Kent Byford McGuire, M.D.
NPI 1699720938ActiveIndividual· Internal Medicine· Elgin, IL
Internal Medicine (M.D.) in Elgin, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1981). Their prescriptions cost Medicare Part D more than their services did: $1,109,876 for 12,087 claims, against $177,553 paid for services in 2024. Lilly USA, LLC was the largest of 3 companies reporting payments in 2025, $74.22 in all, mostly food and beverage.
Overview
| NPI | 1699720938 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 24, 2006 |
| Last updated in NPPES | Apr 1, 2025 |
| Certified by provider | Apr 1, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-064578 | 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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 392 |
|---|---|
| Services billed | 2,935 across 44 procedure codes |
| Paid by Medicare | $177,553 |
Part D prescriptions in 2024
| Prescriptions (claims) | 12,087 · 27,870 30-day fills |
|---|---|
| Patients | 734 |
| Total drug cost | $1,109,876 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Internal Medicine |
Hospital affiliations
- Advocate Good Shepherd HospitalBarrington, IL
- Advocate Sherman HospitalElgin, IL
Other facilities
- Advocate Home Health Care ServHome health agency · Oakbrook, IL
Industry payments (Open Payments)
- 2025$74.22 · 3 payments from 3 companies
- 2024$170.10 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $30.52 | 1 |
| Abbvie Inc. | $28.29 | 1 |
| Novo Nordisk Inc | $15.41 | 1 |
What the 2025 payments were for
- Food and Beverage$74.22 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 85 internal medicine physicians in Elgin · All internal medicine physicians in Illinois