Willard Chamberlin, D.O.
NPI 1437132818ActiveIndividual· Anesthesiology· Saint Charles, MO
Anesthesiology (D.O.) in Saint Charles, Missouri, trained at At Still University of Health Sciences, College of Osteo Med, Kirksville (class of 1980). Medicare paid $3,224 for services to 11 patients in 2024. Merck Sharp & Dohme LLC reported $25.30 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1437132818 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Nov 21, 2005 |
| Last updated in NPPES | Apr 29, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | R6E81 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 11 |
|---|---|
| Services billed | 11 across 6 procedure codes |
| Paid by Medicare | $3,224 |
Education and affiliations
| Medical school | At Still University of Health Sciences, College of Osteo Med, Kirksville |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Anesthesiology |
Medical group
- Metro-West Anesthesia Group IncSaint Charles, MO · 205 clinicians
Hospital affiliation
- St Lukes HospitalChesterfield, MO
Industry payments (Open Payments)
- 2024$25.30 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $25.30 | 1 |
What the 2024 payments were for
- Food and Beverage$25.30 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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