Active NPI
Sarah Keyes, LICSW, LCSW
- Clinical Social Worker
- Somerville, MA
National Provider Identifier
1700192887
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- Practice address
- 165 Middlesex Ave # 1098
Somerville, MA 02145-1105 - Phone
- (617) 863-0687
- NPI assigned
- Aug 26, 2010
- Last updated
- Apr 21, 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 |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | NU | Primary |
Addresses
Primary practice location
165 Middlesex Ave # 1098
Somerville, MA 02145-1105
Mailing address
165 Middlesex Ave # 1098
Somerville, MA 02145-1105
Phone (617) 863-0687
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Opted out of Medicare
- Yes, effective Jul 1, 2026 through Jul 1, 2028
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1282780800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1745193600000",
"number": "1700192887",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "165 MIDDLESEX AVE # 1098",
"city": "SOMERVILLE",
"state": "MA",
"postal_code": "021451105",
"telephone_number": "617-863-0687"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "165 MIDDLESEX AVE # 1098",
"city": "SOMERVILLE",
"state": "MA",
"postal_code": "021451105",
"telephone_number": "617-863-0687"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KEYES",
"first_name": "SARAH",
"credential": "LICSW, LCSW",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2010-08-26",
"last_updated": "2025-04-21",
"certification_date": "2025-04-21",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "NU",
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Somerville, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 21, 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.