Active NPI
Lynn Littau, MSW
- Social Worker
- New York, NY
National Provider Identifier
1275086472
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- 021242-1
- Practice address
- 1734 2ND Ave Apt 3C
New York, NY 10128-3567 - Phone
- (212) 987-6361
- NPI assigned
- Jul 25, 2016
- Last updated
- Sep 29, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Social Worker | 104100000X | 021242-1 | NY | Primary |
Addresses
Primary practice location
1734 2ND Ave Apt 3C
New York, NY 10128-3567
Mailing address
1734 2ND Ave Apt 3C
New York, NY 10128-3567
Phone (212) 987-6361
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 890395043 | Other | NY | THE EMPIRE PLAN |
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 |
|---|---|---|---|
| 021242-1 | NY | MD | Speech-Language Pathologist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1469404800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1790640000000",
"number": "1275086472",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1734 2ND AVE APT 3C",
"city": "NEW YORK",
"state": "NY",
"postal_code": "101283567",
"telephone_number": "212-987-6361"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1734 2ND AVE APT 3C",
"city": "NEW YORK",
"state": "NY",
"postal_code": "101283567",
"telephone_number": "212-987-6361"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LITTAU",
"first_name": "LYNN",
"credential": "MSW",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2016-07-25",
"last_updated": "2026-09-29",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "NY",
"license": "021242-1",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "THE EMPIRE PLAN",
"identifier": "890395043",
"state": "NY"
}
],
"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 Sep 29, 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.