# Willard L Chamberlin, DO

Source: https://ourhealthnetwork.com/doctor/willard-chamberlin-do-1437132818
NPI: 1437132818
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Willard L Chamberlin, DO is a anesthesiology based in Saint Charles, MO practicing at Metro-west Anesthesia Group Inc with NPI 1437132818.

## Profile

- Primary specialty: Anesthesiology
- Credential: DO
- Gender: Male
- Medical school: AT STILL UNIVERSITY OF HEALTH SCIENCES, COLLEGE OF OSTEO MED, KIRKSVILLE
- Graduation year: 1980
- NPI: 1437132818 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1437132818))

## Practice and contact

- Practice name: Metro-west Anesthesia Group Inc
- Address: 300 1st Capitol Dr, Saint Charles, MO, 633012844
- Phone: (636) 947-5000
- Group practice size: 208 members

## Insurance accepted (5 networks)

This provider is in network with the following insurance carriers, based on federal Transparency in Coverage filings and FHIR provider directories:

- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 17 plans
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 12 plans
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 2 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 2 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers Willard L Chamberlin, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1437132818).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 1 disclosed payment from medical industry sources totaling approximately $25.

Largest disclosed payer: Merck Sharp & Dohme LLC ($25 cumulative).

Source: CMS Open Payments program (federal financial-transparency dataset). Industry payment disclosures do not imply any wrongdoing; many are legitimate consulting fees, research support, or speaker honoraria.

## Related on OurHealthNetwork

- [More Anesthesiology doctors in SAINT CHARLES, MO](https://ourhealthnetwork.com/anesthesiology/mo/saint-charles)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1437132818)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)