Active NPI
Brynn Werner Silverstein, LCSW
- Social Worker
- New York, NY
National Provider Identifier
1255986493
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- License
- 094967
- Practice address
- 580 5TH Ave Ste 820
New York, NY 10036-4762 - Phone
- (347) 549-9777
- NPI assigned
- Aug 5, 2019
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Social Worker | 104100000X | 013541 | CT | |
| Social Worker | 104100000X | 094967 | NY | Primary |
Addresses
Primary practice location
580 5TH Ave Ste 820
New York, NY 10036-4762
Mailing address
580 5TH Ave Ste 820
New York, NY 10036-4762
Phone (347) 549-9777
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Opted out of Medicare
- Yes, effective Aug 31, 2023 through Aug 31, 2027
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 013541 | CT | MD | Social Worker |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1564963200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1755907200000",
"number": "1255986493",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "580 5TH AVE STE 820",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100364762",
"telephone_number": "347-549-9777"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "580 5TH AVE STE 820",
"city": "NEW YORK",
"state": "NY",
"postal_code": "100364762",
"telephone_number": "347-549-9777"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SILVERSTEIN",
"first_name": "BRYNN",
"middle_name": "WERNER",
"credential": "LCSW",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2019-08-05",
"last_updated": "2025-08-23",
"certification_date": "2025-08-23",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "CT",
"license": "013541",
"primary": false
},
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": "NY",
"license": "094967",
"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 Aug 23, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.