Markets / Missouri / St. Louis County / Ssm Health St Mary's Hospital - St Louis

Hospital · Short-term acute hospital

Who owns Ssm Health St Mary's Hospital - St Louis?

6420 Clayton Rd · Saint Louis, MO · 63117

Operator, owner, quality, finances and services are in the full report. See pricing or sign in.

Overview

Beds534

Ssm Health St Mary's Hospital - St Louis is a short-term acute hospital in Saint Louis, Missouri. St. Louis County has 16 hospitals, 60 nursing homes and 59 urgent care centers.

Ownership

Ownership type
Private Nonprofit

Operator and owner

Who operates Ssm Health St Mary's Hospital - St Louis, the group or system that owns it, partner owners and managers, recent ownership changes, and the source and date for each.

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Finances

Finances and payer mix

Net patient revenue, expenses, margin, uncompensated and charity care, and payer mix from the Medicare cost report.

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Services

Top Medicare services

The leading inpatient and outpatient services by Medicare volume, with average payments.

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Location and market

Address
6420 Clayton Rd · Saint Louis, MO · 63117
County
St. Louis County
State
Missouri
Hospitals in the county16
Nursing homes60
Urgent care centers59

47 off-site locations

Campuses, off-site emergency departments and outpatient departments under this hospital's certification.

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Nearby hospitals

Sources and identifiers

  • Finances and payer mix: CMS hospital cost reports (HCRIS), fiscal year 2024
  • Services: CMS Medicare inpatient and outpatient utilization
  • Ownership type and beds: CMS Provider of Services file
  • Location: CMS and Census Bureau geography
CMS certification number
260091
NPI
1962572396
Last confirmed
2026-10-27

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Who owns Ssm Health St Mary's Hospital - St Louis, Saint Louis MO: owner and operator (as of Oct 2026)