Individual provider Active NPI

Masashi Kai

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Valhalla, NY
National Provider Identifier
1336391713
Registry record updated Dec 7, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianTaxonomy code 208G00000X
License
266182 Issued in NY
Practice address
100 Woods Rd
Valhalla, NY 10595-1530
Phone
(914) 493-8381
NPI assigned
Oct 16, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 7, 2021

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X 266182 NY
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X 266182 NY Primary

Addresses

Primary practice location

100 Woods Rd
Valhalla, NY 10595-1530

Mailing address

19 Bradhurst Ave Ste 3100N
Hawthorne, NY 10532-2140
Phone (914) 909-9018

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address Masashi.Kai@wmchealth.cernerdirect.com Direct

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
I20230314002567 MA Practitioner - Thoracic Surgery 5193905487 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Thoracic Surgery
Education
Other, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr IncGroup PAC ID 4486567104, shared by 12 NPIs, 1,693 clinicians

Practice addresses (Care Compare)

110 Francis St
Boston, MA 02215-5501
Phone (617) 632-7246

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Coronary artery bypass graft (CABG)42
Pacemaker insertion or repair1-10
Removal of tissue1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc CurrentSince Aug 1, 2025 Accepting new patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc Current Accepting new patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc Surgery CurrentSince Apr 1, 2023 Accepting new patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc CurrentSince Apr 1, 2023 Accepting new patients
Beth Israel Deaconess Medical Center, Inc. Past Accepting new patients
Westchester Medical Center Advanced Physician Services, PC Thoracic Surgery (Cardiothoracic Vascular Surgery) Past Accepting new patients

Locations

110 Francis St
Boston, MA 02215
Phone (617) 632-7246

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

247 Station Dr
Ste NW1
Westwood, MA 02090
Phone (617) 754-1015

Interoperability endpoints

  • Direct secure messaging: mkai253185@direct.bilh.masshiway.net
  • Direct secure messaging: masashi.kai@wmchealth.cernerdirect.com

Organizations & group practices 6

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.

NPI Registry JSON

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

{
    "created_epoch": "1224115200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1638835200000",
    "number": "1336391713",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "19 BRADHURST AVE STE 3100N",
            "city": "HAWTHORNE",
            "state": "NY",
            "postal_code": "105322140",
            "telephone_number": "914-909-9018",
            "fax_number": "914-909-9028"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "100 WOODS RD",
            "city": "VALHALLA",
            "state": "NY",
            "postal_code": "105951530",
            "telephone_number": "914-493-8381"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KAI",
        "first_name": "MASASHI",
        "name_prefix": "Dr.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-10-16",
        "last_updated": "2021-12-07",
        "certification_date": "2021-12-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "NY",
            "license": "266182",
            "primary": false
        },
        {
            "code": "208G00000X",
            "taxonomy_group": "",
            "desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
            "state": "NY",
            "license": "266182",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "Masashi.Kai@wmchealth.cernerdirect.com",
            "affiliation": "N",
            "endpointDescription": "WMC Direct Email",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "100 Woods Rd",
            "city": "Valhalla",
            "state": "NY",
            "country_code": "US",
            "postal_code": "105951530",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Valhalla, NY

Sources for this page

Verify at the official NPI Registry.