Nathan Dominic Alessio, MD – Surgery Physician

Key facts

NPI: 1679368609
Entity type: Individual (NPI type 1)
Primary specialty: Surgery Physician 208600000X
License: 3018829 (MA)
Practice address: 736 Cambridge St
Brighton, MA 02135-2907
Phone: (617) 789-2990
NPI assigned: Apr 10, 2025
Sex: Male
Sole proprietor: No

Medicare participation

Medicare fee-for-service enrollment: Enrolled in MA
Eligible to order & refer: Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment ID	State	Provider type	PAC ID	Details
I20251008002709	MA	Order and Referring Only - General Surgery Practitioner - General Surgery	6507363280

National Provider Directory

Medicare enrollment (NPD): Yes
Credentials: Doctor of Medicine

Interoperability endpoints

Direct secure messaging: nalessio262966@direct.bmc.masshiway.net

Specialties & licenses

Specialty (taxonomy)	Code	License	State	Primary
Surgery Physician	208600000X	3018829	MA	Yes

Addresses

Primary practice location

736 Cambridge St
Brighton, MA 02135-2907

Mailing address

736 Cambridge St
Brighton, MA 02135-2907

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API JSON format, last updated by the provider on Jun 18, 2025.

{
    "created_epoch": "1744243200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750204800000",
    "number": "1679368609",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "736 CAMBRIDGE ST",
            "city": "BRIGHTON",
            "state": "MA",
            "postal_code": "021352907"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "736 CAMBRIDGE ST",
            "city": "BRIGHTON",
            "state": "MA",
            "postal_code": "021352907",
            "telephone_number": "617-789-2990"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ALESSIO",
        "first_name": "NATHAN",
        "middle_name": "DOMINIC",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-04-10",
        "last_updated": "2025-06-18",
        "certification_date": "2025-06-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "MA",
            "license": "3018829",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Brighton, MA

All providers in Brighton, MA · Surgery Physician in Massachusetts

Sources for this page

NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Jun 18, 2025. Information in NPPES is self-reported and not verified by CMS.
NUCC Health Care Provider Taxonomy: specialty names.
Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
Order and Referring (CMS).
National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.