Hospitals in Waterloo, Iowa
CMS lists 2 active hospitals in Waterloo, Iowa. 2 offer emergency services. The highest CMS overall rating here is 4 stars, held by MercyOne Waterloo Medical Center.
- Hospitals
- 2
- With a CMS star rating
- 2
- Rated 5 stars
- 0
- Emergency services
- 2
- Beds
- 657
All hospitals in Waterloo, Iowa
Sorted by CMS overall star rating, then size. CMS data as of Sep 30, 2026.
| Hospital | CMS overall rating | Patient survey rating | Emergency services | Beds | Compare |
|---|---|---|---|---|---|
| MercyOne Waterloo Medical Center | Yes | 423 | Compare MercyOne Waterloo Medical Center | ||
| Allen Hospital | Yes | 234 | Compare Allen Hospital |