Active NPI
Paul Castaldi, LICSW
- Clinical Social Worker
- Bristol, RI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- ISW01211
- Practice address
- 256 Hope St
Bristol, RI 02809-2028 - Phone
- (401) 855-7961
- NPI assigned
- Oct 25, 2011
- Last updated
- Apr 8, 2026
- Sex
- Male
- 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 |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | ISW01211 | RI | Primary |
| Clinical Social Worker | 1041C0700X | SW21022 | FL |
Addresses
Primary practice location
256 Hope St
Bristol, RI 02809-2028
Mailing address
17581 Charnwood Dr
Boca Raton, FL 33498-6427
Phone (401) 855-7961
Other practice location 1
17581 Charnwood Dr
Boca Raton, FL 33498-6427
Phone (561) 564-3437
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in FL
- 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 Social Worker
- Education
- Other, 1980
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
Jacksonville, FL 32211
Phone (415) 360-3348
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| ISW01211 | RI | MD | Clinical Social Worker |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Brightside Health, Inc. | Current | Accepting new patients | |
| Cotler Healthcare & Development Inc. | Current | Accepting new patients |
Locations
2261 Market St
San Francisco, CA 94114
Phone (213) 337-4615
901 S 62nd Ave
Hollywood, FL 33023
Phone (954) 893-0109
6501 Arlington Expy
Ste B105
Jacksonville, FL 32211
Phone (904) 302-9355
9835 Lake Worth Rd
Ste 16179
Lake Worth, FL 33467
Organizations & group practices 2
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.
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Wellington, FL
- NPI 1225075047
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1319500800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1775606400000",
"number": "1376829127",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "17581 CHARNWOOD DR",
"city": "BOCA RATON",
"state": "FL",
"postal_code": "334986427",
"telephone_number": "401-855-7961"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "256 HOPE ST",
"city": "BRISTOL",
"state": "RI",
"postal_code": "028092028",
"telephone_number": "401-855-7961"
}
],
"practiceLocations": [
{
"address_1": "17581 Charnwood Dr",
"address_purpose": "LOCATION",
"city": "Boca Raton",
"state": "FL",
"postal_code": "334986427",
"country_code": "US",
"telephone_number": "561-564-3437",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CASTALDI",
"first_name": "PAUL",
"credential": "LICSW",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2011-10-25",
"last_updated": "2026-04-08",
"certification_date": "2026-04-08",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "RI",
"license": "ISW01211",
"primary": true
},
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "FL",
"license": "SW21022",
"primary": false
}
],
"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 Apr 8, 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.
- 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.