Individual provider Active NPI

Catherine Christianson, M.S. CCC-SLP

  • Speech-Language Pathologist
  • Boston, MA
National Provider Identifier
1750277174
Registry record updated Aug 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
License
SLP100914 Issued in MA
Practice address
7 Walnut St Apt 1
Boston, MA 02108-3617
Phone
(210) 758-2826
NPI assigned
Jun 13, 2025
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 6, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Speech-Language PathologistGroup: 193400000X SINGLE SPECIALTY GROUP 235Z00000X SLP100914 MA Primary

Addresses

Primary practice location

7 Walnut St Apt 1
Boston, MA 02108-3617

Mailing address

7 Walnut St Apt 1
Boston, MA 02108-3617
Phone (210) 758-2826

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251125001588 MA Practitioner - Qualified Speech Language Pathologist 4284126467 Practice locations: Boston, MA

Care Compare profile

Medicare Care Compare
Specialty
Qualified Speech Language Pathologist
Education
Other, 2023
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

2 Joy St
Apt 5
Boston, MA 02108-1400

2 Joy St
Apt 5
Boston, MA 02108-1412
Phone (210) 758-2826

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Master of Science

State licenses

LicenseStateTypeSpecialty
SLP100914MAMDSpeech-Language Pathologist

NPI Registry JSON

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

{
    "created_epoch": "1749772800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785974400000",
    "number": "1750277174",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7 WALNUT ST APT 1",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021083617",
            "telephone_number": "210-758-2826"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7 WALNUT ST APT 1",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021083617",
            "telephone_number": "210-758-2826"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHRISTIANSON",
        "first_name": "CATHERINE",
        "credential": "M.S. CCC-SLP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-06-13",
        "last_updated": "2026-08-06",
        "certification_date": "2026-08-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Speech-Language Pathologist",
            "state": "MA",
            "license": "SLP100914",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Boston, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 6, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.