Active NPI
Tanya L Giese, FNP-C
- Nurse Practitioner
- Williston, ND
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- R27868
- Practice address
- 1700 11TH St W
Williston, ND 58801-4500 - Phone
- (701) 774-7687
- Fax
- (701) 572-1695
- NPI assigned
- Aug 2, 2022
- Last updated
- Aug 7, 2026
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | R27868 | ND | Primary |
| Family Nurse Practitioner | 363LF0000X | R27868 | ND | |
| Primary Care Nurse Practitioner | 363LP2300X | R27868 | ND |
Addresses
Primary practice location
1700 11TH St W
Williston, ND 58801-4500
Mailing address
PO Box 5074
Sioux Falls, SD 57117-5074
Phone (605) 328-6585
Other practice location 1
300 N 7th St
Bismarck, ND 58501-4439
Phone (701) 323-6000
Other practice location 2
2305 37th Ave SW
Minot, ND 58701-7669
Phone (701) 418-8000
Other practice location 3
1321 W Dakota Pkwy
Williston, ND 58801-3807
Phone (701) 572-7711
Other practice location 4
222 N 7th St
Bismarck, ND 58501-4436
Phone (701) 323-6000
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| 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 ND
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- University of North Dakota School of Medicine, 2022
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1321 W Dakota Pkwy
Williston, ND 58801-3807
Phone (701) 572-7711
Hospital & facility affiliations
- CHI Health at Home - HHA
- Trinity Hospitals
- CHI St Alexius Health Williston
- McKenzie County Healthcare Systems Inc
- Sidney Health Center
Merit-based Incentive Payment System (MIPS)
- Final score
- 93.78 of 100
- Quality
- 80.38
- Promoting interoperability
- 100
- Improvement activities
- 40
Merit-based Incentive Payment System (MIPS)
- Final score
- 81.05 of 100
- Quality
- 60.57
- Promoting interoperability
- 98
- Improvement activities
- 40
- Cost
- 77.93
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| R27868 | ND | MD | Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Trinity Health | Current | Accepting new patients | |
| Trinity Health | Current | Accepting new patients | |
| Trinity Health | Current | Accepting new patients |
Locations
2720 Dundee Rd
Northbrook, IL 60062
Phone (224) 226-5222
101 3rd Ave SW
Minot, ND 58701
Phone (701) 857-5286
2305 37th Ave SW
Minot, ND 58701
Phone (701) 418-8550
1321 W Dakota Pkwy
Williston, ND 58801
Phone (701) 572-7641
Organizations & group practices 3
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba Trinity Portable X-Ray
- Portable X-ray and/or Other Portable Diagnostic Imaging Supplier
- Minot, ND
- NPI 1629636204
Hospital & facility affiliations 10
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba CHI Health at Home
- Home Health Agency
- Williston, ND
- NPI 1083928048
-
- Critical Access Hospital
- Watford City, ND
- NPI 1518988948
-
dba Chi St Alexius Health Williston
- Critical Access Hospital
- Williston, ND
- NPI 1902824576
-
dba Trinity Health First Response Air Ambulance
- Air Ambulance
- Minot, ND
- NPI 1053502773
Hospital
-
dba Community Ambulance Service, Inc.
- Land Ambulance
- Minot, ND
- NPI 1134310857
Hospital
-
- General Acute Care Hospital
- Minot, ND
- NPI 1427103910
-
dba Trinity Hospitals Residential Treatment Center
- Substance Abuse Rehabilitation Facility
- Minot, ND
- NPI 1457539660
Hospital
-
dba Trinity St Joseph's CDU
- Substance Use Disorder Rehabilitation Hospital Unit
- Minot, ND
- NPI 1487804092
-
- General Acute Care Hospital
- Minot, ND
- NPI 1932359544
-
- Critical Access Hospital
- Sidney, MT
- NPI 1285719161
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1659398400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786060800000",
"number": "1548997240",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 5074",
"city": "SIOUX FALLS",
"state": "SD",
"postal_code": "571175074",
"telephone_number": "605-328-6585",
"fax_number": "605-328-6512"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1700 11TH ST W",
"city": "WILLISTON",
"state": "ND",
"postal_code": "588014500",
"telephone_number": "701-774-7687",
"fax_number": "701-572-1695"
}
],
"practiceLocations": [
{
"address_1": "300 N 7th St",
"address_purpose": "LOCATION",
"city": "Bismarck",
"state": "ND",
"postal_code": "585014439",
"country_code": "US",
"telephone_number": "701-323-6000",
"fax_number": "701-323-5918",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "2305 37th Ave SW",
"address_purpose": "LOCATION",
"city": "Minot",
"state": "ND",
"postal_code": "587017669",
"country_code": "US",
"telephone_number": "701-418-8000",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1321 W Dakota Pkwy",
"address_purpose": "LOCATION",
"city": "Williston",
"state": "ND",
"postal_code": "588013807",
"country_code": "US",
"telephone_number": "701-572-7711",
"fax_number": "701-857-2283",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "222 N 7th St",
"address_purpose": "LOCATION",
"city": "Bismarck",
"state": "ND",
"postal_code": "585014436",
"country_code": "US",
"telephone_number": "701-323-6000",
"fax_number": "701-323-6249",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GIESE",
"first_name": "TANYA",
"middle_name": "L",
"credential": "FNP-C",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2022-08-02",
"last_updated": "2026-08-07",
"certification_date": "2026-08-07",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "ND",
"license": "R27868",
"primary": true
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "ND",
"license": "R27868",
"primary": false
},
{
"code": "363LP2300X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Primary Care",
"state": "ND",
"license": "R27868",
"primary": false
}
],
"identifiers": [],
"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": []
}
Other providers in Williston, ND
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 7, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.