Individual provider Active NPI

Melissa Lonergan, LADC II, CARC

  • Addiction (Substance Use Disorder) Counselor
  • Falmouth, MA
National Provider Identifier
1366301657
Registry record updated Jan 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X
Practice address
200 Ter Heun Dr
Falmouth, MA 02540-2525
Phone
(508) 540-6550
NPI assigned
Jan 21, 2026
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 21, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction (Substance Use Disorder) Counselor 101YA0400X MA Primary

Addresses

Primary practice location

200 Ter Heun Dr
Falmouth, MA 02540-2525

Mailing address

88 Williams Ave
Pocasset, MA 02559-2282
Phone (508) 548-7118

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

NPI Registry JSON

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

{
    "created_epoch": "1768953600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768953600000",
    "number": "1366301657",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "88 WILLIAMS AVE",
            "city": "POCASSET",
            "state": "MA",
            "postal_code": "025592282",
            "telephone_number": "508-548-7118"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 TER HEUN DR",
            "city": "FALMOUTH",
            "state": "MA",
            "postal_code": "025402525",
            "telephone_number": "508-540-6550"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LONERGAN",
        "first_name": "MELISSA",
        "credential": "LADC II, CARC",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-01-21",
        "last_updated": "2026-01-21",
        "certification_date": "2026-01-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "MA",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Falmouth, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 21, 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.