Active NPI
Kathleen M. Sullivan, APRN
- Psychiatric/Mental Health Nurse Practitioner
- Lago Vista, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatric/Mental Health Nurse Practitioner
- License
- NPP37789
- Practice address
- 20511 Sunset LN
Lago Vista, TX 78645-6245 - Phone
- (860) 460-1211
- Fax
- (860) 760-6113
- NPI assigned
- Sep 18, 2008
- Last updated
- May 19, 2026
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | 3862 | CT | |
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | NPP37789 | RI | Primary |
Addresses
Primary practice location
20511 Sunset LN
Lago Vista, TX 78645-6245
Mailing address
20511 Sunset LN
Lago Vista, TX 78645-6245
Phone (860) 460-1211
Other practice location 1
95 Sockanosset Cross Rd Ste 305
Cranston, RI 02920-5559
Phone (401) 946-6400
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CT, WA, OR
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 3
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 3862 | CT | MD | Psychiatric/Mental Health Nurse Practitioner |
| NPP37789 | RI | MD | Psychiatric/Mental Health Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Stokes Counseling Services LLC | Current | Accepting new patients | |
| Cornerstone Counseling Center | Current | Accepting new patients | |
| Mindcare Solutions of Texas PA | Current | Accepting new patients | |
| Peninsula Behavioral Health | Current | Accepting new patients | |
| Coos County Oregon | Current | Accepting new patients | |
| Garden City Psychiatry LLC | Past | Accepting new patients |
Locations
16 Hillside Ave
Naugatuck, CT 06770
Phone (203) 729-0341
966 S Main St
Plantsville, CT 06479
Phone (860) 736-5386
92 N Summit St
Southington, CT 06489
Phone (860) 266-6098
281 Laclair St
Coos Bay, OR 97420
Phone (541) 266-6700
1007 Koala Dr
Omak, WA 98841
Phone (509) 826-8409
118 E 8th St
Port Angeles, WA 98362
Phone (360) 457-0431
Interoperability endpoints
- https://api.qualifacts.org/api/fhir/peninsulabehavioral/r4/
Organizations & group practices 6
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.
-
- Professional Counselor
- Waterbury, CT
- NPI 1316486889
-
- Community/Behavioral Health Agency
- Port Angeles, WA
- NPI 1760519060
-
- Professional Counselor
- Naugatuck, CT
- NPI 1134541469
-
- Psychiatry Physician
- Austin, TX
- NPI 1396290730
-
- Adult Psychiatric/Mental Health Clinical Nurse Specialist
- Cranston, RI
- NPI 1801246616
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1221696000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1779148800000",
"number": "1306095955",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "20511 SUNSET LN",
"city": "LAGO VISTA",
"state": "TX",
"postal_code": "786456245",
"telephone_number": "860-460-1211",
"fax_number": "860-460-1211"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "20511 SUNSET LN",
"city": "LAGO VISTA",
"state": "TX",
"postal_code": "786456245",
"telephone_number": "860-460-1211",
"fax_number": "860-760-6113"
}
],
"practiceLocations": [
{
"address_1": "95 Sockanosset Cross Rd Ste 305",
"address_purpose": "LOCATION",
"city": "Cranston",
"state": "RI",
"postal_code": "029205559",
"country_code": "US",
"telephone_number": "401-946-6400",
"fax_number": "833-428-5010",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "SULLIVAN",
"first_name": "KATHLEEN",
"middle_name": "M.",
"credential": "APRN",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2008-09-18",
"last_updated": "2026-05-19",
"certification_date": "2026-05-19",
"status": "A"
},
"taxonomies": [
{
"code": "363LP0808X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "CT",
"license": "3862",
"primary": false
},
{
"code": "363LP0808X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "RI",
"license": "NPP37789",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Lago Vista, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 19, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.