Active NPI
Kara Marisa Megrian, RN
- Emergency Registered Nurse
- Holliston, MA
National Provider Identifier
1780510032
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Emergency Registered Nurse
- License
- RN273933
- Practice address
- 229 Dalton Rd
Holliston, MA 01746-2480 - Phone
- (617) 429-1668
- NPI assigned
- Jun 23, 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 |
|---|---|---|---|---|
| Emergency Registered Nurse | 163WE0003X | RN273933 | MA | Primary |
Addresses
Primary practice location
229 Dalton Rd
Holliston, MA 01746-2480
Mailing address
229 Dalton Rd
Holliston, MA 01746-2480
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
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1782172800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782172800000",
"number": "1780510032",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "229 DALTON RD",
"city": "HOLLISTON",
"state": "MA",
"postal_code": "017462480"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "229 DALTON RD",
"city": "HOLLISTON",
"state": "MA",
"postal_code": "017462480",
"telephone_number": "617-429-1668"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MEGRIAN",
"first_name": "KARA",
"middle_name": "MARISA",
"credential": "RN",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-06-23",
"last_updated": "2026-06-23",
"certification_date": "2026-06-23",
"status": "A"
},
"taxonomies": [
{
"code": "163WE0003X",
"taxonomy_group": "",
"desc": "Registered Nurse, Emergency",
"state": "MA",
"license": "RN273933",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Holliston, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 23, 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.