Kwesi Grant-Acquah, MD
NPI 1669604468ActiveIndividual· Internal Medicine· Springfield, IL
Internal Medicine (MD) in Springfield, Illinois, trained at Southern Illinois University School of Medicine (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $1,331,771 for 10,006 claims, against $25,835 paid for services in 2024. Abbvie Inc. was the largest of 18 companies reporting payments in 2025, $2,289 in all, mostly food and beverage.
Overview
| NPI | 1669604468 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 13, 2009 |
| Last updated in NPPES | Aug 21, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 125-057253 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 27 |
|---|---|
| Services billed | 433 across 14 procedure codes |
| Paid by Medicare | $25,835 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,006 · 13,489 30-day fills |
|---|---|
| Patients | 199 |
| Total drug cost | $1,331,771 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Ascension Se Wisconsin HospitalMilwaukee, WI
- Aurora St Lukes Medical CenterMilwaukee, WI
Industry payments (Open Payments)
- 2025$2,289 · 63 payments from 18 companies
- 2024$2,202 · 65 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $459.40 | 12 |
| Astrazeneca Pharmaceuticals LP | $403.83 | 8 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $386.88 | 8 |
| Phathom Pharmaceuticals, Inc. | $178.33 | 3 |
| Vanda Pharmaceuticals Inc. | $177.76 | 3 |
What the 2025 payments were for
- Food and Beverage$2,289 · 63 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Springfield
- 1003889411
- 1023365368
- 1124043252
- 1124052030
- 1174107098
- 1184617201
- 1255746509
- 1285294041
- 1295301042
- 1306297130
- 1336303775
- 1376983346
All 212 internal medicine physicians in Springfield · All internal medicine physicians in Illinois