Len Aaron Dannhaus, PSY.D.

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

License

071.010574 Issued in IL

Practice address

1650 Cochrane Cir Unit Meddac
Ft Carson, CO 80913-4604

Phone

(719) 503-7920

NPI assigned

Apr 25, 2019

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

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

{
    "created_epoch": "1556150400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755820800000",
    "number": "1063076040",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1650 COCHRANE CIR UNIT MEDDAC",
            "city": "FT CARSON",
            "state": "CO",
            "postal_code": "809134604",
            "telephone_number": "719-503-7920"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1650 COCHRANE CIR UNIT MEDDAC",
            "city": "FT CARSON",
            "state": "CO",
            "postal_code": "809134604",
            "telephone_number": "719-503-7920"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DANNHAUS",
        "first_name": "LEN",
        "middle_name": "AARON",
        "name_prefix": "Dr.",
        "credential": "PSY.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2019-04-25",
        "last_updated": "2025-08-22",
        "certification_date": "2025-08-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "CO",
            "license": "PSY.0006455",
            "primary": false
        },
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "IL",
            "license": "071.010574",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jillyen Elizabeth Curry-Mathis, AU.D.
• Eric Dahl, DC
• Christopher Michael Daly, MD
• Lloyd Paul Milton Damm, LCSW, MSW
• Shelley Dale Daniels, DENTAL ASSISTANT
• Heather M Daugherty, MD
• Tonean Davis-Carthron
• Elizabeth M Davis, MD
• Javonte Davis, LMSW
• Kevin S Davis, M.D.

• Clinical Psychologist in Ft Carson, CO
• Providers in Ft Carson, CO by specialty
• Clinical Psychologist in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 22, 2025; 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.