Individual provider Active NPI

Katelyn Elizabeth Dufour, ARNP

  • Pediatric Nurse Practitioner
  • Boston, MA
National Provider Identifier
1346788973
Registry record updated Apr 2, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Nurse PractitionerTaxonomy code 363LP0200X
License
RN2343965 Issued in MA
Practice address
450 Brookline Ave
Boston, MA 02215-5450
Phone
(617) 632-3570
Fax
(617) 632-4410
NPI assigned
Feb 2, 2017
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 2, 2021

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Nurse Practitioner 363LP0200X AP60730651 WA
Pediatric Nurse Practitioner 363LP0200X RN2343965 MA Primary

Addresses

Primary practice location

450 Brookline Ave
Boston, MA 02215-5450

Mailing address

450 Brookline Ave
Boston, MA 02215-5450
Phone (617) 632-3570

Other practice location 1

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

Other names 1

  • Katelyn Dufour O'Brien Former name

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20260112000733 NY Practitioner - Nurse Practitioner 8123303518 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

1 Park Ave FL
Suite 11
New York, NY 10016-5818

700 Hicksville Rd
Bethpage, NY 11714-3471

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
New York University CurrentSince Oct 8, 2025 Accepting new patients
New York University CurrentSince Oct 8, 2025 Accepting new patients

Networks

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

Interoperability endpoints

  • Direct secure messaging: kdufour734810@nyumc.direct-ci.com

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1485993600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1617321600000",
    "number": "1346788973",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "450 BROOKLINE AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155450",
            "telephone_number": "617-632-3570",
            "fax_number": "617-632-4410"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "450 BROOKLINE AVE",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "022155450",
            "telephone_number": "617-632-3570",
            "fax_number": "617-632-4410"
        }
    ],
    "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": "DUFOUR",
        "first_name": "KATELYN",
        "middle_name": "ELIZABETH",
        "credential": "ARNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-02-02",
        "last_updated": "2021-04-02",
        "certification_date": "2021-04-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Pediatrics",
            "state": "WA",
            "license": "AP60730651",
            "primary": false
        },
        {
            "code": "363LP0200X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Pediatrics",
            "state": "MA",
            "license": "RN2343965",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATELYN",
            "last_name": "O'BRIEN",
            "middle_name": "DUFOUR",
            "credential": "ARNP",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Boston, MA

Sources for this page

Verify at the official NPI Registry.