Individual provider Active NPI

Alanna Mossberg

  • Behavior Analyst
  • Wilton, CT
National Provider Identifier
1679470009
Registry record updated Oct 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Behavior AnalystTaxonomy code 103K00000X
License
2443 Issued in CT
Practice address
11 Grumman Hill Rd
Wilton, CT 06897-4500
Phone
(203) 563-9360
Fax
(203) 654-3531
NPI assigned
Oct 20, 2026
Last updated
Oct 20, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 20, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Behavior Analyst 103K00000X 2443 CT Primary

Addresses

Primary practice location

11 Grumman Hill Rd
Wilton, CT 06897-4500

Mailing address

25 Arlmont St
Milford, CT 06461-2903

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

NPI Registry JSON

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

{
    "created_epoch": "1792454400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1792454400000",
    "number": "1679470009",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "25 ARLMONT ST",
            "city": "MILFORD",
            "state": "CT",
            "postal_code": "064612903"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11 GRUMMAN HILL RD",
            "city": "WILTON",
            "state": "CT",
            "postal_code": "068974500",
            "telephone_number": "203-563-9360",
            "fax_number": "203-654-3531"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MOSSBERG",
        "first_name": "ALANNA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-10-20",
        "last_updated": "2026-10-20",
        "certification_date": "2026-10-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103K00000X",
            "taxonomy_group": "",
            "desc": "Behavior Analyst",
            "state": "CT",
            "license": "2443",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Wilton, CT

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.