Individual provider Active NPI

Maggie Sandquist, MSW, LCSW

  • Clinical Social Worker
  • Henderson, NV
National Provider Identifier
1346848066
Registry record updated Feb 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
10866-C Issued in NV
Practice address
98 E Lake Mead Pkwy Ste 306
Henderson, NV 89015-6444
Phone
(702) 433-3038
NPI assigned
Oct 14, 2020
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 20, 2026

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 121884 IA
Clinical Social Worker 1041C0700X 6658 SD
Clinical Social Worker 1041C0700X 66434 MT
Clinical Social Worker 1041C0700X 10866-C NV Primary
Rehabilitation Practitioner 225400000X

Addresses

Primary practice location

98 E Lake Mead Pkwy Ste 306
Henderson, NV 89015-6444

Mailing address

98 E Lake Mead Pkwy Ste 306
Henderson, NV 89015-6444
Phone (702) 433-3038

Other practice location 1

699 Walnut St Ste 4004th
Des Moines, IA 50309-3929
Phone (415) 424-4266

Other practice location 2

4220 S Maryland Pkwy Bldg A2
Las Vegas, NV 89119-7533
Phone (415) 424-4266

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IA, MT, SD, NV4 enrollments
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 4

Enrollment IDStateProvider typePAC IDDetails
I20260303001699 IA Practitioner - Clinical Social Worker 3779065453 Reassigns benefits to 1 organization
I20260309000903 MT Practitioner - Clinical Social Worker 3779065453 Reassigns benefits to 1 organization
I20260309001536 SD Practitioner - Clinical Social Worker 3779065453 Reassigns benefits to 1 organization
I20260310000419 NV Practitioner - Clinical Social Worker 3779065453 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Sondermind Provider Network LLCGroup PAC ID 9537572490, 1,295 clinicians

Practice addresses (Care Compare)

101 S Reid St
Suite 307
Sioux Falls, SD 57103-7045
Phone (866) 630-0966

2300 W Sahara Ave
Suite 800
Las Vegas, NV 89102-4397
Phone (866) 630-0966

5 W Mendenhall St
Suite 202
Bozeman, MT 59715-3566
Phone (866) 630-0966

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
121884IAMDClinical Social Worker
66434MTMDClinical Social Worker
10866-CNVMDClinical Social Worker
6658SDMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Sondermind Provider Network LLC Clinical CurrentSince Feb 1, 2026 Accepting new patients
Sondermind, P.a. Clinical CurrentSince Feb 1, 2026 Accepting new patients

Locations

699 Walnut St
Ste 4
Des Moines, IA 50309
Phone (515) 278-9920

5 W Mendenhall St
Ste 202
Bozeman, MT 59715
Phone (406) 219-7233

2300 W Sahara Ave
Ste 800
Las Vegas, NV 89102
Phone (702) 234-3311

101 S Reid St
Ste 307
Sioux Falls, SD 57103
Phone (605) 221-6244

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": "1602633600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771545600000",
    "number": "1346848066",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "98 E LAKE MEAD PKWY STE 306",
            "city": "HENDERSON",
            "state": "NV",
            "postal_code": "890156444",
            "telephone_number": "702-433-3038"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "98 E LAKE MEAD PKWY STE 306",
            "city": "HENDERSON",
            "state": "NV",
            "postal_code": "890156444",
            "telephone_number": "702-433-3038"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "699 Walnut St Ste 4004th",
            "address_purpose": "LOCATION",
            "city": "Des Moines",
            "state": "IA",
            "postal_code": "503093929",
            "country_code": "US",
            "telephone_number": "415-424-4266",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4220 S Maryland Pkwy Bldg A2",
            "address_purpose": "LOCATION",
            "city": "Las Vegas",
            "state": "NV",
            "postal_code": "891197533",
            "country_code": "US",
            "telephone_number": "415-424-4266",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SANDQUIST",
        "first_name": "MAGGIE",
        "credential": "MSW, LCSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-10-14",
        "last_updated": "2026-02-20",
        "certification_date": "2026-02-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "IA",
            "license": "121884",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "SD",
            "license": "6658",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "MT",
            "license": "66434",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "NV",
            "license": "10866-C",
            "primary": true
        },
        {
            "code": "225400000X",
            "taxonomy_group": "",
            "desc": "Rehabilitation Practitioner",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Henderson, NV

Sources for this page

Verify at the official NPI Registry.