Individual provider Active NPI

Leyam Theresa Kewson, M.D.

  • Emergency Medicine Physician
  • Bronx, NY
National Provider Identifier
1982806493
Registry record updated Feb 23, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
244321-1 Issued in NY
Practice address
1650 Grand Concourse
Dept of Emergency Medicine
Bronx, NY 10457
Phone
(248) 320-2320
NPI assigned
Jun 5, 2007
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 23, 2024

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 244321-1 NY Primary

Addresses

Primary practice location

1650 Grand Concourse
Dept of Emergency Medicine
Bronx, NY 10457

Mailing address

211 E 18TH St Apt 3L
New York, NY 10003-3624
Phone (248) 320-2320

Other practice location 1

211 E 18th St Apt 3L
New York, NY 10003-3624
Phone (248) 320-2320

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
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
I20080310000199 NY Practitioner - Emergency Medicine 3375628738 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Wayne State University School of Medicine, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Northeast Medical Group, PLLCGroup PAC ID 6204095201, 16 clinicians

Practice addresses (Care Compare)

370 Central Ave
Fishers Island, NY 06390-7836
Phone (631) 788-7244

Hospital & facility affiliations

  • Bronxcare Hospital Center Hospital, Bronx, NY, CCN 330009
  • Lawrence & Memorial Hospital Hospital, New London, CT, CCN 070007

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
244321-1NYMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Northeast Medical Group, PLLC CurrentSince Jan 19, 2026 Accepting new patients
Bronxcare Health System CurrentSince Apr 15, 2009 Accepting new patients
Bronxcare Health System Emergency Medicine CurrentSince Apr 15, 2009 Accepting new patients
North Shore Long Island Jewish Healthcare Emergency Medicine Past Accepting new patients

Locations

1276 Fulton Ave
Rm 208
Bronx, NY 10456
Phone (718) 901-8918

1650 Grand Concourse
Bronx, NY 10457
Phone (718) 294-7104

18 Rye Ridge Plz
Rye Brook, NY 10573
Phone (914) 253-9252

Networks

  • Healthfirst Medicare Network H5989
  • Healthfirst Medicare Network H1722
  • Healthfirst Medicare Network H9678
  • Healthfirst Medicare Network H3359

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 3

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": "1181001600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1708646400000",
    "number": "1982806493",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "211 E 18TH ST APT 3L",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100033624",
            "telephone_number": "248-320-2320"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1650 GRAND CONCOURSE",
            "address_2": "DEPT OF EMERGENCY MEDICINE",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "10457",
            "telephone_number": "248-320-2320"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "211 E 18th St Apt 3L",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100033624",
            "country_code": "US",
            "telephone_number": "248-320-2320",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KEWSON",
        "first_name": "LEYAM",
        "middle_name": "THERESA",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-06-05",
        "last_updated": "2024-02-23",
        "certification_date": "2024-02-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NY",
            "license": "244321-1",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Bronx, NY

Sources for this page

Verify at the official NPI Registry.