Individual provider Active NPI

Rachel Comstock, CSW-PIP, QMHP

  • Clinical Social Worker
  • Sioux Falls, SD
National Provider Identifier
1649083528
Registry record updated Jan 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
6421 Issued in SD
Practice address
2412 S Cliff Ave
Sioux Falls, SD 57105-4031
Phone
(813) 293-2833
NPI assigned
Jan 27, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 14, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 6421 SD Primary
Clinical Social Worker 1041C0700X SW19891 FL

Addresses

Primary practice location

2412 S Cliff Ave
Sioux Falls, SD 57105-4031

Mailing address

PO Box 5074
Sioux Falls, SD 57117-5074

Other practice location 1

5019 S Western Ave Ste 200
Sioux Falls, SD 57108-5155
Phone (605) 328-9700

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20250403002056 SD Practitioner - Clinical Social Worker 6507386133 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Avera McKennanGroup PAC ID 0345157103, 957 clinicians
Sanford Medical CenterGroup PAC ID 8325950215, 847 clinicians

Practice addresses (Care Compare)

2412 S Cliff Ave
Suite 200
Sioux Falls, SD 57105-4031
Phone (605) 322-4079

4405 E 26TH St
Sioux Falls, SD 57103-4187
Phone (605) 332-2883

5019 S Western Ave
Suite 200
Sioux Falls, SD 57108-5155
Phone (605) 328-9700

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
6421SDMDSocial Worker
SW19891FLMDClinical Social Worker
6241SDMDPharmacist

Practice roles

OrganizationSpecialtyStatusNew patients
Sanford Medical Center CurrentSince Nov 30, 2025 Accepting new patients
Avera McKennan CurrentSince Jan 29, 2025 Accepting new patients
Sanford Medical Center CurrentSince Nov 30, 2025 Accepting new patients
Avera McKennan Current Accepting new patients
Avera McKennan CurrentSince Jan 29, 2025 Accepting new patients

Locations

3932 S Western Ave
Sioux Falls, SD 57105
Phone (605) 322-6408

4405 E 26th St
Sioux Falls, SD 57103
Phone (605) 328-9000

2412 S Cliff Ave
Sioux Falls, SD 57105
Phone (605) 322-4079

5019 S Western Ave
Ste 200
Sioux Falls, SD 57108
Phone (605) 328-9700

1305 W 18th St
Sioux Falls, SD 57105
Phone (605) 312-7300

Organizations & group practices 5

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.

Hospital & facility affiliations 3

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": "1737936000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768348800000",
    "number": "1649083528",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 5074",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571175074"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2412 S CLIFF AVE",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571054031",
            "telephone_number": "813-293-2833"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "5019 S Western Ave Ste 200",
            "address_purpose": "LOCATION",
            "city": "Sioux Falls",
            "state": "SD",
            "postal_code": "571085155",
            "country_code": "US",
            "telephone_number": "605-328-9700",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "COMSTOCK",
        "first_name": "RACHEL",
        "credential": "CSW-PIP, QMHP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-01-27",
        "last_updated": "2026-01-14",
        "certification_date": "2026-01-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "SD",
            "license": "6421",
            "primary": true
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "FL",
            "license": "SW19891",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Sioux Falls, SD

Sources for this page

Verify at the official NPI Registry.