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Organization Profile

St Johns Mercy Medical Center

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At a glance

About St Johns Mercy Medical Center

St Johns Mercy Medical Center is a healthcare organization in Saint Louis, MO, registered under general acute care hospital. This provider record is associated with NPI 1699809582.

Factual summary compiled by Guide.md from public records; not written by this provider.

Practice Size

TypeLarge group practice
Providers registered at this building17

Counted from individual NPI records registered at the same street address; a shared building can inflate this.

Providers in This Building & Nearby

From registry street addresses: providers filed at this building, which can include unrelated practices sharing it.

Showing 11 of 17. The full list is in the Related Providers tab.

Specialty

Credentials & Licensing

MO licenceAs reported to the NPI registry
No. 2001010699As reported
NPINational Provider Identifier
1699809582Issued 2007

As reported to the NPI registry ↗

About this hospital

TypeAcute Care Hospitals
OwnershipVoluntary non-profit - Private
Emergency servicesYes
CMS certification number260020
CMS overall rating★★★★☆ 4 of 5

Source: CMS Care Compare, Hospital General Information, checked 2026-09-12.

Most common inpatient stays (Medicare)

6,014 Medicare discharges across 164 diagnosis groups (2024). Groups with fewer than 11 discharges are not published by CMS.

Diagnosis groupDRGDischargesAvg. Medicare payment
Septicemia Or Severe Sepsis Without Mv >96 Hours With Mcc 871 413 $13,419
Heart Failure and Shock With Mcc 291 332 $8,815
Respiratory Infections and Inflammations With Mcc 177 208 $11,261
Kidney and Urinary Tract Infections Without Mcc 690 151 $5,367
Psychoses 885 142 $9,518
Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders Without Mcc 392 130 $5,114
Kidney and Urinary Tract Infections With Mcc 689 118 $7,799
Medical Back Problems Without Mcc 552 111 $6,160
Renal Failure With Mcc 682 95 $10,766
Simple Pneumonia and Pleurisy With Mcc 193 90 $8,466

Source: CMS Medicare Inpatient Hospitals by Provider and Service. Shows what the hospital admits Medicare patients for and what Medicare paid on average — not quality of care.

Common questions

What is St Johns Mercy Medical Center's specialty?

St Johns Mercy Medical Center is a hospital in Saint Louis, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Acute Care Hospital”.

NPI registry

Where can I find St Johns Mercy Medical Center?

St Johns Mercy Medical Center is listed at 12680 Olive Blvd, Saint Louis, MO 63141. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact St Johns Mercy Medical Center?

The number on file is (314) 251-8882. Contact the office directly to confirm availability and scheduling.

NPI registry

What is St Johns Mercy Medical Center's NPI number?

St Johns Mercy Medical Center's National Provider Identifier is 1699809582. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Has St Johns Mercy Medical Center confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by St Johns Mercy Medical Center. If this is you, claiming it is free.

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Manage this listing? Log in or create an account, then click “This is my practice and I manage it” here. A verified physician whose registry address matches this location is approved instantly; everyone else is reviewed by a person.

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