NPIMap

Individual provider Active NPI

Millie J. Boyd, MD

  • Anesthesiology Physician
  • Billings, MT
National Provider Identifier
1356872188
Registry record updated Nov 1, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
99736 Issued in MT
Practice address
2800 10TH Ave N
Billings, MT 59101-0703
Phone
(406) 238-2210
NPI assigned
Mar 23, 2017
Last updated
Nov 1, 2021By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 1, 2021

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 64677 MN
Anesthesiology Physician 207L00000X 99736 MT Primary

Addresses

Primary practice location

2800 10TH Ave N
Billings, MT 59101-0703

Mailing address

PO Box 1155
Billings, MT 59103-1155
Phone (406) 248-3290

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WY, NE, ID3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20220808002136 WY Practitioner - Anesthesiology 7719255827 Reassigns benefits to 1 organization
I20240316000233 NE Practitioner - Anesthesiology 7719255827 Reassigns benefits to 1 organization
I20250911004287 ID Practitioner - Anesthesiology 7719255827 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
University of Washington School of Medicine, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
St Alphonsus Professional Medical Services LLCGroup PAC ID 7214849751, 124 clinicians

Practice addresses (Care Compare)

1055 N Curtis Rd
Boise, ID 83706-1309
Phone (208) 367-2152

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
99736MTMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
St Alphonsus Professional Medical Services LLC CurrentSince Aug 11, 2025 Accepting new patients
St Alphonsus Professional Medical Services LLC Anesthesiology CurrentSince Aug 11, 2025 Accepting new patients
West Park Hospital District CurrentSince Aug 10, 2022 Accepting new patients
Northstar Anesthesia of Nebraska LLC Anesthesiology CurrentSince Feb 11, 2024 Accepting new patients
West Park Hospital District CurrentSince Aug 10, 2022 Accepting new patients
Frances Mahon Deaconess Hospital Past Accepting new patients

Locations

1055 N Curtis Rd
Boise, ID 83706
Phone (208) 367-2152

4021 Avenue B
Scottsbluff, NE 69361
Phone (308) 630-1384

424 Yellowstone Ave
Cody, WY 82414
Phone (307) 578-2903

424 Yellowstone Ave
Ste 120
Cody, WY 82414
Phone (307) 578-2903

707 Sheridan Ave
Cody, WY 82414
Phone (307) 527-7561

Interoperability endpoints

  • Direct secure messaging: mboyd4482440@direct.trinity-health.org

Organizations & group practices 6

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 5

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": "1490227200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1635724800000",
    "number": "1356872188",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 1155",
            "city": "BILLINGS",
            "state": "MT",
            "postal_code": "591031155",
            "telephone_number": "406-248-3290"
        },
        {
            "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": "406-238-2210"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BOYD",
        "first_name": "MILLIE",
        "middle_name": "J.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-03-23",
        "last_updated": "2021-11-01",
        "certification_date": "2021-11-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MN",
            "license": "64677",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MT",
            "license": "99736",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Billings, MT

Sources for this page

Verify at the official NPI Registry.