Active NPI
Karen Johnston Gieseke, PH.D.
- Psychologist
- Bristol, RI
National Provider Identifier
1255466314
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychologist
- License
- PS00513
- Practice address
- 9 Court St
Bristol, RI 02809-2207 - Phone
- (401) 842-0009
- Fax
- (401) 842-0059
- NPI assigned
- Feb 22, 2007
- Last updated
- Jun 26, 2025
- Sex
- Female
- Sole proprietor
- No
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 |
|---|---|---|---|---|
| Psychologist | 103T00000X | 6732 | MA | |
| Psychologist | 103T00000X | PS00513 | RI | Primary |
Addresses
Primary practice location
9 Court St
Bristol, RI 02809-2207
Mailing address
9 Court St
Bristol, RI 02809-2207
Phone (401) 842-0009
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in RI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Psychologist
- Education
- Other, 1992
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
9 Court St
Bristol, RI 02809-2207
Phone (401) 842-0009
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Philosophy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 6732 | MA | MD | Psychologist |
Organizations & group practices 1
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.
-
dba Comprehensive Psychological Services
- Psychologist
- Bristol, RI
- NPI 1134203573
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1172102400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1750896000000",
"number": "1255466314",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "9 COURT ST",
"city": "BRISTOL",
"state": "RI",
"postal_code": "028092207",
"telephone_number": "401-842-0009",
"fax_number": "401-842-0059"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "9 COURT ST",
"city": "BRISTOL",
"state": "RI",
"postal_code": "028092207",
"telephone_number": "401-842-0009",
"fax_number": "401-842-0059"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GIESEKE",
"first_name": "KAREN",
"middle_name": "JOHNSTON",
"name_prefix": "Dr.",
"credential": "PH.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2007-02-22",
"last_updated": "2025-06-26",
"certification_date": "2025-06-26",
"status": "A"
},
"taxonomies": [
{
"code": "103T00000X",
"taxonomy_group": "",
"desc": "Psychologist",
"state": "MA",
"license": "6732",
"primary": false
},
{
"code": "103T00000X",
"taxonomy_group": "",
"desc": "Psychologist",
"state": "RI",
"license": "PS00513",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Bristol, RI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 26, 2025; 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.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.