Organization Profile

Avera St Marys

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About Avera St Marys

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Practice Size

TypeLarge group practice
Providers registered at this building36

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 9 of 36. The full list is in the Related Providers tab.

Specialty

Critical Access Hospital (Primary)

Credentials & Licensing

NPI1346901071
NPI issued01/05/2022

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

About this hospital

TypeAcute Care Hospitals
OwnershipVoluntary non-profit - Private
Emergency servicesYes
CMS certification number430015
CMS overall rating★★☆☆☆ 2 of 5

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

Most common inpatient stays (Medicare)

200 Medicare discharges across 9 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 91 $15,635
Major Hip and Knee Joint Replacement Or Reattachment of Lower Extremity Without Mcc 470 18 $13,578
Heart Failure and Shock With Mcc 291 17 $9,796
Septicemia Or Severe Sepsis Without Mv >96 Hours Without Mcc 872 15 $6,962
Cellulitis Without Mcc 603 13 $6,816
Hip and Femur Procedures Except Major Joint With Cc 481 12 $15,960
Gastrointestinal Obstruction With Cc 389 12 $5,931
Infectious and Parasitic Diseases With O.r. Procedures With Mcc 853 11 $40,307
Pulmonary Edema and Respiratory Failure 189 11 $9,514

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 kind of practice is Avera St Marys?

Avera St Marys is a critical access hospital in Pierre, SD. That is the designation recorded for this NPI in the federal registry.

NPI registry

What is Avera St Marys's address?

Avera St Marys is listed at 801 E Sioux Ave, Pierre, SD 57501. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Avera St Marys?

The number on file is (605) 224-3100. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Avera St Marys?

Avera St Marys's National Provider Identifier is 1346901071. 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

Is Avera St Marys's profile verified?

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

Guide.md

Is this your practice?

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.

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.