Vanessa Larraine Williams, M.D.
NPI 1306297130ActiveIndividual· Internal Medicine· Springfield, IL
Internal Medicine (M.D.) in Springfield, Illinois, trained at West Virginia University School of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $533,614 for 1,540 claims, against $29,650 paid for services in 2024. Medtronic, Inc. reported $324.25 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1306297130 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 22, 2016 |
| Last updated in NPPES | May 18, 2021 |
| Certified by provider | May 18, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 125.068593 | 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 - Endocrinology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 178 |
|---|---|
| Services billed | 1,917 across 22 procedure codes |
| Paid by Medicare | $29,650 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,540 · 2,871 30-day fills |
|---|---|
| Patients | 182 |
| Total drug cost | $533,614 |
| Generic share | 41% of claims |
Education and affiliations
| Medical school | West Virginia University School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Siu Physicians and Surgeons IncSpringfield, IL · 314 clinicians
Hospital affiliations
- Decatur Memorial HospitalDecatur, IL
- Memorial Medical CenterSpringfield, IL
Industry payments (Open Payments)
- 2025$324.25 · 3 payments from 1 company
- 2024$376.69 · 8 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $324.25 | 3 |
What the 2025 payments were for
- Food and Beverage$311.83 · 2 payments
- Travel and Lodging$12.42 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 212 internal medicine physicians in Springfield · All internal medicine physicians in Illinois