NPIMap

Individual provider Active NPI

David Miles O'Briant, M.D.

  • Internal Medicine Physician
  • Missoula, MT
National Provider Identifier
1124292214
Registry record updated Oct 4, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
MED-PHYS-LIC-88249 Issued in MT
Practice address
500 W Broadway St
Missoula, MT 59802-4008
Phone
(406) 543-7271
Fax
(406) 327-1834
NPI assigned
Apr 18, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 4, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X 2012-00766 NC
Internal Medicine Physician 207R00000X MED-PHYS-LIC-88249 MT Primary
Internal Medicine Physician 207R00000X 2012-00766 NC

Addresses

Primary practice location

500 W Broadway St
Missoula, MT 59802-4008

Mailing address

PO Box 12
Liberty Lake, WA 99019-0012
Phone (406) 543-7271

Other practice location 1

200 Hawthorne Ln
Charlotte, NC 28204-2515
Phone (704) 384-5416

Other identifiers 1

IdentifierTypeStateIssuer
1124292214MedicaidNC

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address dobriant83760@direct.novanthealth.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NC, MT2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20140115000588 NC Practitioner - HospitalistPractitioner - Internal Medicine 2264682269 Reassigns benefits to 2 organizations
I20201006003044 MT Practitioner - Internal Medicine 2264682269 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Eastern Virginia Medical School, 2008
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Novant Health Medical Group, LLCGroup PAC ID 1153234893, 2,413 clinicians
Caromont Medical Group IncGroup PAC ID 3577476258, 425 clinicians

Practice addresses (Care Compare)

200 Hawthorne LN
Charlotte, NC 28204-2515
Phone (704) 384-8200

2525 Court Dr
Gastonia, NC 28054-2140
Phone (704) 834-2450

660 Summit Crossing PL
Suite 301
Gastonia, NC 28054-2181
Phone (704) 854-8799

Hospital & facility affiliations

  • Novant Health Matthews Medical Center Hospital, Matthews, NC, CCN 340171
  • Caromont Regional Medical Center Hospital, Gastonia, NC, CCN 340032

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Caromont Medical Group Inc Internal Medicine Current Accepting new patients
Cogent Healthcare of Montana P C Internal Medicine CurrentSince Nov 4, 2022 Accepting new patients
Novant Health Medical Group, LLC Current Accepting new patients
Novant Health Medical Group, LLC Hospitalist CurrentSince Sep 1, 2025 Accepting new patients
Caromont Medical Group, Inc. CurrentSince Jun 6, 2023 Accepting new patients
Caromont Medical Group Inc CurrentSince Jun 6, 2023 Accepting new patients
Piedmont Pulmonology, LLC Internal Medicine Past Accepting new patients

Locations

1101 26th St S
Great Falls, MT 59405
Phone (406) 455-4690

200 Hawthorne Ln
Charlotte, NC 28204
Phone (704) 377-2424

660 Summit Crossing Pl
Ste 301
Gastonia, NC 28054
Phone (704) 854-8799

10030 Gilead Rd
Huntersville, NC 28078
Phone (704) 316-4000

Organizations & group practices 21

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.

View all 21

Hospital & facility affiliations 2

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": "1208476800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759536000000",
    "number": "1124292214",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 12",
            "city": "LIBERTY LAKE",
            "state": "WA",
            "postal_code": "990190012",
            "telephone_number": "406-543-7271"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "500 W BROADWAY ST",
            "city": "MISSOULA",
            "state": "MT",
            "postal_code": "598024008",
            "telephone_number": "406-543-7271",
            "fax_number": "406-327-1834"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 Hawthorne Ln",
            "address_purpose": "LOCATION",
            "city": "Charlotte",
            "state": "NC",
            "postal_code": "282042515",
            "country_code": "US",
            "telephone_number": "704-384-5416",
            "fax_number": "704-384-5992",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "O'BRIANT",
        "first_name": "DAVID",
        "middle_name": "MILES",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-04-18",
        "last_updated": "2025-10-04",
        "certification_date": "2025-10-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "NC",
            "license": "2012-00766",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MT",
            "license": "MED-PHYS-LIC-88249",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NC",
            "license": "2012-00766",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1124292214",
            "state": "NC"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "dobriant83760@direct.novanthealth.org",
            "affiliation": "N",
            "address_1": "200 Hawthorne Ln",
            "city": "Charlotte",
            "state": "NC",
            "country_code": "US",
            "postal_code": "282042515",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Missoula, MT

Sources for this page

Verify at the official NPI Registry.