Active NPI
Alexander Philip Lazzaro, M.D
- Internal Medicine Physician
- Boston, MA
National Provider Identifier
1467101923
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 1022093
- Practice address
- 830 Harrison Avenue, 3Rd FL
Moakley BLDG
Boston, MA 02118-2905 - Phone
- (617) 638-6428
- Fax
- (617) 638-5756
- NPI assigned
- Mar 22, 2022
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 1022093 | MA | Primary |
Addresses
Primary practice location
830 Harrison Avenue, 3Rd FL
Moakley BLDG
Boston, MA 02118-2905
Mailing address
960 Massachusetts Ave
FL 2
Boston, MA 02118-2640
Other practice location 1
72 E Concord St Rm 124
Boston, MA 02118-2640
Phone (617) 638-6500
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 110195569A | Medicaid | MA | |
| 3151780 | Medicaid | NH |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Other, 2022
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
960 Massachusetts Ave
Suite 2
Boston, MA 02118-2620
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Boston Medical Center Corporation | Current | Accepting new patients | |
| Evans Medical Foundation, Inc. | Internal Medicine | Current | Accepting new patients |
Locations
88 Newton St
Boston, MA 02118
Phone (617) 638-7350
72 E Concord St
Rm 124
Boston, MA 02118
Phone (617) 638-6513
960 Massachusetts Ave
Ste 2
Boston, MA 02118
Interoperability endpoints
- alazzaro172961@direct.bmc.masshiway.net
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Internal Medicine Physician
- Boston, MA
- NPI 1912954124
-
- General Acute Care Hospital
- Boston, MA
- NPI 1346218294
Hospital & facility affiliations 8
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Boston, MA
- NPI 1164177028
-
- Community Health Clinic/Center
- South Boston, MA
- NPI 1225228679
Hospital
-
- General Acute Care Hospital
- Boston, MA
- NPI 1346218294
-
- Community Health Clinic/Center
- Roslindale, MA
- NPI 1386718823
Hospital
-
- Community Health Clinic/Center
- Dorchester, MA
- NPI 1780874677
Hospital
-
- Community Health Clinic/Center
- East Boston, MA
- NPI 1861683518
Hospital
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1647907200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1779235200000",
"number": "1467101923",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "960 MASSACHUSETTS AVE",
"address_2": "FL 2",
"city": "BOSTON",
"state": "MA",
"postal_code": "021182640"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "830 HARRISON AVENUE, 3RD FL",
"address_2": "MOAKLEY BLDG",
"city": "BOSTON",
"state": "MA",
"postal_code": "021182905",
"telephone_number": "617-638-6428",
"fax_number": "617-638-5756"
}
],
"practiceLocations": [
{
"address_1": "72 E Concord St Rm 124",
"address_purpose": "LOCATION",
"city": "Boston",
"state": "MA",
"postal_code": "021182640",
"country_code": "US",
"telephone_number": "617-638-6500",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "LAZZARO",
"first_name": "ALEXANDER",
"middle_name": "PHILIP",
"credential": "M.D",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2022-03-22",
"last_updated": "2026-05-20",
"certification_date": "2026-05-20",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MA",
"license": "1022093",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "110195569A",
"state": "MA"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "3151780",
"state": "NH"
}
],
"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 May 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.