Individual provider Active NPI

Robert Layne Janicek, RN

  • Family Nurse Practitioner
  • Billings, MT
National Provider Identifier
1104634542
Registry record updated Jun 26, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
264408 Issued in MT
Practice address
2800 10TH Ave N
Billings, MT 59101-0703
Phone
(406) 238-2500
NPI assigned
Dec 18, 2024
Last updated
Jun 26, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 26, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Nurse Practitioner 363L00000X 264408 MT
Family Nurse Practitioner 363LF0000X 264408 MT Primary
Student in an Organized Health Care Education/Training Program 390200000X NU

Addresses

Primary practice location

2800 10TH Ave N
Billings, MT 59101-0703

Mailing address

2800 10TH Ave N
Billings, MT 59101-0703
Phone (406) 465-5857

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MT
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250707000971 MT Practitioner - Nurse Practitioner 9830603554 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2025
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Billings ClinicGroup PAC ID 6002993516, 814 clinicians

Practice addresses (Care Compare)

801 N 29TH St
Billings, MT 59101-0905
Phone (406) 238-2500

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
264408MTMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Billings Clinic CurrentSince Jun 23, 2025 Accepting new patients
Billings Clinic Current Accepting new patients
Billings Clinic CurrentSince Jun 23, 2025 Accepting new patients

Locations

2800 10th Ave N
Billings, MT 59101
Phone (406) 248-3290

801 N 29th St
Billings, MT 59101
Phone (406) 238-2210

Organizations & group practices 3

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 8

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": "1734480000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750896000000",
    "number": "1104634542",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2800 10TH AVE N",
            "city": "BILLINGS",
            "state": "MT",
            "postal_code": "591010703",
            "telephone_number": "406-465-5857"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2800 10TH AVE N",
            "city": "BILLINGS",
            "state": "MT",
            "postal_code": "591010703",
            "telephone_number": "406-238-2500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JANICEK",
        "first_name": "ROBERT",
        "middle_name": "LAYNE",
        "credential": "RN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2024-12-18",
        "last_updated": "2025-06-26",
        "certification_date": "2025-06-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "MT",
            "license": "264408",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MT",
            "license": "264408",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NU",
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Billings, MT

Sources for this page

Verify at the official NPI Registry.