# EMERGENCY MEDICINE in O'fallon, MO

Source: https://ourhealthnetwork.com/emergency-medicine-physician/mo/o'fallon

## At a glance

O'fallon, MO has 1 emergency medicine provider in our directory. Data sourced from CMS NPI Registry, refreshed monthly.

## Providers

- [Nancy Niemann Royer, MD](https://ourhealthnetwork.com/doctor/nancy-niemann-royer-md-1326094145)

## Related

- [All EMERGENCY MEDICINEs in MO](https://ourhealthnetwork.com/emergency-medicine-physician/mo)
- [Find insurance plans that cover EMERGENCY MEDICINEs in MO](https://ourhealthnetwork.com/tools/insurance-matcher?state=MO)
- [O'fallon health report](https://ourhealthnetwork.com/health-report/mo)