Active NPI
Marzena Leciejewska, RN
- Family Nurse Practitioner
- Brockton, MA
National Provider Identifier
1902714538
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- RN2326993
- Practice address
- 63 Main St
Brockton, MA 02301-4042 - Phone
- (781) 708-6431
- NPI assigned
- Sep 1, 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Registered Nurse | 163W00000X | RN2326993 | MA | |
| Family Nurse Practitioner | 363LF0000X | RN2326993 | MA | Primary |
Addresses
Primary practice location
63 Main St
Brockton, MA 02301-4042
Mailing address
63 Main St
Brockton, MA 02301-4042
Phone (781) 708-6431
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": "1788220800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788998400000",
"number": "1902714538",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "63 MAIN ST",
"city": "BROCKTON",
"state": "MA",
"postal_code": "023014042",
"telephone_number": "781-708-6431"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "63 MAIN ST",
"city": "BROCKTON",
"state": "MA",
"postal_code": "023014042",
"telephone_number": "781-708-6431"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LECIEJEWSKA",
"first_name": "MARZENA",
"credential": "RN",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2026-09-01",
"last_updated": "2026-09-10",
"certification_date": "2026-09-10",
"status": "A"
},
"taxonomies": [
{
"code": "163W00000X",
"taxonomy_group": "",
"desc": "Registered Nurse",
"state": "MA",
"license": "RN2326993",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "MA",
"license": "RN2326993",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Brockton, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.