Active NPI
Kate Marion Ballen, LMSW
- Social Worker
- New York, NY
National Provider Identifier
1508654658
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- 126799-01
- Practice address
- 18 E 48TH St RM 1102
New York, NY 10017-1059 - Phone
- (646) 480-9581
- NPI assigned
- Apr 29, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Social Worker | 104100000X | 126799-01 | NY | Primary |
Addresses
Primary practice location
18 E 48TH St RM 1102
New York, NY 10017-1059
Mailing address
1148 5TH Ave Apt 12C
New York, NY 10128-0807
Phone (917) 561-9181
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 126799-01 | NY | MD | Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1745884800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1745884800000",
"number": "1508654658",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1148 5TH AVE APT 12C",
"city": "NEW YORK",
"state": "NY",
"postal_code": "101280807",
"telephone_number": "917-561-9181"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "18 E 48TH ST RM 1102",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100171059",
"telephone_number": "646-480-9581"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BALLEN",
"first_name": "KATE",
"middle_name": "MARION",
"credential": "LMSW",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-04-29",
"last_updated": "2025-04-29",
"certification_date": "2025-04-29",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "NY",
"license": "126799-01",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in New York, NY
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 29, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.