NPIMap

Individual provider Active NPI

Peter Carsten Allfather

  • Emergency Medicine Physician
  • Boston, MA
National Provider Identifier
1780078956
Registry record updated Jul 1, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
278340 Issued in MA
Practice address
75 Francis St
Boston, MA 02115-6110
Phone
(617) 732-5500
NPI assigned
Mar 25, 2015
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 1, 2019

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 278340 MA Primary

Addresses

Primary practice location

75 Francis St
Boston, MA 02115-6110

Mailing address

205 Lake View Ave
Cambridge, MA 02138-2133
Phone (617) 840-7121

Other practice location 1

205 Lake View Ave
Cambridge, MA 02138-2133
Phone (617) 840-7121

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
I20190617002360 MA Practitioner - Critical Care (Intensivists)Practitioner - Emergency Medicine 8729311147 Reassigns benefits to 6 organizations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
278340MAMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Nantucket Cottage Hospital CurrentSince Apr 3, 2025 Accepting new patients
Nantucket Physicians Organization CurrentSince Apr 3, 2025 Accepting new patients
Insted Medical PLLC Emergency Medicine CurrentSince Dec 16, 2025 Accepting new patients
Pratt Anesthesiology Associates, Inc CurrentSince Feb 26, 2024 Accepting new patients
Brigham & Womens Physicians Organization Inc Emergency Medicine CurrentSince Jul 1, 2019 Accepting new patients
Nantucket Cottage Hospital Current Accepting new patients
Brigham and Women'S Hospital Current Accepting new patients
Insted LLC Emergency Medicine Past Accepting new patients

Locations

30 Winter St
Fl 9
Boston, MA 02108
Phone (617) 595-6322

800 Washington St
Boston, MA 02111
Phone (617) 636-4800

75 Francis St
Boston, MA 02115

30 Winter St
Boston, MA 02108
Phone (617) 482-5292

1153 Centre St
Jamaica Plain, MA 02130
Phone (617) 983-7000

57 Prospect St
Nantucket, MA 02554
Phone (508) 228-1200

55 Fogg Rd
Weymouth, MA 02190
Phone (781) 340-4293

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/25141/brand/1/csg/1/fhir/r4
  • Direct secure messaging: allfather.peter.bwh@direct.partners.masshiway.net

Organizations & group practices 11

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 2

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

Care Compare profile

Medicare Care Compare
Specialty
Critical Care (Intensivists)
Education
Albany Medical College of Union University, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Nantucket Cottage Hospital 91 clinicians
Pratt Anesthesiology Associates Inc 153 clinicians

Practice addresses (Care Compare)

57 Prospect St
Nantucket, MA 02554-2799
Phone (508) 825-8100

800 Washington St
Boston, MA 02111-1552
Phone (617) 636-6044

Hospital & facility affiliations

  • Tufts Medical Center Hospital, Boston, MA, CCN 220116
  • Nantucket Cottage Hospital Hospital, Nantucket, MA, CCN 220177

Procedures performed for Medicare patients

ProcedureNumber of procedures
Pacemaker insertion or repair1-10

NPI Registry JSON

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

{
    "created_epoch": "1427241600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1561939200000",
    "number": "1780078956",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "205 LAKE VIEW AVE",
            "city": "CAMBRIDGE",
            "state": "MA",
            "postal_code": "021382133",
            "telephone_number": "617-840-7121"
        },
        {
            "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": "205 Lake View Ave",
            "address_purpose": "LOCATION",
            "city": "Cambridge",
            "state": "MA",
            "postal_code": "021382133",
            "country_code": "US",
            "telephone_number": "617-840-7121",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ALLFATHER",
        "first_name": "PETER",
        "middle_name": "CARSTEN",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2015-03-25",
        "last_updated": "2019-07-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MA",
            "license": "278340",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.