Individual provider Active NPI

Matthew Thomas Kirk, PA-C

  • Physician Assistant
  • Portsmouth, NH
National Provider Identifier
1407311624
Registry record updated Feb 1, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
1437 Issued in NH
Practice address
333 Borthwick Ave
Portsmouth, NH 03801-7128
Phone
(603) 433-4890
Fax
(603) 433-5185
NPI assigned
Feb 1, 2019
Last updated
Feb 1, 2019By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 1, 2019

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 1437 NH Primary

Addresses

Primary practice location

333 Borthwick Ave
Portsmouth, NH 03801-7128

Mailing address

7 Eno Dr
Exeter, NH 03833-7506
Phone (207) 939-8879

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NH, MA2 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 2

Enrollment IDStateProvider typePAC IDDetails
I20200814001419 NH Practitioner - Physician Assistant 0042636581 Reassigns benefits to 2 organizations
I20240723002160 MA Practitioner - Physician Assistant 0042636581 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
L and M Radiology IncGroup PAC ID 6305819228, 20 clinicians
Seacoast Interventional Radiology Associates PLLCGroup PAC ID 9032695028, 5 clinicians

Practice addresses (Care Compare)

1 General St
Lawrence, MA 01841-2961
Phone (978) 946-8103

333 Borthwick Ave
Portsmouth, NH 03801-7128
Phone (610) 956-0009

70 E St
Methuen, MA 01844-4597
Phone (978) 687-0156

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
87.65 of 100Reported as group
Quality
86.25
Improvement activities
40
Cost
77.17

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
1437NHMDPhysical Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Seacoast Interventional Radiology Associates PLLC Single Specialty CurrentSince Nov 8, 2025 Accepting new patients

Locations

333 Bothwick Ave
Portsmouth, NH 03801
Phone (603) 433-4907

11 Whitehall Rd
Rochester, NH 03867
Phone (603) 330-7905

Organizations & group practices 3

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.

Hospital & facility affiliations 4

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1548979200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1548979200000",
    "number": "1407311624",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7 ENO DR",
            "city": "EXETER",
            "state": "NH",
            "postal_code": "038337506",
            "telephone_number": "207-939-8879"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "333 BORTHWICK AVE",
            "city": "PORTSMOUTH",
            "state": "NH",
            "postal_code": "038017128",
            "telephone_number": "603-433-4890",
            "fax_number": "603-433-5185"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KIRK",
        "first_name": "MATTHEW",
        "middle_name": "THOMAS",
        "credential": "PA-C",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2019-02-01",
        "last_updated": "2019-02-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "NH",
            "license": "1437",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Portsmouth, NH

Sources for this page

Verify at the official NPI Registry.