Robyn Niewenhuis, CSW-PIP

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

Practice address

7401 S Bitterroot PL Ste 302
Sioux Falls, SD 57108-1610

Phone

(605) 413-5667

NPI assigned

Jun 14, 2021

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in SD

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Clinical Social Worker

Education

Other, 2014

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

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

{
    "created_epoch": "1623628800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764806400000",
    "number": "1962070185",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7401 S BITTERROOT PL STE 302",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571081610",
            "telephone_number": "605-413-5667"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7401 S BITTERROOT PL STE 302",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571081610",
            "telephone_number": "605-413-5667"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NIEWENHUIS",
        "first_name": "ROBYN",
        "credential": "CSW-PIP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2021-06-14",
        "last_updated": "2025-12-04",
        "certification_date": "2025-12-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Cathy Anne Nielson, MPT
• Kimberly Caye Niemann, CNP
• Ashley Nierman, CSW
• Krystal Niesen, PA-C
• Alexandria Niessink, CRNA
• Samuel E Niewenhuis, CNP, FNP
• Nikki Rae LLC
• Kendra Lea Niklason
• Alyse Nilsen, FNP
• Paulo Andres Nino Rojas, MD

• Clinical Social Worker in Sioux Falls, SD
• Providers in Sioux Falls, SD by specialty
• Clinical Social Worker in South Dakota

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 4, 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.