Individual provider Active NPI

Irene Reich Martin, M.D.

  • Hospitalist Physician
  • Plains, MT
National Provider Identifier
1851409379
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
5258 Issued in MT
Practice address
10 Kruger Rd
Plains, MT 59859-9506
Phone
(406) 826-4816
Fax
(406) 826-4898
NPI assigned
Aug 25, 2006
Last updated
Sep 11, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 5258 MT
Family Medicine Physician 207Q00000X 5258 MT
Obstetrics & Gynecology Physician 207V00000X 5258 MT
Hospitalist Physician 208M00000X 5258 MT Primary

Addresses

Primary practice location

10 Kruger Rd
Plains, MT 59859-9506

Mailing address

10 Kruger Rd
Plains, MT 59859-9506
Phone (406) 826-4816

Other identifiers 1

IdentifierTypeStateIssuer
PENDINGMedicaidMT

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
5258MTMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Kalispell Regional Medical Center, Inc Past Accepting new patients
Applied Health Services Incorporated Past Accepting new patients

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1156464000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1851409379",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10 KRUGER RD",
            "city": "PLAINS",
            "state": "MT",
            "postal_code": "598599506",
            "telephone_number": "406-826-4816",
            "fax_number": "406-826-4898"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10 KRUGER RD",
            "city": "PLAINS",
            "state": "MT",
            "postal_code": "598599506",
            "telephone_number": "406-826-4816",
            "fax_number": "406-826-4898"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARTIN",
        "first_name": "IRENE",
        "middle_name": "REICH",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-08-25",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MT",
            "license": "5258",
            "primary": false
        },
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "MT",
            "license": "5258",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "MT",
            "license": "5258",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "MT",
            "license": "5258",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "PENDING",
            "state": "MT"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Plains, MT

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.