Margaret Bernadette Hammersla, CRNP

Primary specialty

Adult Health Nurse PractitionerTaxonomy code 363LA2200X

License

159783 Issued in MT

Practice address

937 Highland Blvd Ste 5410
Bozeman, MT 59715-6916

Phone

(406) 414-2400

NPI assigned

Jul 17, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Electronic endpoints 1

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

Specialty

Nurse Practitioner

Education

Other, 2005

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Bozeman Health Deaconess HospitalGroup PAC ID 4688984164, 309 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mhammersla15779976@direct.sanfordhealth.org
• Direct secure messaging: mhammersla105468@direct.umm.edu

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.

• Bozeman Health Deaconess Hospital

  • Family Medicine Physician
  • Bozeman, MT
  • NPI 1619347390
  Medicare reassignment Care Compare group NPD
• Belgrade Clinic PLLP

  • Family Medicine Physician
  • Belgrade, MT
  • NPI 1447280912
  NPD
• Bozeman Health Deaconess Hospital

  • Durable Medical Equipment & Medical Supplies
  • Bozeman, MT
  • NPI 1013733955
  NPD
• Bozeman Health Deaconess Hospital

  • Emergency Medicine Physician
  • Bozeman, MT
  • NPI 1437529112
  NPD
• Bozeman Health Deaconess Hospital

  • General Acute Care Hospital
  • Bozeman, MT
  • NPI 1104295864
  NPD (past)
• Frederick Health Hospital Inc

  • General Acute Care Hospital
  • Frederick, MD
  • NPI 1538165527
  NPD (past)

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

{
    "created_epoch": "1153094400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744156800000",
    "number": "1235157439",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "915 HIGHLAND BLVD",
            "city": "BOZEMAN",
            "state": "MT",
            "postal_code": "597156902",
            "telephone_number": "406-414-5000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "937 HIGHLAND BLVD STE 5410",
            "city": "BOZEMAN",
            "state": "MT",
            "postal_code": "597156916",
            "telephone_number": "406-414-2400"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "710 Obrecht Rd",
            "address_purpose": "LOCATION",
            "city": "Sykesville",
            "state": "MD",
            "postal_code": "217847650",
            "country_code": "US",
            "telephone_number": "410-795-8808 x116",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HAMMERSLA",
        "first_name": "MARGARET",
        "middle_name": "BERNADETTE",
        "name_prefix": "Ms.",
        "credential": "CRNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-07-17",
        "last_updated": "2025-04-09",
        "certification_date": "2025-04-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "MD",
            "license": "R128313",
            "primary": false
        },
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "MT",
            "license": "159783",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mhammersla15779976@direct.sanfordhealth.org",
            "affiliation": "Y",
            "affiliationName": "Bozeman Health Deaconess Hospital",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "937 Highland Blvd Ste 5410",
            "city": "Bozeman",
            "state": "MT",
            "country_code": "US",
            "postal_code": "597156916",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Jennifer Jane Hamel
• Hamilton House
• Mary T Hamilton, RPH
• Jeffery Michael Hamling, DDS, MS
• Lauren Elizabeth Hammer
• Larisa Lynn Hammond, APRN
• Anna Hamzehpour, LCSW
• Melissa Hance, PHARMD
• Mark Robert Hancock, M.D.
• Reginald Taylor Handley, MD

• Adult Health Nurse Practitioner in Bozeman, MT
• Providers in Bozeman, MT by specialty
• Adult Health Nurse Practitioner in Montana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 9, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.