Brennan Dale Atherton, PHD

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

License

585 Issued in ND

Practice address

1309 11TH St W Apt 208
Williston, ND 58801-4654

Phone

(801) 717-0405

NPI assigned

Jun 25, 2015

Last updated

May 5, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in ND

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Clinical Psychologist

Education

Other, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Philosophy

State licenses

Practice roles

Locations

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.

• Prairie River Therapy and Assessments

  • Clinical Psychologist
  • Williston, ND
  • NPI 1912788357
  Medicare reassignment NPD Authorized official
• Center for Self-Growth & Renewal, PC

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Grand Forks, ND
  • NPI 1265658967
  Medicare reassignment NPD
• Northwest Behavioral Health Clinic

  • Adult Mental Health Clinic/Center
  • Williston, ND
  • NPI 1770524613
  Medicare reassignment NPD
• Volk Human Services

  • Clinical Psychologist
  • Devils Lake, ND
  • NPI 1902902356
  NPD (past)

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

{
    "created_epoch": "1435190400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777939200000",
    "number": "1215319330",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1309 11TH ST W APT 208",
            "city": "WILLISTON",
            "state": "ND",
            "postal_code": "588014654",
            "telephone_number": "801-717-0405"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1309 11TH ST W APT 208",
            "city": "WILLISTON",
            "state": "ND",
            "postal_code": "588014654",
            "telephone_number": "801-717-0405"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ATHERTON",
        "first_name": "BRENNAN",
        "middle_name": "DALE",
        "name_prefix": "Dr.",
        "credential": "PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-06-25",
        "last_updated": "2026-05-05",
        "certification_date": "2026-05-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "ND",
            "license": "585",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Crystal Lynn Arnson, DNP, APRN, WHNP-BC
• Loye A Ashton, DDS MS
• Aspire Clinical Services
• Cassandra Dee Astvatsaturova, RPH, PHARMD
• At Home Healers LLC
• Rachel Ann Atkins, LBSW
• Brita Audette, LPCC
• Cristina Babic, FNP-C
• Hannah Elizabeth Bailey, M.S.
• Melissa Kay Bair, M.ED.

• Clinical Psychologist in Williston, ND
• Providers in Williston, ND by specialty
• Clinical Psychologist in North Dakota

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 5, 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.

Verify at the official NPI Registry.