Individual provider Active NPI

Marissa Massoni, LMSW

  • Social Worker
  • Paola, KS
National Provider Identifier
1225960545
Registry record updated Jun 1, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Social WorkerTaxonomy code 104100000X
License
14669 Issued in KS
Practice address
25955 W 327TH St
Paola, KS 66071-4920
Phone
(913) 557-9096
Fax
(913) 294-9247
NPI assigned
Jun 1, 2026
Last updated
Jun 1, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 1, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Social Worker 104100000X 14669 KS Primary

Addresses

Primary practice location

25955 W 327TH St
Paola, KS 66071-4920

Mailing address

PO Box 677
Ottawa, KS 66067-0677
Phone (785) 242-3780

Medicare participation

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

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
14669KSMDSocial Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Elizabeth Layton Center, Inc. PastSince Sep 15, 2008 Accepting new patients
Elizabeth Layton Center, Inc. PastSince Feb 8, 2023 Accepting new patients

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1780272000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780272000000",
    "number": "1225960545",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 677",
            "city": "OTTAWA",
            "state": "KS",
            "postal_code": "660670677",
            "telephone_number": "785-242-3780",
            "fax_number": "785-242-6397"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "25955 W 327TH ST",
            "city": "PAOLA",
            "state": "KS",
            "postal_code": "660714920",
            "telephone_number": "913-557-9096",
            "fax_number": "913-294-9247"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MASSONI",
        "first_name": "MARISSA",
        "credential": "LMSW",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-06-01",
        "last_updated": "2026-06-01",
        "certification_date": "2026-06-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "104100000X",
            "taxonomy_group": "",
            "desc": "Social Worker",
            "state": "KS",
            "license": "14669",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Paola, KS

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 1, 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.