Matthew E. Halverstadt, M.D.
NPI 1154583086ActiveIndividual· Anesthesiology· Saint Louis, MO
Anesthesiology (M.D.) in Saint Louis, Missouri, trained at Georgetown University School of Medicine (class of 2008). Medicare paid $2,929 for services to 26 patients in 2024. Merck Sharp & Dohme LLC reported $20.33 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1154583086 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 1, 2008 |
| Last updated in NPPES | Jul 1, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 2008016756 | MO |
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 - Anesthesiology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 26 |
|---|---|
| Services billed | 45 across 16 procedure codes |
| Paid by Medicare | $2,929 |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Anesthesiology |
Medical group
- Midwest Anesthesia Providers SCAlton, IL · 182 clinicians
Hospital affiliation
- Memorial HospitalBelleville, IL
Industry payments (Open Payments)
- 2025$20.33 · 1 payment from 1 company
- 2024$22.31 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $20.33 | 1 |
What the 2025 payments were for
- Food and Beverage$20.33 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 525 anesthesiologists in Saint Louis · All anesthesiologists in Missouri