Individual provider Active NPI

Kathleen Virginia Lonergan, PA-C

  • Surgical Physician Assistant
  • South Portland, ME
National Provider Identifier
1144892225
Registry record updated Sep 23, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgical Physician AssistantTaxonomy code 363AS0400X
License
PA2921 Issued in ME
Practice address
119 Gannett Dr
South Portland, ME 04106-6942
Phone
(207) 773-0040
Fax
(207) 661-4630
NPI assigned
Jul 16, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 23, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 027368 NY
Medical Physician Assistant 363AM0700X 0110009039 VA
Physician Assistant 363A00000X PA2921 ME
Surgical Physician Assistant 363AS0400X PA2921 ME Primary

Addresses

Primary practice location

119 Gannett Dr
South Portland, ME 04106-6942

Mailing address

119 Gannett Dr
South Portland, ME 04106-6942
Phone (207) 773-0040

Other practice location 1

3959 Broadway
New York, NY 10032-1559
Phone (212) 305-5437

Other practice location 2

3300 Gallows Rd
Falls Church, VA 22042-3307
Phone (703) 776-4002

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY, DC, ME3 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 3

Enrollment IDStateProvider typePAC IDDetails
I20221230001020 NY Practitioner - Physician Assistant 0446620793 Reassigns benefits to 1 organization
I20230111003218 DC Practitioner - Physician Assistant 0446620793 Reassigns benefits to 1 organization
I20251017003924 ME Practitioner - Physician Assistant 0446620793 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2021
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

1 Riverfront PLZ
Westbrook, ME 04092-9700

PO Box
Pittsburgh, PA 15251

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
0110009039VAMDMedical Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Mainehealth CurrentSince Oct 6, 2025 Accepting new patients
Mainehealth Current Accepting new patients
Emergency Medicine Associates P.a., P.C. CurrentSince Jan 1, 2024 Accepting new patients
Emergency Medicine Associates P.a., P.C. CurrentSince Jan 1, 2024 Accepting new patients
Trustees of Columbia University in the City of New York CurrentSince Jan 7, 2023 Accepting new patients
Mainehealth CurrentSince Oct 6, 2025 Accepting new patients
Trustees of Columbia University in the City of New York Physician Assistant CurrentSince Jan 7, 2023 Accepting new patients
PM Pediatrics of Mamaroneck Past Accepting new patients
Mainehealth Past Accepting new patients
PM Pediatrics PC Past Accepting new patients
PM Pediatrics of Bayside PLLC Past Accepting new patients

Locations

22 Bramhall St
Portland, ME 04102
Phone (207) 662-2179

119 Gannett Dr
South Portland, ME 04106
Phone (207) 773-0040

622 W 168th St
#2260
New York, NY 10032
Phone (212) 305-6204

161 Fort Washington Ave
New York, NY 10032
Phone (212) 305-8559

622 W 168th St
New York, NY 10032
Phone (212) 305-4931

3959 Broadway
New York, NY 10032
Phone (212) 304-7297

1701 N George Mason Dr
Arlington, VA 22205
Phone (703) 558-5000

3300 Gallows Rd
Falls Church, VA 22042
Phone (703) 352-9395

Interoperability endpoints

  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/R4/
  • FHIR API: https://epicproxy-pub.et1089.epichosted.com/FHIRProxy/api/FHIR/DSTU2/

Organizations & group practices 11

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1626393600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758585600000",
    "number": "1144892225",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "119 GANNETT DR",
            "city": "SOUTH PORTLAND",
            "state": "ME",
            "postal_code": "041066942",
            "telephone_number": "207-773-0040",
            "fax_number": "207-661-4630"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "119 GANNETT DR",
            "city": "SOUTH PORTLAND",
            "state": "ME",
            "postal_code": "041066942",
            "telephone_number": "207-773-0040",
            "fax_number": "207-661-4630"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3959 Broadway",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100321559",
            "country_code": "US",
            "telephone_number": "212-305-5437",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3300 Gallows Rd",
            "address_purpose": "LOCATION",
            "city": "Falls Church",
            "state": "VA",
            "postal_code": "220423307",
            "country_code": "US",
            "telephone_number": "703-776-4002",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LONERGAN",
        "first_name": "KATHLEEN",
        "middle_name": "VIRGINIA",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-07-16",
        "last_updated": "2025-09-23",
        "certification_date": "2025-09-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "NY",
            "license": "027368",
            "primary": false
        },
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "VA",
            "license": "0110009039",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "ME",
            "license": "PA2921",
            "primary": false
        },
        {
            "code": "363AS0400X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Surgical",
            "state": "ME",
            "license": "PA2921",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in South Portland, ME

Sources for this page

Verify at the official NPI Registry.