Individual provider Active NPI

Seth Barrett

  • Physical Therapist
  • Fitchburg, MA
National Provider Identifier
1033865076
Registry record updated Dec 1, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
License
88987 Issued in MA
Practice address
28 Ashby State Rd
Fitchburg, MA 01420-2002
Phone
(978) 400-3690
NPI assigned
Feb 28, 2022
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Dec 1, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical TherapistGroup: 193400000X SINGLE SPECIALTY GROUP 225100000X 88987 MA Primary

Addresses

Primary practice location

28 Ashby State Rd
Fitchburg, MA 01420-2002

Mailing address

28 Ashby State Rd
Fitchburg, MA 01420-2002
Phone (978) 400-3690

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251203002990 MA Practitioner - Physical Therapist in Private Practice 5991298432 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physical Therapist in Private Practice
Education
Other, 2025
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Greendale Physical Therapy LLCGroup PAC ID 9133013691, 36 clinicians

Practice addresses (Care Compare)

28 Ashby State Rd
Fitchburg, MA 01420-2002
Phone (978) 400-3690

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
88987MAMDPhysical Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Greendale Physical Therapy, LLC Single Specialty CurrentSince Nov 6, 2025 Accepting new patients

Locations

28 Ashby State Rd
Fitchburg, MA 01420
Phone (978) 400-3690

280 Boston Tpke
Shrewsbury, MA 01545
Phone (508) 753-7780

Organizations & group practices 1

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": "1646006400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764547200000",
    "number": "1033865076",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "28 ASHBY STATE RD",
            "city": "FITCHBURG",
            "state": "MA",
            "postal_code": "014202002",
            "telephone_number": "978-400-3690"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "28 ASHBY STATE RD",
            "city": "FITCHBURG",
            "state": "MA",
            "postal_code": "014202002",
            "telephone_number": "978-400-3690"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BARRETT",
        "first_name": "SETH",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2022-02-28",
        "last_updated": "2025-12-01",
        "certification_date": "2025-12-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Physical Therapist",
            "state": "MA",
            "license": "88987",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fitchburg, MA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 1, 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.