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MERCY MEDICAL CENTER
NPI 1760549000
Clinic/Center in Williston, ND

Active since January 03, 2007
1213 15TH AVE W, WILLISTON, ND 58801(701) 774-7470 Get Directions Write a Review

NPPES record last updated: April 29, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 20, 2018, Dec 30, 2016 (2 updates tracked since 2016).

About Mercy Medical Center NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MERCY MEDICAL CENTER (NPI 1760549000), doing business as Chi St Alexius Health Williston, is a healthcare organization registered as a clinic/center in Williston, North Dakota and active in the NPI registry since January 2007. The organization maintains a secondary practice location in Williston and lists Joseph Ruark, Vp-operational Finance, as its authorized official.

NPPES Registry Identity

NPI1760549000
Entity TypeOrganization
Primary Taxonomy261Q00000X
Legal Business NameMERCY MEDICAL CENTER
Location Address1213 15TH AVE WWilliston, ND 58801
Mailing Address1213 15th Ave WWilliston, ND 58801-3800 · (701) 774-7470
Phone(701) 774-7470
Organization SubpartNo
Authorized OfficialJoseph RuarkVp-operational Finance · (701) 774-7400
Enumeration DateJanuary 3, 2007
Last NPPES UpdateApril 29, 20252 updates tracked since enumeration
NPPES CertifiedApril 29, 2025
✔ NPI 1760549000 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyClinic/CenterAmbulatory Health Care Facilities
Taxonomy Code261Q00000X
License✔ Licensed in ND · 5052
Definition
A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).
Also ListedFamily MedicineTaxonomy 207Q00000X
Also ListedInternal MedicineTaxonomy 207R00000X
Also ListedClinic/Center · Critical Access HospitalTaxonomy 261QC0050X
1213 15TH AVE W, Williston, ND 58801
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Other Names 1

Doing Business AsChi St Alexius Health Williston

Secondary Practice Location 1

Location 11500 14th St W Ste 300Williston, ND 58801-4079 · Phone (701) 774-7500

Other Identifiers 2

Medicaid10178ND
Medicaid3500742MT

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of North Dakota, Medica, Sanford Health Plan.Insurance ›

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

VICKI HAUGE
Technician/Technologist (Optician)
1213 15TH AVE W
WILLISTON, ND 58801
Williams County (701) 572-7641
MRS. CATHIE SUE HENNEBERRY F.N.P., APRN-BC, MSN
Nurse Practitioner (Family)
1213 15TH AVE W
WILLISTON, ND 58801
Williams County (701) 572-7651
MR. WAYNE L ANDERSON MD
Surgery
1213 15TH AVE W, SUITE 200
WILLISTON, ND 58801
Williams County (701) 572-4003
JOSEPH E ADDUCCI, PC
Obstetrics & Gynecology
1213 15TH AVE W
WILLISTON, ND 58801
Williams County (701) 572-0316
DR. ROBERT G. KEMP M.D.
Family Medicine
1213 15TH AVE W
WILLISTON, ND 58801
Williams County (701) 572-7651
GINA K WESTERSO
Technician/Technologist (Optician)
1213 15TH AVE W
WILLISTON, ND 58801
Williams County (701) 572-7641
INES A TEUMA NGUIMFACK MD
Family Medicine
1213 15TH AVE W
WILLISTON, ND 58801
Williams County (701) 572-7651
DR. CHRISTINE J HOGLUND DO
Pain Medicine (Pain Medicine)
1213 15TH AVE W
WILLISTON, ND 58801
Williams County (701) 572-7651

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mercy Medical Center's NPI number?

The NPI number for Mercy Medical Center is 1760549000. It was assigned to this organization in the NPPES registry on January 3, 2007. The provider is doing business as Chi St Alexius Health Williston.

Where is Mercy Medical Center located?

Mercy Medical Center is located at 1213 15th Ave W, Williston, ND 58801. The listed phone number is (701) 774-7470.

What is Mercy Medical Center's specialty?

The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.

What insurance does Mercy Medical Center accept?

Health plans from Blue Cross Blue Shield of North Dakota, Medica and Sanford Health Plan list Mercy Medical Center as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mercy Medical Center was last updated on April 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.