NPIMap

Individual provider Active NPI

Kathryn Healing Williams, FNP-C

  • Family Nurse Practitioner
  • Portland, ME
National Provider Identifier
1144863945
Registry record updated Jan 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
CNP191283 Issued in ME
Practice address
22 Bramhall St
Portland, ME 04102-3134
Phone
(207) 706-3280
Fax
(207) 810-2407
NPI assigned
Oct 24, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 5, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X CNP191283 ME Primary

Addresses

Primary practice location

22 Bramhall St
Portland, ME 04102-3134

Mailing address

22 Bramhall St
Portland, ME 04102-3134
Phone (207) 706-3280

Other practice location 1

24 Miles Center Way
Damariscotta, ME 04543-4067
Phone (207) 563-4250

Other practice location 2

193 Bath Rd
Brunswick, ME 04011-2607
Phone (207) 424-2272

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in ME, NH2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20200115001484 ME Practitioner - Nurse Practitioner 1658706999 Reassigns benefits to 2 organizations
I20231017000613 NH Practitioner - Nurse Practitioner 1658706999 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
MainehealthGroup PAC ID 7517860588, 2,616 clinicians

Practice addresses (Care Compare)

22 Bramhall St
Portland, ME 04102-3134
Phone (207) 885-9905

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
97.93 of 100Reported as apm
Quality
83.31
Promoting interoperability
100
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Convenientmd - FFS UC LLC Current Accepting new patients
Convenientmd - FFS UC LLC CurrentSince Nov 1, 2023 Accepting new patients
Mainehealth CurrentSince Apr 7, 2024 Accepting new patients
Convenientmd - FFS UC LLC CurrentSince Nov 1, 2023 Accepting new patients
Mainehealth Current Accepting new patients
Community Care Health Network LLC CurrentSince Oct 1, 2023 Accepting new patients
Convenientmd LLC Past Accepting new patients

Locations

9201 E Mountain View Rd
Ste 220
Scottsdale, AZ 85258
Phone (480) 862-1883

600 Center St
Auburn, ME 04210
Phone (207) 783-8951

193 Bath Rd
Brunswick, ME 04011
Phone (207) 424-2272

235 High St
Ellsworth, ME 04605
Phone (207) 412-5200

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

1 Tara Blvd
Ste 200
Nashua, NH 03062
Phone (603) 242-2296

360 US Highway 1 Byp
Unit 102
Portsmouth, NH 03801
Phone (603) 410-6700

Interoperability endpoints

  • Direct secure messaging: kwilliams242151@direct.mmc.mainehealth.org

Organizations & group practices 7

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.

Hospital & facility affiliations 39

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

View all 39

NPI Registry JSON

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

{
    "created_epoch": "1571875200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767571200000",
    "number": "1144863945",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "22 BRAMHALL ST",
            "city": "PORTLAND",
            "state": "ME",
            "postal_code": "041023134",
            "telephone_number": "207-706-3280",
            "fax_number": "207-810-2407"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "22 BRAMHALL ST",
            "city": "PORTLAND",
            "state": "ME",
            "postal_code": "041023134",
            "telephone_number": "207-706-3280",
            "fax_number": "207-810-2407"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "24 Miles Center Way",
            "address_purpose": "LOCATION",
            "city": "Damariscotta",
            "state": "ME",
            "postal_code": "045434067",
            "country_code": "US",
            "telephone_number": "207-563-4250",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "193 Bath Rd",
            "address_purpose": "LOCATION",
            "city": "Brunswick",
            "state": "ME",
            "postal_code": "040112607",
            "country_code": "US",
            "telephone_number": "207-424-2272",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "KATHRYN",
        "middle_name": "HEALING",
        "credential": "FNP-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-10-24",
        "last_updated": "2026-01-05",
        "certification_date": "2026-01-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "ME",
            "license": "CNP191283",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Portland, ME

Sources for this page

Verify at the official NPI Registry.