Individual provider Active NPI

Kathleen Lea Sullivan, APRN

  • Family Nurse Practitioner
  • Waterbury, CT
National Provider Identifier
1811204985
Registry record updated Jul 24, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
4478 Issued in CT
Practice address
134 Grandview Ave
208
Waterbury, CT 06708-2507
Phone
(203) 755-3279
Fax
(203) 755-3057
NPI assigned
Sep 9, 2010
Last updated
Jul 24, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 24, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X 4478 CT Primary
Pediatric Nurse Practitioner 363LP0200X 004478 CT

Addresses

Primary practice location

134 Grandview Ave
208
Waterbury, CT 06708-2507

Mailing address

134 Grandview Ave Ste 208
Waterbury, CT 06708-2507

Other practice location 1

123 S Main St Ste 110B
Newtown, CT 06470-5313
Phone (203) 770-5963

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CT
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 1

Enrollment IDStateProvider typePAC IDDetails
I20110601000337 CT Practitioner - Nurse Practitioner 2668659533 Practice locations: Danbury, CT

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services

Practice addresses (Care Compare)

72 N St
Suite 103
Danbury, CT 06810-5653
Phone (203) 748-1200

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
004478CTMDPhysical Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Connecticut Neurodevelopmental Services Family Past Accepting new patients
Seasons Hospice & Palliative Care of Connecticut, LLC Past Accepting new patients
Willow and Oak Wellness, LLC PastSince Sep 11, 2022 Accepting new patients

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.

NPI Registry JSON

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

{
    "created_epoch": "1283990400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784851200000",
    "number": "1811204985",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "134 GRANDVIEW AVE STE 208",
            "city": "WATERBURY",
            "state": "CT",
            "postal_code": "067082507",
            "fax_number": "203-755-3057"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "134 GRANDVIEW AVE",
            "address_2": "208",
            "city": "WATERBURY",
            "state": "CT",
            "postal_code": "067082507",
            "telephone_number": "203-755-3279",
            "fax_number": "203-755-3057"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "123 S Main St Ste 110B",
            "address_purpose": "LOCATION",
            "city": "Newtown",
            "state": "CT",
            "postal_code": "064705313",
            "country_code": "US",
            "telephone_number": "203-770-5963",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SULLIVAN",
        "first_name": "KATHLEEN",
        "middle_name": "LEA",
        "credential": "APRN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2010-09-09",
        "last_updated": "2026-07-24",
        "certification_date": "2026-07-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "CT",
            "license": "4478",
            "primary": true
        },
        {
            "code": "363LP0200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Pediatrics",
            "state": "CT",
            "license": "004478",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Waterbury, CT

Sources for this page

Verify at the official NPI Registry.