Individual provider Active NPI

Jacob Josef Kantrowitz, MD

  • Internal Medicine Physician
  • Boston, MA
National Provider Identifier
1871055749
Registry record updated Aug 12, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
285073 Issued in MA
Practice address
2100 Dorchester Ave
Boston, MA 02124-5666
Phone
(617) 506-4000
NPI assigned
Apr 1, 2019
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 12, 2022

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X LP04711 RI
Hospitalist Physician 208M00000X 285073 MA
Student in an Organized Health Care Education/Training Program 390200000X
Internal Medicine Physician 207R00000X 285073 MA Primary

Addresses

Primary practice location

2100 Dorchester Ave
Boston, MA 02124-5666

Mailing address

2100 Dorchester Ave
Boston, MA 02124-5666
Phone (617) 506-4000

Other practice location 1

455 Toll Gate Rd
Warwick, RI 02886-2770
Phone (401) 737-7010 ext. 35640

Other names 1

  • Jacob Josef Kantrowitz-Sirotkin Former name

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
I20220824001114 MA Practitioner - Internal Medicine 8123354917 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Boston University School of Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Pratt Medical Group IncGroup PAC ID 3375515661, 282 clinicians

Practice addresses (Care Compare)

800 Washington St
Boston, MA 02111-1552
Phone (617) 636-5000

Hospital & facility affiliations

  • Tufts Medical Center Hospital, Boston, MA, CCN 220116

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Steward Medical Group, Inc CurrentSince Aug 1, 2022 Accepting new patients
Pratt Medical Group, Inc Internal Medicine CurrentSince Sep 12, 2022 Accepting new patients
Pratt Medical Group, Inc CurrentSince Sep 12, 2022 Accepting new patients
Steward Medical Group, Inc CurrentSince Aug 1, 2022 Accepting new patients
Pratt Medical Group, Inc Past Accepting new patients

Locations

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

736 Cambridge St
Brighton, MA 02135
Phone (617) 789-2762

11 Nevins St
Ste 201
Brighton, MA 02135
Phone (617) 789-2442

2100 Dorchester Ave
Dorchestr Ctr, MA 02124
Phone (617) 506-2222

100 Amesbury St
Ste 103
Lawrence, MA 01840
Phone (978) 683-0157

88 Washington St
Taunton, MA 02780
Phone (508) 828-7000

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": "1554076800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1660262400000",
    "number": "1871055749",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2100 DORCHESTER AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021245666",
            "telephone_number": "617-506-4000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2100 DORCHESTER AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021245666",
            "telephone_number": "617-506-4000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "455 Toll Gate Rd",
            "address_purpose": "LOCATION",
            "city": "Warwick",
            "state": "RI",
            "postal_code": "028862770",
            "country_code": "US",
            "telephone_number": "401-737-7010 x35640",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KANTROWITZ",
        "first_name": "JACOB",
        "middle_name": "JOSEF",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-04-01",
        "last_updated": "2022-08-12",
        "certification_date": "2022-08-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "RI",
            "license": "LP04711",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "MA",
            "license": "285073",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "285073",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "JACOB",
            "last_name": "KANTROWITZ-SIROTKIN",
            "middle_name": "JOSEF",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.