Active NPI
Alexander John Lanzi, RN
- Psychiatric/Mental Health Nurse Practitioner
- Newton, MA
National Provider Identifier
1942009980
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatric/Mental Health Nurse Practitioner
- License
- RN2346148
- Practice address
- 23 Keefe Ave # 2
Newton, MA 02464-1316 - Phone
- (508) 212-0466
- NPI assigned
- Mar 12, 2025
- Sex
- Male
- 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 | RN2346148 | MA | |
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | RN2346148 | MA | Primary |
Addresses
Primary practice location
23 Keefe Ave # 2
Newton, MA 02464-1316
Mailing address
23 Keefe Ave # 2
Newton, MA 02464-1316
Phone (508) 212-0466
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
- Registered Nurse
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| RN2346148 | MA | MD | Psychiatric/Mental Health Nurse Practitioner |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1741737600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1756512000000",
"number": "1942009980",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "23 KEEFE AVE # 2",
"city": "NEWTON",
"state": "MA",
"postal_code": "024641316",
"telephone_number": "508-212-0466"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "23 KEEFE AVE # 2",
"city": "NEWTON",
"state": "MA",
"postal_code": "024641316",
"telephone_number": "508-212-0466"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LANZI",
"first_name": "ALEXANDER",
"middle_name": "JOHN",
"credential": "RN",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2025-03-12",
"last_updated": "2025-08-30",
"certification_date": "2025-08-30",
"status": "A"
},
"taxonomies": [
{
"code": "163W00000X",
"taxonomy_group": "",
"desc": "Registered Nurse",
"state": "MA",
"license": "RN2346148",
"primary": false
},
{
"code": "363LP0808X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "MA",
"license": "RN2346148",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Newton, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 30, 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.