NPIMap

Organization Active NPI

Mercy Medical Center

Doing business as Chi St Alexius Health Williston

  • Critical Access Hospital
  • Williston, ND
National Provider Identifier
1902824576
Registry record updated Oct 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Access HospitalTaxonomy code 282NC0060X
License
5052A Issued in ND
Legal business name
MERCY MEDICAL CENTER
Doing business as
Chi St Alexius Health Williston
Practice address
1301 15TH Ave W
Williston, ND 58801-3821
Phone
(701) 774-7401
Fax
(701) 774-7479
NPI assigned
Jul 18, 2006
Last updated
Oct 21, 2026By the provider in NPPES
Organization subpart
Yes
Parent organization
CATHOLIC HEALTH INITIATIVESAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Oct 21, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Amber Gail Stowman
Title
VP Operational Finance
Phone
(701) 237-8022

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Critical Access Hospital Clinic/Center 261QC0050X 5052 ND
Critical Access Hospital 282NC0060X
Critical Access Hospital 282NC0060X 5052A ND Primary

Addresses

Primary practice location

1301 15TH Ave W
Williston, ND 58801-3821

Mailing address

1301 15TH Ave W
Williston, ND 58801-3821
Phone (701) 774-7401

Other identifiers 4

IdentifierTypeStateIssuer
01059MedicaidND
000224OtherNDBLUE CROSS OF ND
417924MedicaidMT
00659001OtherNDBLUE CROSS OF ND

Other names 1

  • Chi St Alexius Health Williston Doing business as

Electronic endpoints 1

TypeEndpointUseAffiliation
CONNECT URL https://cobiusconnect.cobius.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service Other Cobius Healthcare Solutions

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in ND2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
O20031230000336 ND Part B Supplier - Clinic/Group Practice 7416851381 Receives reassigned benefits from 288 practitioners
8 other NPIs on this enrollment
This NPI is an additional NPI on the enrollment
Practice locations: Williston, ND; Tioga, ND
O20080307000316 ND Part A Provider - Critical Access Hospital 7416851381 Receives reassigned benefits from 207 practitioners
Practice locations: Williston, ND

NPI to CCN mapping 1

The Medicare certification numbers (CCNs) connected to NPI 1902824576. Details of each certification follow.

Hospital certification: CCN 351334

Legal name
MERCY MEDICAL CENTER
Doing business as
CHI ST ALEXIUS HEALTH WILLISTON
Certification status
Active
Provider type (POS)
Hospital – Critical access hospital
Participating since
Sep 20, 2008
Last certification
Oct 24, 2013
Beds
25
Ownership / control type
Church
Organization structure
CorporationNon-profit
Incorporated
Sep 27, 1920 in ND
Enrollment address
1301 15TH Ave W
Williston, ND 58801-3821
Other Hospital Practice Location

Other NPIs with the same Medicare PAC ID 1

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Other NPIs on the same Medicare enrollment 8

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

Care Compare: Hospital

Medicare Care Compare
Listed as
CHI St Alexius Health WillistonCCN 351334 · All quality measures
Overall star rating
3 of 5
Type
Critical Access Hospitals
Ownership
Voluntary non-profit - Church
Medicare certification status
ActiveFrom the Provider of Services file
Emergency services
Yes

National Provider Directory

National Provider Directory

Locations

1305 15TH Ave W
Williston, ND 58801

1500 14th St W
Ste 300
Williston, ND 58801
Phone (701) 774-7082

Ownership & related parties

All disclosed owners & managing parties 17

As disclosed on the Medicare enrollment (CMS All Owners files). Individuals include officers, directors and managing employees, who may not hold ownership.

NameRoleSinceShare
Patrick Sogard Individual Corporate Director May 1, 2016
Todd Michael Preszler Individual Corporate Officer Oct 26, 2016
Nancy Miller Individual Corporate Director May 1, 2016
Timothy J Bopp Individual Corporate Director May 1, 2016
Kurt Schley Individual Corporate Director May 1, 2016
Commonspirit Health Organization, Englewood, CO Non-profit 5% Or Greater Direct Ownership Interest Feb 4, 2008
John Giese Individual Corporate Director May 1, 2016
Leslie Oliver Individual Corporate Director May 1, 2016
Michael D Lefor Individual Corporate Director May 1, 2016
Joseph Ruark Individual Corporate Officer Jun 1, 2014
W-2 Managing Employee Jun 1, 2014
Tessa Marburger Individual Corporate Officer Oct 26, 2016
Brandon J Price Individual Corporate Officer Oct 26, 2016
Daniel Bjerknes Individual Corporate Director Sep 1, 2017
W-2 Managing Employee Sep 1, 2017
Vernon Dosch Individual Corporate Director May 1, 2016
Kevin R Dahmen Individual Corporate Officer Jan 25, 2017
Michael L Cassidy Individual Corporate Officer Oct 26, 2016
Jeffrey Drop Individual Corporate Director Jan 1, 2012

Owners & managing parties with NPI records 6

Owners and managing parties disclosed on this facility’s Medicare enrollment that are themselves Medicare-enrolled.

Practitioners & affiliated clinicians

Practitioners 225

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 225

Affiliated clinicians 129

Clinicians who list this facility as an affiliation in Medicare Care Compare.

View all 129

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1153180800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1792540800000",
    "number": "1902824576",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1301 15TH AVE W",
            "city": "WILLISTON",
            "state": "ND",
            "postal_code": "588013821",
            "telephone_number": "701-774-7401",
            "fax_number": "701-774-7479"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1301 15TH AVE W",
            "city": "WILLISTON",
            "state": "ND",
            "postal_code": "588013821",
            "telephone_number": "701-774-7401",
            "fax_number": "701-774-7479"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MERCY MEDICAL CENTER",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "CATHOLIC HEALTH INITIATIVES",
        "enumeration_date": "2006-07-18",
        "last_updated": "2026-10-21",
        "certification_date": "2026-10-21",
        "status": "A",
        "authorized_official_last_name": "STOWMAN",
        "authorized_official_first_name": "AMBER",
        "authorized_official_middle_name": "GAIL",
        "authorized_official_title_or_position": "VP OPERATIONAL FINANCE",
        "authorized_official_telephone_number": "701-237-8022"
    },
    "taxonomies": [
        {
            "code": "261QC0050X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Critical Access Hospital",
            "state": "ND",
            "license": "5052",
            "primary": false
        },
        {
            "code": "282NC0060X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital, Critical Access",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "282NC0060X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital, Critical Access",
            "state": "ND",
            "license": "5052A",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "01059",
            "state": "ND"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS OF ND",
            "identifier": "000224",
            "state": "ND"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "417924",
            "state": "MT"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS OF ND",
            "identifier": "00659001",
            "state": "ND"
        }
    ],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://cobiusconnect.cobius.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.1068.1",
            "affiliationName": "Cobius Healthcare Solutions",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "address_1": "2720 Dundee Rd # 302",
            "city": "Northbrook",
            "state": "IL",
            "country_code": "US",
            "postal_code": "600622609",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "organization_name": "Chi St Alexius Health Williston",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Williston, ND

Sources for this page

Verify at the official NPI Registry.