Zachariah Gurnsey, MD
NPI 1003038423ActiveIndividual· Internal Medicine· Springfield, IL
Internal Medicine (MD) in Springfield, Illinois, trained at Southern Illinois University School of Medicine (class of 2006). In 2024 Medicare paid $37,521 for 150 patients, and Part D covered 104 of their prescriptions, 84% of them generic.
Overview
| NPI | 1003038423 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 3, 2007 |
| Last updated in NPPES | Apr 6, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-121679 | IL |
| Hospitalist | 208M00000X | 036-121679 | 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 | 150 |
|---|---|
| Services billed | 411 across 8 procedure codes |
| Paid by Medicare | $37,521 |
Part D prescriptions in 2024
| Prescriptions (claims) | 104 · 114 30-day fills |
|---|---|
| Patients | 38 |
| Total drug cost | $7,246 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Internal Medicine |
Medical group
- Siu Physicians and Surgeons IncSpringfield, IL · 314 clinicians
Hospital affiliation
- Memorial Medical CenterSpringfield, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
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