Mercy Hospital ST Louis

Hospital · Saint Louis, MO

CMS overall rating 4/5 Voluntary non-profit - Private

CMS certification number260020

Contact & location

615 New Ballas Road
Saint Louis, MO 63141
ST. Louis County
Phone
(314) 251-6000
ZIP code
63141 – all care providers

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Facility details

Ownership
Voluntary non-profit - Private
Hospital type
Acute Care Hospitals
Emergency services
Yes

Hospital quality

CMS overall star rating★★★★★ 4/5
Mortality measures
3 better than national · 0 worse
Safety of care measures
3 better than national · 0 worse
Readmission measures
1 better than national · 1 worse
Birthing-friendly
Y

Frequently asked questions

What is the rating of Mercy Hospital ST Louis?

Mercy Hospital ST Louis has a 4-star overall rating from the Centers for Medicare & Medicaid Services on a scale of 1 to 5.

What is the phone number of Mercy Hospital ST Louis?

(314) 251-6000. The facility is located at 615 New Ballas Road, Saint Louis, MO 63141.

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Source: CMS Care Compare, August 2026. Information is provided as published by CMS; verify details directly with the facility.