Individual provider Active NPI

Alyssa Castelli, PT, DPT

  • Physical Therapist
  • Brooklyn, NY
National Provider Identifier
1346020518
Registry record updated Aug 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
License
050813-01 Issued in NY
Practice address
224 Grand St
Brooklyn, NY 11211-4303
Phone
(646) 222-9340
NPI assigned
Oct 4, 2023
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 20, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapist 225100000X 050813-01 NY Primary

Addresses

Primary practice location

224 Grand St
Brooklyn, NY 11211-4303

Mailing address

102 Madison Ave FL 8
New York, NY 10016-7584
Phone (212) 759-2282

Other names 1

  • Alyssa Kopsidas Former name

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20231023001433 NY Practitioner - Physical Therapist in Private Practice 5193171460 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physical Therapist in Private Practice
Education
Other, 2023
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Spear Physical and Occupational Therapy, LLCGroup PAC ID 6901832112, 582 clinicians

Practice addresses (Care Compare)

71 N 7TH St
Brooklyn, NY 11249-3005
Phone (646) 829-2295

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
050813-01NYMDPhysical Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Spear Physical and Occupational Therapy, LLC Physical Therapist CurrentSince Oct 9, 2023 Accepting new patients

Locations

71 N 7th St
Brooklyn, NY 11249
Phone (646) 829-2295

102 Madison Ave
Fl 8
New York, NY 10016

31 E 32nd St
Fl 4
New York, NY 10016
Phone (646) 973-5427

120 E 56th St
Rm 1010
New York, NY 10022
Phone (646) 790-7466

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": "1696377600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787184000000",
    "number": "1346020518",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "102 MADISON AVE FL 8",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100167584",
            "telephone_number": "212-759-2282",
            "fax_number": "212-379-2123"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "224 GRAND ST",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112114303",
            "telephone_number": "646-222-9340"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CASTELLI",
        "first_name": "ALYSSA",
        "credential": "PT, DPT",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-10-04",
        "last_updated": "2026-08-20",
        "certification_date": "2026-08-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "NY",
            "license": "050813-01",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ALYSSA",
            "last_name": "KOPSIDAS",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Brooklyn, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 20, 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.