Ann Marie Collier, MD

Primary specialty

Neurology PhysicianTaxonomy code 2084N0400X

License

33458 Issued in MT

Practice address

801 N 29TH St
Billings, MT 59101-0905

Phone

(406) 238-2500

NPI assigned

Apr 21, 2009

Sex

Female

Sole proprietor

No

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

Specialties & licenses 9

Addresses

Other names 1

• Ann Marie Potter Former name

Medicare fee-for-service enrollment

Enrolled in CO, LA, MS, GA, IL, NC, CA, MO, TN, VA, IN, FL, NY13 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 13

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations (25 of 43)

Interoperability endpoints

• Direct secure messaging: acollier431609@balladhealth.medalliesdirect.net
• FHIR API: https://sehproxy.stelizabeth.com/arr-fhir/api/FHIR/R4
• Direct secure messaging: acollier5261591@direct.casso.us.com

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Freeman-Oak Hill Health System

  • Multi-Specialty Clinic/Center
  • Joplin, MO
  • NPI 1679517023

  MO, Neurology

  Medicare reassignment Care Compare group NPD
• Freeman-Oak Hill Health System

  • General Acute Care Hospital
  • Joplin, MO
  • NPI 1891809679

  MO

  Medicare reassignment Care Compare group NPD
• North Oaks Medical Center, LLC

  • Diagnostic Radiology Physician
  • Hammond, LA
  • NPI 1164785648

  CO

  Medicare reassignment Care Compare group NPD
• North Oaks Medical Center, LLC

  • General Acute Care Hospital
  • Hammond, LA
  • NPI 1972630705

  CO, LA

  Medicare reassignment Care Compare group NPD
• Northern Inyo Healthcare District

  • Critical Access Hospital
  • Bishop, CA
  • NPI 1922198712

  CA

  Medicare reassignment Care Compare group NPD
• Novant Health Medical Group, LLC

  • Neurology with Special Qualifications in Child Neurology Physician
  • Charlotte, NC
  • NPI 1366409492

  NC

  Medicare reassignment Care Compare group NPD
• Riverside Health System

  • General Practice Physician
  • Kankakee, IL
  • NPI 1417061193

  IL

  Medicare reassignment Care Compare group NPD
• Vidant Medical Group LLC

  • Multi-Specialty Clinic/Center
  • Greenville, NC
  • NPI 1477648731

  CO, NC

  Medicare reassignment Care Compare group NPD
• Wellmont Medical Associates Inc

  • Family Medicine Physician
  • Big Stone Gap, VA
  • NPI 1174808216

  VA

  Medicare reassignment Care Compare group NPD
• Wellmont Medical Associates Inc

  • Pulmonary Disease Physician
  • Kingsport, TN
  • NPI 1780986257

  TN

  Medicare reassignment Care Compare group NPD
• Wyoming County

  • Emergency Medicine Physician
  • Warsaw, NY
  • NPI 1407060759

  NY

  Medicare reassignment Care Compare group NPD
• Adventist Health System Georgia Inc

  • Multi-Specialty Clinic/Center
  • Calhoun, GA
  • NPI 1699791343

  GA

  Medicare reassignment Care Compare group

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

• Adventist Health System Georgia, Inc.

  • General Acute Care Hospital
  • Chatsworth, GA
  • NPI 1750776571

  Hospital

  Care Compare affiliation
• Freeman-Oak Hill Health System

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Webb City, MO
  • NPI 1114394228

  Hospital

  Care Compare affiliation
• Freeman-Oak Hill Health System

  • General Acute Care Hospital
  • Joplin, MO
  • NPI 1265546048

  Hospital

  Care Compare affiliation
• Northern Inyo Healthcare District

  • Critical Access Hospital
  • Bishop, CA
  • NPI 1922198712

  Hospital

  Care Compare affiliation
• Riverside Medical Center

  • General Acute Care Hospital
  • Kankakee, IL
  • NPI 1538208210

  Hospital

  Care Compare affiliation

Specialty

Neurology

Education

Other, 2009

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Vidant Medical Group LLC 986 clinicians

Hendricks County Hospital 341 clinicians

Adventist Health System Georgia Inc 247 clinicians

Riverside Health System 202 clinicians

Freeman-Oak Hill Health System 385 clinicians

Wellmont Medical Associates Inc 432 clinicians

Northern Inyo Healthcare District 104 clinicians

North Oaks Medical Center LLC 317 clinicians

Novant Health Medical Group, LLC 2,413 clinicians

Wyoming County 40 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Northern Inyo Hospital Hospital, Bishop, CA, CCN 051324
• Riverside Medical Center Hospital, Kankakee, IL, CCN 140186
• Freeman Health System - Freeman West Hospital, Joplin, MO, CCN 260137
• Adventhealth Murray Hospital, Chatsworth, GA, CCN 110050

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

{
    "created_epoch": "1240272000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781481600000",
    "number": "1487898458",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1021 W OAKLAND AVE STE 310",
            "city": "JOHNSON CITY",
            "state": "TN",
            "postal_code": "376042192",
            "telephone_number": "423-302-6565"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "801 N 29TH ST",
            "city": "BILLINGS",
            "state": "MT",
            "postal_code": "591010905",
            "telephone_number": "406-238-2500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "100 15th St NW",
            "address_purpose": "LOCATION",
            "city": "Norton",
            "state": "VA",
            "postal_code": "242731616",
            "country_code": "US",
            "telephone_number": "423-630-7001",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "15790 Paul Vega Dr",
            "address_purpose": "LOCATION",
            "city": "Hammond",
            "state": "LA",
            "postal_code": "704031436",
            "country_code": "US",
            "telephone_number": "985-230-1683",
            "fax_number": "985-230-6652",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1102 W 32nd St",
            "address_purpose": "LOCATION",
            "city": "Joplin",
            "state": "MO",
            "postal_code": "648043503",
            "country_code": "US",
            "telephone_number": "417-347-4570",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "971 Lakeland Dr Ste 557",
            "address_purpose": "LOCATION",
            "city": "Jackson",
            "state": "MS",
            "postal_code": "392164661",
            "country_code": "US",
            "telephone_number": "601-200-4560",
            "fax_number": "601-200-4580",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "200 Hawthorne Ln",
            "address_purpose": "LOCATION",
            "city": "Charlotte",
            "state": "NC",
            "postal_code": "282042515",
            "country_code": "US",
            "telephone_number": "704-384-9437",
            "fax_number": "704-384-9440",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "130 W Ravine Rd",
            "address_purpose": "LOCATION",
            "city": "Kingsport",
            "state": "TN",
            "postal_code": "376603837",
            "country_code": "US",
            "telephone_number": "423-224-4000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "851 Locust St",
            "address_purpose": "LOCATION",
            "city": "Rogersville",
            "state": "TN",
            "postal_code": "378572407",
            "country_code": "US",
            "telephone_number": "423-921-7000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2000 Brookside Dr",
            "address_purpose": "LOCATION",
            "city": "Kingsport",
            "state": "TN",
            "postal_code": "376604627",
            "country_code": "US",
            "telephone_number": "423-857-7000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1501 W Elk Ave",
            "address_purpose": "LOCATION",
            "city": "Elizabethton",
            "state": "TN",
            "postal_code": "376432874",
            "country_code": "US",
            "telephone_number": "423-542-1300",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2030 Temple Hill Rd",
            "address_purpose": "LOCATION",
            "city": "Erwin",
            "state": "TN",
            "postal_code": "376508721",
            "country_code": "US",
            "telephone_number": "423-743-3141",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1901 S Shady St",
            "address_purpose": "LOCATION",
            "city": "Mountain City",
            "state": "TN",
            "postal_code": "376832021",
            "country_code": "US",
            "telephone_number": "423-727-1100",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1 Medical Park Blvd",
            "address_purpose": "LOCATION",
            "city": "Bristol",
            "state": "TN",
            "postal_code": "376207430",
            "country_code": "US",
            "telephone_number": "423-844-1121",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "400 N State Of Franklin Rd",
            "address_purpose": "LOCATION",
            "city": "Johnson City",
            "state": "TN",
            "postal_code": "376046035",
            "country_code": "US",
            "telephone_number": "423-323-6900",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1420 Tusculum Blvd",
            "address_purpose": "LOCATION",
            "city": "Greeneville",
            "state": "TN",
            "postal_code": "377454279",
            "country_code": "US",
            "telephone_number": "423-787-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "16000 Johnston Memorial Dr",
            "address_purpose": "LOCATION",
            "city": "Abingdon",
            "state": "VA",
            "postal_code": "242117664",
            "country_code": "US",
            "telephone_number": "276-258-1000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1519 Main St",
            "address_purpose": "LOCATION",
            "city": "Sneedville",
            "state": "TN",
            "postal_code": "378693657",
            "country_code": "US",
            "telephone_number": "423-733-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "245 Medical Park Dr",
            "address_purpose": "LOCATION",
            "city": "Marion",
            "state": "VA",
            "postal_code": "243541100",
            "country_code": "US",
            "telephone_number": "276-378-1000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1000 Medical Center Blvd",
            "address_purpose": "LOCATION",
            "city": "Lawrenceville",
            "state": "GA",
            "postal_code": "300467694",
            "country_code": "US",
            "telephone_number": "678-312-1000",
            "fax_number": "678-312-3282",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "58 Carroll Street",
            "address_purpose": "LOCATION",
            "city": "Lebanon",
            "state": "VA",
            "postal_code": "242664510",
            "country_code": "US",
            "telephone_number": "276-883-8000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "312 Hospital Dr",
            "address_purpose": "LOCATION",
            "city": "Clintwood",
            "state": "VA",
            "postal_code": "242286786",
            "country_code": "US",
            "telephone_number": "276-926-0300",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1701 S Creasy Ln",
            "address_purpose": "LOCATION",
            "city": "Lafayette",
            "state": "IN",
            "postal_code": "479054972",
            "country_code": "US",
            "telephone_number": "765-502-4400",
            "fax_number": "765-502-4401",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1990 Holton Ave E",
            "address_purpose": "LOCATION",
            "city": "Big Stone Gap",
            "state": "VA",
            "postal_code": "242193350",
            "country_code": "US",
            "telephone_number": "423-230-8200",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "300 Med Tech Pkwy",
            "address_purpose": "LOCATION",
            "city": "Johnson City",
            "state": "TN",
            "postal_code": "376042277",
            "country_code": "US",
            "telephone_number": "423-302-1000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "127 Health Care Dr Ste 3",
            "address_purpose": "LOCATION",
            "city": "Pennington Gap",
            "state": "VA",
            "postal_code": "242772853",
            "country_code": "US",
            "telephone_number": "423-230-5000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "COLLIER",
        "first_name": "ANN",
        "middle_name": "MARIE",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-04-21",
        "last_updated": "2026-06-15",
        "certification_date": "2026-06-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "IN",
            "license": "01091446AA",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "MT",
            "license": "33458",
            "primary": true
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "TN",
            "license": "69467",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "VA",
            "license": "0101279598",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "NC",
            "license": "2023-02929",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "MS",
            "license": "32262",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "MO",
            "license": "2023048947",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "GA",
            "license": "97144",
            "primary": false
        },
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "FL",
            "license": "ME165841",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ANN",
            "last_name": "POTTER",
            "middle_name": "MARIE",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Matthew Donald Duane Colby, PHARMD
• James Cole, MD
• Shawn Daniel Coleman, PA-C
• Gordon Calvin Collett, MD
• Kjetil Daniel Collett, DO
• Victoria Marie Collier, NP
• Mary Michelle Collins, M.S. CCC-SLP
• Kristin Colloton, LCSW
• Emily J Colson, MD
• Colton Companioning, LLC

• All providers in Billings, MT
• Neurology Physician in Montana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 15, 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.