Active NPI
Laura Magill Sack, PHD
- Clinical Cytogenetics Physician
- Boston, MA
National Provider Identifier
1013884121
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Cytogenetics Physician
- License
- NA
- Practice address
- 75 Francis St
Boston, MA 02115-6106 - Phone
- (301) 518-0681
- NPI assigned
- Oct 22, 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Molecular Genetics Physician | 207SG0203X | NA | MA | |
| Clinical Cytogenetics Physician | 207SC0300X | NA | MA | Primary |
Addresses
Primary practice location
75 Francis St
Boston, MA 02115-6106
Mailing address
75 Francis St
Boston, MA 02115-6106
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
- Credentials
- Doctor of Philosophy
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1761091200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1761091200000",
"number": "1013884121",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "75 FRANCIS ST",
"city": "BOSTON",
"state": "MA",
"postal_code": "021156106"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "75 FRANCIS ST",
"city": "BOSTON",
"state": "MA",
"postal_code": "021156106",
"telephone_number": "301-518-0681"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SACK",
"first_name": "LAURA",
"middle_name": "MAGILL",
"credential": "PHD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-10-22",
"last_updated": "2025-10-22",
"certification_date": "2025-10-22",
"status": "A"
},
"taxonomies": [
{
"code": "207SG0203X",
"taxonomy_group": "",
"desc": "Medical Genetics, Clinical Molecular Genetics",
"state": "MA",
"license": "NA",
"primary": false
},
{
"code": "207SC0300X",
"taxonomy_group": "",
"desc": "Medical Genetics, Clinical Cytogenetics",
"state": "MA",
"license": "NA",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Boston, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 22, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.