Active NPI
Catherine Anne Appel, LCSW
- Social Worker
- New York, NY
National Provider Identifier
1932173242
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- RO45335
- Practice address
- Icd 340 East 20TH Street
New York, NY 10010-4019 - Phone
- (212) 585-6283
- Fax
- (212) 585-6209
- NPI assigned
- Feb 14, 2006
- 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 | RO45335 | NY | Primary |
Addresses
Primary practice location
Icd 340 East 20TH Street
New York, NY 10010-4019
Mailing address
531 E 20TH St
Apt. # 1C
New York, NY 10010-7602
Phone (212) 585-6283
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)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| RO45335 | NY | MD | Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1139875200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1932173242",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "531 E 20TH ST",
"address_2": "APT. # 1C",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100107602",
"telephone_number": "212-585-6283",
"fax_number": "212-585-6209"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "ICD 340 EAST 20TH STREET",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100104019",
"telephone_number": "212-585-6283",
"fax_number": "212-585-6209"
}
],
"practiceLocations": [],
"basic": {
"last_name": "APPEL",
"first_name": "CATHERINE",
"middle_name": "ANNE",
"name_prefix": "Ms.",
"credential": "LCSW",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-02-14",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "NY",
"license": "RO45335",
"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 Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.