Individual provider Active NPI

John Joseph Kowalczyk, M.D.

  • Anesthesiology Physician
  • Boston, MA
National Provider Identifier
1508124728
Registry record updated Dec 27, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
272774 Issued in MA
Practice address
75 Francis St
Boston, MA 02115-6110
Phone
(617) 732-5500
NPI assigned
Apr 25, 2012
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 27, 2023

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 272774 MA Primary

Addresses

Primary practice location

75 Francis St
Boston, MA 02115-6110

Mailing address

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

Other practice location 1

300 Longwood Ave
Boston, MA 02115-5724
Phone (617) 355-6000

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
I20170828000968 MA Practitioner - Anesthesiology 6002188943 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2012
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

State licenses

LicenseStateTypeSpecialty
272774MAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Beth Israel Deaconess Medical Center, Inc. CurrentSince Aug 3, 2017 Accepting new patients
Beth Israel Deaconess Medical Center, Inc. CurrentSince Aug 3, 2017 Accepting new patients
Brigham and Women'S Hospital Current Accepting new patients
Brigham & Womens Physicians Organization Inc Anesthesiology CurrentSince Mar 7, 2023 Accepting new patients
CHMC Anesthesia Foundation Inc Anesthesiology CurrentSince Jan 1, 2024 Accepting new patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc Anesthesiology CurrentSince Aug 3, 2017 Accepting new patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc CurrentSince Aug 3, 2017 Accepting new patients

Locations

300 Longwood Ave
Boston, MA 02115
Phone (617) 355-4956

75 Francis St
Boston, MA 02115

330 Brookline Ave
Boston, MA 02215
Phone (617) 667-2000

Interoperability endpoints

  • Direct secure messaging: kowalczyk.john.bwh@direct.partners.masshiway.net
  • Direct secure messaging: jkowalczyk25406@direct.bostonchildrens.org

Organizations & group practices 7

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": "1335312000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1703635200000",
    "number": "1508124728",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "75 FRANCIS ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021156110",
            "telephone_number": "617-732-5500"
        },
        {
            "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": "300 Longwood Ave",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "021155724",
            "country_code": "US",
            "telephone_number": "617-355-6000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KOWALCZYK",
        "first_name": "JOHN",
        "middle_name": "JOSEPH",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-04-25",
        "last_updated": "2023-12-27",
        "certification_date": "2023-12-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MA",
            "license": "272774",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.