Individual provider Active NPI

Jillian McMasters, OTD

  • Occupational Therapist
  • Williamsville, NY
National Provider Identifier
1861083255
Registry record updated Sep 24, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Occupational TherapistTaxonomy code 225X00000X
License
025099 Issued in NY
Practice address
40 George Karl Blvd Ste 140
Williamsville, NY 14221-7183
Phone
(716) 539-0888
Fax
(716) 539-0889
NPI assigned
Jan 29, 2021
Last updated
Sep 24, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 24, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Occupational Therapist 225X00000X 025099 NY Primary

Addresses

Primary practice location

40 George Karl Blvd Ste 140
Williamsville, NY 14221-7183

Mailing address

Box 8000 Dept 314
Buffalo, NY 14267-0002
Phone (716) 213-0772

Other identifiers 1

IdentifierTypeStateIssuer
06395808MedicaidNY

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20210308000645 NY Practitioner - Occupational Therapist in Private Practice 5496161044 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Occupational Therapist in Private Practice
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

40 George Karl Blvd
Suite 140
Williamsville, NY 14221-7183
Phone (716) 539-0888

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Buffalo Rehab Group Physical Therapy and Occupational Therapy PC CurrentSince Jan 4, 2021 Accepting new patients

Locations

8000 Box
Buffalo, NY 14267
Phone (716) 213-0772

5190 Transit Rd
Depew, NY 14043
Phone (716) 651-0100

5589 Transit Rd
East Amherst, NY 14051
Phone (716) 568-1251

230 Main St
East Aurora, NY 14052
Phone (716) 333-8723

60 Main St
Ste 1
Hamburg, NY 14075
Phone (716) 649-1618

4901 Camp Rd
Ste 300
Hamburg, NY 14075
Phone (716) 464-1102

2760 Delaware Ave
Kenmore, NY 14217
Phone (716) 423-2262

4200 N Buffalo Rd
Orchard Park, NY 14127
Phone (716) 539-2900

2100 Union Rd
West Seneca, NY 14224
Phone (716) 656-8600

40 George Karl Blvd
Ste 140
Williamsville, NY 14221
Phone (716) 458-1990

150 Tech Dr
Williamsville, NY 14221
Phone (716) 276-8300

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, 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": "1611878400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758672000000",
    "number": "1861083255",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "BOX 8000 DEPT 314",
            "city": "BUFFALO",
            "state": "NY",
            "postal_code": "142670002",
            "telephone_number": "716-213-0772",
            "fax_number": "716-324-5004"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "40 GEORGE KARL BLVD STE 140",
            "city": "WILLIAMSVILLE",
            "state": "NY",
            "postal_code": "142217183",
            "telephone_number": "716-539-0888",
            "fax_number": "716-539-0889"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCMASTERS",
        "first_name": "JILLIAN",
        "credential": "OTD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-01-29",
        "last_updated": "2025-09-24",
        "certification_date": "2025-09-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225X00000X",
            "taxonomy_group": "",
            "desc": "Occupational Therapist",
            "state": "NY",
            "license": "025099",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "06395808",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Williamsville, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 24, 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.