Christopher W. Hamlin, MD
NPI 1033141742ActiveIndividual· Anesthesiology· Saint Louis, MO
Anesthesiology (MD) in Saint Louis, Missouri, trained at University of Missouri, Columbia School of Medicine (class of 2001). Medicare paid $6,124 for services to 62 patients in 2024. Medtronic, Inc. was the largest of 2 companies reporting payments in 2025, $57.68 in all, mostly food and beverage.
Overview
| NPI | 1033141742 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 6, 2006 |
| Last updated in NPPES | Aug 17, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 2003004576 | 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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 62 |
|---|---|
| Services billed | 63 across 21 procedure codes |
| Paid by Medicare | $6,124 |
Education and affiliations
| Medical school | University of Missouri, Columbia School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Anesthesiology |
Medical group
- Metro-West Anesthesia Group IncSaint Charles, MO · 205 clinicians
Hospital affiliation
- Ssm St Clare Health CenterFenton, MO
Industry payments (Open Payments)
- 2025$57.68 · 2 payments from 2 companies
- 2024$92.06 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $33.27 | 1 |
| Merck Sharp & Dohme LLC | $24.41 | 1 |
What the 2025 payments were for
- Food and Beverage$57.68 · 2 payments
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