NPIMap

Individual provider Active NPI

Scott Adam Oswald

  • Certified Registered Nurse Anesthetist
  • Watertown, SD
National Provider Identifier
1255840245
Registry record updated Jan 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Certified Registered Nurse AnesthetistTaxonomy code 367500000X
License
CR000950 Issued in SD
Practice address
401 9TH Ave NW
Watertown, SD 57201-1548
Phone
(605) 882-7000
NPI assigned
Sep 22, 2017
Last updated
Jan 6, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 6, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Certified Registered Nurse Anesthetist 367500000X CR000950 SD Primary

Addresses

Primary practice location

401 9TH Ave NW
Watertown, SD 57201-1548

Mailing address

401 9TH Ave NW
Watertown, SD 57201-1548
Phone (605) 882-7000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in SD

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20171116002276 SD Practitioner - Certified Registered Nurse Anesthetist (Crna) 4183980683 Reassigns benefits to 7 organizations

Care Compare profile

Medicare Care Compare
Specialty
Certified Registered Nurse Anesthetist (Crna)
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Black Hills Surgical Hospital LLCGroup PAC ID 5496742835, 173 clinicians
Avera St MarysGroup PAC ID 0143134965, 97 clinicians

Practice addresses (Care Compare)

Huron, SD 57350
Phone (605) 353-6593

216 Anamaria Dr
Rapid City, SD 57701-7366
Phone (605) 721-4700

401 9TH Ave NW
Watertown, SD 57201-1548
Phone (605) 882-7000

801 E Sioux Ave
Pierre, SD 57501-3323
Phone (605) 224-5901

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Avera St Marys Nurse Anesthetist, Certified Registered CurrentSince Nov 3, 2018 Accepting new patients
Huron Regional Medical Center Inc CurrentSince Sep 2, 2025 Accepting new patients
Sioux Falls Specialty Hospital, LLP CurrentSince Dec 5, 2025 Accepting new patients
Huron Regional Medical Center Inc CurrentSince Sep 15, 2025 Accepting new patients
Black Hills Surgical Hospital, LLC CurrentSince Oct 27, 2025 Accepting new patients
Prairie Lakes Health Care System Inc CurrentSince Dec 15, 2025 Accepting new patients
Huron Laboratory SVC PC Current Accepting new patients
Sioux Falls Specialty Hospital, LLP CurrentSince Dec 5, 2025 Accepting new patients
Prairie Lakes Health Care System Inc CurrentSince Dec 15, 2025 Accepting new patients
Avera St Marys Current Accepting new patients
Avera St. Mary's CurrentSince Nov 3, 2018 Accepting new patients
Black Hills Surgical Hospital, LLC CurrentSince Oct 27, 2025 Accepting new patients

Locations

172 4th St SE
Huron, SD 57350
Phone (605) 353-6593

1868 Lombardy Dr
Rapid City, SD 57703
Phone (605) 721-4900

216 Anamaria Dr
Rapid City, SD 57701
Phone (605) 388-9440

910 E 20th St
Sioux Falls, SD 57105
Phone (602) 338-7098

401 9th Ave NW
Watertown, SD 57201
Phone (605) 886-9317

Organizations & group practices 14

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.

View all 14

Hospital & facility affiliations 4

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": "1506038400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767657600000",
    "number": "1255840245",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "401 9TH AVE NW",
            "city": "WATERTOWN",
            "state": "SD",
            "postal_code": "572011548",
            "telephone_number": "605-882-7000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "401 9TH AVE NW",
            "city": "WATERTOWN",
            "state": "SD",
            "postal_code": "572011548",
            "telephone_number": "605-882-7000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OSWALD",
        "first_name": "SCOTT",
        "middle_name": "ADAM",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-09-22",
        "last_updated": "2026-01-06",
        "certification_date": "2026-01-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "367500000X",
            "taxonomy_group": "",
            "desc": "Nurse Anesthetist, Certified Registered",
            "state": "SD",
            "license": "CR000950",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Watertown, SD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 6, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • 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.