NPIMap

Individual provider Active NPI

Tamera Ostenaa, APRN, CNP

  • Family Nurse Practitioner
  • Mahnomen, MN
National Provider Identifier
1013483692
Registry record updated Mar 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
6248 Issued in MN
Practice address
410 4TH St SW
Mahnomen, MN 56557-4732
Phone
(218) 835-2514
NPI assigned
Oct 22, 2018
Last updated
Mar 18, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 18, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 6248 MN
Family Nurse Practitioner 363LF0000X 6248 MN Primary

Addresses

Primary practice location

410 4TH St SW
Mahnomen, MN 56557-4732

Mailing address

PO Box 5074
Sioux Falls, SD 57117-5074

Other practice location 1

736 Broadway N
Fargo, ND 58122-4732
Phone (701) 234-5840

Other practice location 2

1027 Washington Ave
Detroit Lakes, MN 56501-3409
Phone (218) 844-2347

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address tostenaa3788478@direct.sanfordhealth.org Direct
Direct Messaging Address tostenaa3788478@direct.sanfordhealth.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MN
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20181218003943 MN Practitioner - Nurse Practitioner 3274878319 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
St Marys Regional Health CenterGroup PAC ID 2062326820, 190 clinicians
Sanford Medical Center FargoGroup PAC ID 8426967803, 1,210 clinicians
Sanford Clinic NorthGroup PAC ID 4284546151, 9 clinicians

Practice addresses (Care Compare)

1027 Washington Ave
Detroit Lakes, MN 56501-3409
Phone (218) 847-5611

1412 Main St
Hawley, MN 56549
Phone (218) 483-3564

410 4TH St NW
Mahnomen, MN 56557-4208
Phone (218) 935-2514

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
82.73 of 100Reported as group
Quality
71.75
Promoting interoperability
100
Improvement activities
40
Cost
70.68

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Nurse Practitioner, Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
6248MNMDSpeech-Language Pathologist

Practice roles

OrganizationSpecialtyStatusNew patients
Sanford Medical Center Fargo Family Medicine CurrentSince Jan 18, 2019 Accepting new patients
Stevens Community Medical Center Inc Family Medicine CurrentSince Jan 17, 2026 Accepting new patients
Stevens Community Medical Center Inc. Current Accepting new patients
St Mary's Regional Health Center Family Medicine CurrentSince Apr 16, 2025 Accepting new patients
Stevens Community Medical Center Inc CurrentSince May 1, 2024 Accepting new patients
Sanford Medical Center Fargo CurrentSince Jan 18, 2019 Accepting new patients
Stevens Community Medical Center Inc CurrentSince May 1, 2024 Accepting new patients
St. Marys Regional Health Center Current Accepting new patients
St Mary's Regional Health Center CurrentSince Apr 16, 2025 Accepting new patients

Locations

1027 Washington Ave
Detroit Lakes, MN 56501
Phone (218) 844-2300

400 E 3rd St
Duluth, MN 55805
Phone (218) 722-8364

410 4th St SW
Mahnomen, MN 56557
Phone (218) 835-2514

4000 28th Ave S
Moorhead, MN 56560
Phone (701) 234-3200

400 E 1st St
Morris, MN 56267
Phone (320) 589-1313

736 Broadway N
Fargo, ND 58102
Phone (701) 234-2353

Interoperability endpoints

  • Direct secure messaging: tostenaa3788478@direct.sanfordhealth.org
  • Direct secure messaging: tostenaa803342@direct.centracare.com

Organizations & group practices 10

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.

Hospital & facility affiliations 12

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1540166400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742256000000",
    "number": "1013483692",
    "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"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "410 4TH ST SW",
            "city": "MAHNOMEN",
            "state": "MN",
            "postal_code": "565574732",
            "telephone_number": "218-835-2514"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "736 Broadway N",
            "address_purpose": "LOCATION",
            "city": "Fargo",
            "state": "ND",
            "postal_code": "581224732",
            "country_code": "US",
            "telephone_number": "701-234-5840",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1027 Washington Ave",
            "address_purpose": "LOCATION",
            "city": "Detroit Lakes",
            "state": "MN",
            "postal_code": "565013409",
            "country_code": "US",
            "telephone_number": "218-844-2347",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OSTENAA",
        "first_name": "TAMERA",
        "name_prefix": "Mrs.",
        "credential": "APRN, CNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-10-22",
        "last_updated": "2025-03-18",
        "certification_date": "2025-03-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "MN",
            "license": "6248",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MN",
            "license": "6248",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "tostenaa3788478@direct.sanfordhealth.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "736 Broadway N",
            "city": "Fargo",
            "state": "ND",
            "country_code": "US",
            "postal_code": "581224732",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "tostenaa3788478@direct.sanfordhealth.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "410 4th St SW",
            "city": "Mahnomen",
            "state": "MN",
            "country_code": "US",
            "postal_code": "565574732",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Mahnomen, MN

Sources for this page

Verify at the official NPI Registry.