Madison Harrington, LCSW, CAC

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

License

7020 Issued in SD

Practice address

2501 W 22ND St
Sioux Falls, SD 57105-1305

Phone

(605) 336-3230

NPI assigned

May 17, 2018

Last updated

Aug 4, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

Practice roles

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.

• Lewis & Clark Behavioral Health Services, Inc.

  • Community/Behavioral Health Agency
  • Yankton, SD
  • NPI 1215918339
  NPD (past)
• Lewis & Clark Mental Health Center

  dba Lewis & Clark Behavioral Health Services

  • Mental Health Counselor
  • Yankton, SD
  • NPI 1972862969
  NPD (past)

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

{
    "created_epoch": "1526515200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785801600000",
    "number": "1972093656",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2501 W 22ND ST",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571051305",
            "telephone_number": "605-336-3230"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2501 W 22ND ST",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571051305",
            "telephone_number": "605-336-3230"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1028 Walnut St",
            "address_purpose": "LOCATION",
            "city": "Yankton",
            "state": "SD",
            "postal_code": "570782910",
            "country_code": "US",
            "telephone_number": "605-665-4606",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HARRINGTON",
        "first_name": "MADISON",
        "credential": "LCSW, CAC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-05-17",
        "last_updated": "2026-08-04",
        "certification_date": "2026-08-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "SD",
            "license": "22031900",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "SD",
            "license": "7020",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kendra Sue Harms, O.T.
• Robert William Harms, MD
• Sean Harms
• Wendy Lynn Harmsen-Hoyt, PHARM.D
• Tina Harp, MS
• Melvin Herbert Harrington, CSW PIP
• Brandon M Harris, CNP
• Gabriel T Harris, M.D.
• Jamicah Harris, M.D.
• Jessica Lauren Harris, PHARM.D.

• 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 Aug 4, 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.