Individual provider Active NPI

Margaret C Kosnar, MD

  • Family Medicine Physician
  • Billings, MT
National Provider Identifier
1669645669
Registry record updated Dec 4, 2014
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
11813 Issued in MT
Practice address
2675 Central Ave
Billings, MT 59102-6686
Phone
(406) 238-2500
NPI assigned
Apr 10, 2008
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 4, 2014

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X 11813 MT Primary

Addresses

Primary practice location

2675 Central Ave
Billings, MT 59102-6686

Mailing address

PO Box 35100
Billings, MT 59107-5100
Phone (406) 238-2500

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC
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 1

Enrollment IDStateProvider typePAC IDDetails
I20251104000167 DC Practitioner - Family Practice 6901965839 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Family Practice
Education
University of North Carolina at Chapel Hill School of Medicine, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Medstar Urgent Care LLCGroup PAC ID 9335303155, 300 clinicians

Practice addresses (Care Compare)

11915 Georgia Ave
Wheaton, MD 20902-2065
Phone (301) 942-4505

1805 Columbia Rd NW
Washington, DC 20009-2001
Phone (202) 797-4960

228 7TH St SE
Washington, DC 20003-4306
Phone (202) 698-0795

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Medstar Urgent Care LLC CurrentSince Oct 26, 2025 Accepting new patients
Medstar Urgent Care, LLC CurrentSince Oct 26, 2025 Accepting new patients

Locations

1805 Columbia Rd NW
Washington, DC 20009
Phone (202) 797-4950

11915 Georgia Ave
Wheaton, MD 20902
Phone (301) 942-4505

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 and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1207785600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1417651200000",
    "number": "1669645669",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 35100",
            "city": "BILLINGS",
            "state": "MT",
            "postal_code": "591075100",
            "telephone_number": "406-238-2500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2675 CENTRAL AVE",
            "city": "BILLINGS",
            "state": "MT",
            "postal_code": "591026686",
            "telephone_number": "406-238-2500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KOSNAR",
        "first_name": "MARGARET",
        "middle_name": "C",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2008-04-10",
        "last_updated": "2014-12-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "MT",
            "license": "11813",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Billings, MT

Sources for this page

Verify at the official NPI Registry.