Individual provider Active NPI

Tess Powers-Lagos, CCC-SLP

  • Speech-Language Pathologist
  • Holliston, MA
National Provider Identifier
1922972413
Registry record updated Sep 30, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Speech-Language PathologistTaxonomy code 235Z00000X
License
SLP101509 Issued in MA
Practice address
484 Underwood St
Holliston, MA 01746-1511
Phone
(781) 392-7588
NPI assigned
Sep 30, 2025
Last updated
Sep 30, 2025By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 30, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Speech-Language Pathologist 235Z00000X 035937-01 NY
Speech-Language Pathologist 235Z00000X SLP101509 MA Primary

Addresses

Primary practice location

484 Underwood St
Holliston, MA 01746-1511

Mailing address

484 Underwood St
Holliston, MA 01746-1511

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251106001922 NY Practitioner - Qualified Speech Language Pathologist 8123518313 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Qualified Speech Language Pathologist
Education
Other, 2024
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

Great Neck, NY 11021
Phone (212) 842-0080

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
SLP101509MAMDSpeech-Language Pathologist
035937-01NYMDSpeech-Language Pathologist

Practice roles

OrganizationSpecialtyStatusNew patients
New York Physical and Occupational Therapy Services, PLLC CurrentSince Oct 29, 2025 Accepting new patients
Outreach Physical and Occupational Therapy & Speech Rehabilitation, PLLC Speech-Language Pathologist CurrentSince Nov 10, 2025 Accepting new patients

Locations

2579 Ocean Ave
Fl 3
Brooklyn, NY 11229
Phone (646) 780-0925

3 Grace Ave
Ste 119
Great Neck, NY 11021
Phone (212) 842-0080

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1759190400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759190400000",
    "number": "1922972413",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "484 UNDERWOOD ST",
            "city": "HOLLISTON",
            "state": "MA",
            "postal_code": "017461511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "484 UNDERWOOD ST",
            "city": "HOLLISTON",
            "state": "MA",
            "postal_code": "017461511",
            "telephone_number": "781-392-7588"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "POWERS-LAGOS",
        "first_name": "TESS",
        "credential": "CCC-SLP",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-09-30",
        "last_updated": "2025-09-30",
        "certification_date": "2025-09-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "NY",
            "license": "035937-01",
            "primary": false
        },
        {
            "code": "235Z00000X",
            "taxonomy_group": "",
            "desc": "Speech-Language Pathologist",
            "state": "MA",
            "license": "SLP101509",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Holliston, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 30, 2025; 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.