NPIMap

Individual provider Active NPI

Kathryn Silva, AGPCNP-BC, WHNP-BC

  • Primary Care Nurse Practitioner
  • Boston, MA
National Provider Identifier
1811364953
Registry record updated Sep 8, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Primary Care Nurse PractitionerTaxonomy code 363LP2300X
License
RN2292281 Issued in MA
Practice address
1601 Washington St
Boston, MA 02118-1951
Phone
(617) 425-2000
NPI assigned
Aug 24, 2015
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 8, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Adult Health Nurse Practitioner 363LA2200X RN2292281 MA
Primary Care Nurse Practitioner 363LP2300X RN2292281 MA Primary
Gerontology Nurse Practitioner 363LG0600X RN2292281 MA
Women's Health Nurse Practitioner 363LW0102X RN2292281 MA

Addresses

Primary practice location

1601 Washington St
Boston, MA 02118-1951

Mailing address

1601 Washington St
Boston, MA 02118-1951
Phone (617) 425-2000

Other names 1

  • Kathryn Levasseur Former name

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
I20160122000143 MA Practitioner - Nurse Practitioner 6507169737 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Internal Medical Associates-EbnhcGroup PAC ID 6103814371, 239 clinicians

Practice addresses (Care Compare)

10 Gove St
East Boston, MA 02128-1920
Phone (617) 569-5800

Hospital & facility affiliations

  • Boston Medical Center Hospital, Boston, MA, CCN 220031
  • Brigham and Women'S Hospital Hospital, Boston, MA, CCN 220110

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Certified Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
RN2292281MAMDWomen's Health Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Medical Associates of Ebnhc Current Accepting new patients
Internal Medical Associates-Ebnhc CurrentSince Feb 1, 2020 Accepting new patients
Neighborhealth Corporation CurrentSince Feb 1, 2020 Accepting new patients
Neighborhealth Corporation Past Accepting new patients

Locations

1601 Washington St
Boston, MA 02118
Phone (617) 425-2000

10 Grove St
East Boston, MA 02128
Phone (617) 569-5800

Interoperability endpoints

  • Direct secure messaging: klevasseur27856@direct.neighborhealth.masshiway.net

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 9

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": "1440374400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788825600000",
    "number": "1811364953",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1601 WASHINGTON ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021181951",
            "telephone_number": "617-425-2000",
            "fax_number": "617-425-2031"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1601 WASHINGTON ST",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021181951",
            "telephone_number": "617-425-2000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SILVA",
        "first_name": "KATHRYN",
        "credential": "AGPCNP-BC, WHNP-BC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-08-24",
        "last_updated": "2026-09-08",
        "certification_date": "2026-09-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Adult Health",
            "state": "MA",
            "license": "RN2292281",
            "primary": false
        },
        {
            "code": "363LP2300X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Primary Care",
            "state": "MA",
            "license": "RN2292281",
            "primary": true
        },
        {
            "code": "363LG0600X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Gerontology",
            "state": "MA",
            "license": "RN2292281",
            "primary": false
        },
        {
            "code": "363LW0102X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Women's Health",
            "state": "MA",
            "license": "RN2292281",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATHRYN",
            "last_name": "LEVASSEUR",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.