NPIMap

Individual provider Active NPI

Joshua C. Vacanti, MD

  • Anesthesiology Physician
  • Boston, MA
National Provider Identifier
1538280003
Registry record updated Feb 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
231929 Issued in MA
Practice address
Massachusetts General Hospital
55 Fruit Street
Boston, MA 02114
Phone
(617) 726-3030
NPI assigned
Apr 3, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 20, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Critical Care Medicine (Anesthesiology) Physician 207LC0200X 231929 MA
Anesthesiology Physician 207L00000X 231929 MA Primary

Addresses

Primary practice location

Massachusetts General Hospital
55 Fruit Street
Boston, MA 02114

Mailing address

Massachusetts General Hospital
55 Fruit Street
Boston, MA 02114
Phone (617) 726-3030

Other practice location 1

75 Francis St
Boston, MA 02115-6110
Phone (617) 732-8210

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20070922000046 MA Practitioner - AnesthesiologyPractitioner - Critical Care (Intensivists) 5092809954 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
AnesthesiologyAlso: Critical Care (Intensivists)
Education
University of Massachusetts Medical School, 2003
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

75 Francis St
Boston, MA 02115-6110
Phone (617) 732-5500

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 Feb 15, 2026 Accepting new patients
Massachusetts General Physicians Organization Inc Critical Care Medicine CurrentSince Feb 15, 2026 Accepting new patients
Brigham and Women's Hospital Current Accepting new patients

Locations

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

55 Fruit St
Boston, MA 02114

75 Francis St
Boston, MA 02115

Interoperability endpoints

  • Direct secure messaging: vacanti.joshua.bwh@direct.partners.masshiway.net

Organizations & group practices 4

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 5

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": "1175558400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771545600000",
    "number": "1538280003",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "MASSACHUSETTS GENERAL HOSPITAL",
            "address_2": "55 FRUIT STREET",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02114",
            "telephone_number": "617-726-3030"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "MASSACHUSETTS GENERAL HOSPITAL",
            "address_2": "55 FRUIT STREET",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "02114",
            "telephone_number": "617-726-3030"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "75 Francis St",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "021156110",
            "country_code": "US",
            "telephone_number": "617-732-8210",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "VACANTI",
        "first_name": "JOSHUA",
        "middle_name": "C.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-04-03",
        "last_updated": "2026-02-20",
        "certification_date": "2026-02-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207LC0200X",
            "taxonomy_group": "",
            "desc": "Anesthesiology, Critical Care Medicine",
            "state": "MA",
            "license": "231929",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MA",
            "license": "231929",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.