291 Critical care, first 30-74 minutes 14 14 $227

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$86
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ViiV Healthcare Company 1 $86.46

By nature of payment

Food and Beverage
$86

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
39
Patients
0
Total drug cost
$658
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 16 0 $68
Atorvastatin Calcium Generic 12 0 $234
Enalapril Maleate Generic 11 0 $357

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dimeji Williams's medical specialty?
Dr. Dimeji Williams practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Dimeji Williams practice?
Dr. Dimeji Williams practices at 2301 E 93Rd St Ste 3610, Chicago, IL 606173913. Office phone: 7739675932.
What is Dr. Dimeji Williams's NPI?
Dr. Dimeji Williams's National Provider Identifier (NPI) is 1124645114, issued by NPPES.
Does Dr. Dimeji Williams accept Medicare assignment?
Yes. Dr. Dimeji Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dimeji Williams commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.