Organization Active NPI

Turnwell Mental Health of South Dakota, PC

  • Substance Abuse Rehabilitation Facility
  • Sioux Falls, SD
National Provider Identifier
1639015993
Registry record updated Aug 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Substance Abuse Rehabilitation FacilityTaxonomy code 324500000X
Legal business name
TURNWELL MENTAL HEALTH OF SOUTH DAKOTA, PC
Practice address
4308 S Arway Dr
Sioux Falls, SD 57106-3131
Phone
(605) 573-2000
NPI assigned
Apr 28, 2026
Organization subpart
Yes
Parent organization
TURNWELL MENTAL HEALTH OF SOUTH DAKOTA, PCAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Aug 12, 2026

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

Authorized official

Name
Priyanka Gandhi
Title
VP Growth
Phone
(469) 765-0328

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Clinic/Center (Including Community Mental Health Center) 261QM0801X
Substance Use Disorder Rehabilitation Clinic/Center 261QR0405X
Substance Abuse Rehabilitation Facility 324500000X Primary

Addresses

Primary practice location

4308 S Arway Dr
Sioux Falls, SD 57106-3131

Mailing address

4308 S Arway Dr
Sioux Falls, SD 57106-3131

National Provider Directory

National Provider Directory
Tax ID family
Turnwell MNTL HLTH of SD PC3 organizations share this tax ID, including this one
Part of
Turnwell MNTL HLTH of SD PC

Other organizations with this tax ID 2

Organizations that report the same tax identification number in the National Provider Directory.

Locations

4308 S Arway Dr
Sioux Falls, SD 57106
Phone (507) 220-1585

Ownership & related parties

Parent organization (reported in NPPES) 1

This organization reports itself as a subpart in NPPES; the parent’s legal name matches this organization in the same state.

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1777334400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1786492800000",
    "number": "1639015993",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4308 S ARWAY DR",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571063131"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4308 S ARWAY DR",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571063131",
            "telephone_number": "605-573-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "TURNWELL MENTAL HEALTH OF SOUTH DAKOTA, PC",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "TURNWELL MENTAL HEALTH OF SOUTH DAKOTA, PC",
        "enumeration_date": "2026-04-28",
        "last_updated": "2026-08-12",
        "certification_date": "2026-08-12",
        "status": "A",
        "authorized_official_last_name": "GANDHI",
        "authorized_official_first_name": "PRIYANKA",
        "authorized_official_title_or_position": "VP GROWTH",
        "authorized_official_telephone_number": "469-765-0328"
    },
    "taxonomies": [
        {
            "code": "261QM0801X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Mental Health (Including Community Mental Health Center)",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "261QR0405X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Rehabilitation, Substance Use Disorder",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "324500000X",
            "taxonomy_group": "",
            "desc": "Substance Abuse Rehabilitation Facility",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Sioux Falls, SD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.