Active NPI
Greta Mary Smith
- Pediatric Nutrition Registered Dietitian
- Boston, MA
National Provider Identifier
1053269076
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Nutrition Registered Dietitian
- License
- LDN8294
- Practice address
- 333 Longwood Ave
Boston, MA 02115-5711 - Phone
- (617) 355-7181
- NPI assigned
- Mar 17, 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 |
|---|---|---|---|---|
| Pediatric Nutrition Registered Dietitian | 133VN1004X | LDN8294 | MA | Primary |
Addresses
Primary practice location
333 Longwood Ave
Boston, MA 02115-5711
Mailing address
52 Temple St Apt 8
Boston, MA 02114-4230
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 |
|---|---|---|---|
| LDN8294 | MA | MD | Pediatric Nutrition Registered Dietitian |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1773705600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1773705600000",
"number": "1053269076",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "52 TEMPLE ST APT 8",
"city": "BOSTON",
"state": "MA",
"postal_code": "021144230"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "333 LONGWOOD AVE",
"city": "BOSTON",
"state": "MA",
"postal_code": "021155711",
"telephone_number": "617-355-7181"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SMITH",
"first_name": "GRETA",
"middle_name": "MARY",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-03-17",
"last_updated": "2026-03-17",
"certification_date": "2026-03-17",
"status": "A"
},
"taxonomies": [
{
"code": "133VN1004X",
"taxonomy_group": "",
"desc": "Dietitian, Registered, Nutrition, Pediatric",
"state": "MA",
"license": "LDN8294",
"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 Mar 17, 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.