Doctor profile · Federal record

Dr. Kasiemobi Okonkwo, MD

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Hospitalist Physician · Alton, IL

  • NPI 1891365391
  • Accepts Medicare
  • 6 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4 Memorial Dr Ste 210
Alton, IL 620026704
(618) 463-5905
fax (618) 463-5935
Additional location
1 Memorial Dr
Alton, IL 620026722
(618) 463-7240

Credentials & registration

NPPES · NUCC
NPI registered
June 2021 — 5 yrs on file
Profile last updated
February 18, 2026
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Illinois #036171380 · Texas #BP10077024

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891365391. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$91
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $75.59
Exact Sciences Corporation 1 $15.84

By nature of payment

Food and Beverage
$91

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
246
Patients
52
Total drug cost
$3,178
Drug Type Claims Patients Total cost
Gabapentin Generic 40 13 $748
Atorvastatin Calcium Generic 34 13 $597
Lisinopril Generic 28 15 $200
Amlodipine Besylate Generic 20 0 $88
Metformin Hcl Generic 17 11 $173
Furosemide Generic 16 0 $105
Losartan Potassium Generic 16 0 $181
Hydrochlorothiazide Generic 14 0 $53
Levetiracetam Generic 14 0 $285
Fluoxetine Hcl Generic 13 0 $217

Frequently asked questions

Auto-generated from federal data
What is Dr. Kasiemobi Okonkwo's medical specialty?
Dr. Kasiemobi Okonkwo practices Family Medicine Physician in Alton, IL.
Where does Dr. Kasiemobi Okonkwo practice?
Dr. Kasiemobi Okonkwo practices at 4 Memorial Dr Ste 210, Alton, IL 620026704. Office phone: 6184635905.
What is Dr. Kasiemobi Okonkwo's NPI?
Dr. Kasiemobi Okonkwo's National Provider Identifier (NPI) is 1891365391, issued by NPPES.
Does Dr. Kasiemobi Okonkwo accept Medicare assignment?
Yes. Dr. Kasiemobi Okonkwo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.