Individual provider Active NPI

Alphonse G Taghian, MD

  • Radiation Oncology Physician
  • Boston, MA
National Provider Identifier
1902887417
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Radiation Oncology PhysicianTaxonomy code 2085R0001X
License
80809 Issued in MA
Practice address
75 Francis St
Boston, MA 02115-6110
Phone
(617) 732-5500
NPI assigned
Nov 10, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Radiation Oncology Physician 2085R0001X 80809 MA Primary

Addresses

Primary practice location

75 Francis St
Boston, MA 02115-6110

Mailing address

PO Box 9142
Mass General Physician Organization
Charlestown, MA 02129-9142
Phone (617) 724-0287

Other practice location 1

100 Blossom St COX 1
Boston, MA 02114-2617
Phone (617) 726-6050

Other identifiers 3

IdentifierTypeStateIssuer
731901OtherMATUFTS HEALTH PLAN
3108384MedicaidMA
J13989OtherMABCBS MA

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
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20040721000179 MA Practitioner - Radiation Oncology 8921088048 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Radiation Oncology
Education
Other, 1980
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
The General Hospital CorporationGroup PAC ID 6507803806, 1,275 clinicians

Practice addresses (Care Compare)

55 Fruit St
Boston, MA 02114-2621
Phone (617) 726-2000

55 Fruit St
Boston, MA 02114-2696
Phone (617) 724-0287

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
The General Hospital Corporation CurrentSince Apr 23, 1997 Accepting new patients
Brigham & Womens Physicians Organization Inc Radiation Oncology CurrentSince Dec 1, 2025 Accepting new patients
General Hospital Corp Current Accepting new patients
Massachusetts General Physicians Organization Inc CurrentSince Apr 23, 1997 Accepting new patients
Brigham and Womens Physicians Organization Inc Past Accepting new patients

Locations

55 Fruit St
Boston, MA 02114

55 Fruit St
#2
Boston, MA 02114
Phone (617) 726-2967

100 Blossom St
#1
Boston, MA 02114
Phone (617) 724-4800

75 Francis St
Boston, MA 02115

2014 Washington St
Newtonville, MA 02462
Phone (617) 243-6000

Interoperability endpoints

  • Direct secure messaging: taghian.alphonse.mgh@direct.partners.masshiway.net

Organizations & group practices 5

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.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1131580800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1902887417",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 9142",
            "address_2": "MASS GENERAL PHYSICIAN ORGANIZATION",
            "city": "CHARLESTOWN",
            "state": "MA",
            "postal_code": "021299142",
            "telephone_number": "617-724-0287",
            "fax_number": "617-726-2894"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "75 FRANCIS ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021156110",
            "telephone_number": "617-732-5500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "100 Blossom St COX 1",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "021142617",
            "country_code": "US",
            "telephone_number": "617-726-6050",
            "fax_number": "617-726-3603",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TAGHIAN",
        "first_name": "ALPHONSE",
        "middle_name": "G",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-10",
        "last_updated": "2026-07-13",
        "certification_date": "2026-01-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "MA",
            "license": "80809",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TUFTS HEALTH PLAN",
            "identifier": "731901",
            "state": "MA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3108384",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS MA",
            "identifier": "J13989",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.