Active NPI
Margaret Elizabeth Kalkstein
- Social Worker
- Milford, MA
National Provider Identifier
1932017993
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Social Worker
- Practice address
- 176 West St
Milford, MA 01757-2236 - Phone
- (508) 529-7000
- NPI assigned
- Aug 31, 2026
- 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 | Primary |
Addresses
Primary practice location
176 West St
Milford, MA 01757-2236
Mailing address
176 West St
Milford, MA 01757-2236
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1788134400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788134400000",
"number": "1932017993",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "176 WEST ST",
"city": "MILFORD",
"state": "MA",
"postal_code": "017572236"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "176 WEST ST",
"city": "MILFORD",
"state": "MA",
"postal_code": "017572236",
"telephone_number": "508-529-7000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KALKSTEIN",
"first_name": "MARGARET",
"middle_name": "ELIZABETH",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-08-31",
"last_updated": "2026-08-31",
"certification_date": "2026-08-31",
"status": "A"
},
"taxonomies": [
{
"code": "104100000X",
"taxonomy_group": "",
"desc": "Social Worker",
"state": null,
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Milford, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 31, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.