Ammon D Demke, LCSW

Primary specialty

Clinical Social WorkerTaxonomy code 1041C0700X

License

134802393501 Issued in UT

Practice address

474 W 200 N
St George, UT 84770-4505

Phone

(435) 634-5600

NPI assigned

Nov 18, 2022

Last updated

Oct 29, 2025By the provider in NPPES

Sex

Male

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 UT

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, 2023

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

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.

• Southwest Center

  • Multi-Specialty Clinic/Center
  • St George, UT
  • NPI 1922053586
  Medicare reassignment NPD
• Southwest Center

  dba Southwest Behavioral Health Center

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • St George, UT
  • NPI 1285688515
  NPD
• Southwest Center

  • Substance Use Disorder Rehabilitation Clinic/Center
  • St George, UT
  • NPI 1548212640
  NPD

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

{
    "created_epoch": "1668729600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761696000000",
    "number": "1841909793",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "474 W 200 N",
            "city": "ST GEORGE",
            "state": "UT",
            "postal_code": "847704505",
            "telephone_number": "435-634-5600",
            "fax_number": "435-986-8700"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "474 W 200 N",
            "city": "ST GEORGE",
            "state": "UT",
            "postal_code": "847704505",
            "telephone_number": "435-634-5600"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DEMKE",
        "first_name": "AMMON",
        "middle_name": "D",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2022-11-18",
        "last_updated": "2025-10-29",
        "certification_date": "2025-10-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "UT",
            "license": "134802393501",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Brent Knight Demille, LCSW
• Mia Demille
• Nicholas S Demille
• Steven M Demille
• Teresa Lynne Demille, NP
• Cristin Alma Demke
• Matthew Denhalter, LCSW
• Sydney Dennett
• Derek Denney, M.D.
• Danielle Brianna Denos, RN

• Clinical Social Worker in St George, UT
• Providers in St George, UT by specialty
• Clinical Social Worker in Utah

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 29, 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.