Individual provider Active NPI

William Klein

  • Physical Therapist
  • Brooklyn, NY
National Provider Identifier
1972258879
Registry record updated Feb 18, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
License
047871-01 Issued in NY
Practice address
71 North 7TH Street
Ground Floor
Brooklyn, NY 11249
Phone
(646) 829-2295
Fax
(212) 379-2131
NPI assigned
Feb 18, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 18, 2022

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 047871-01 NY Primary

Addresses

Primary practice location

71 North 7TH Street
Ground Floor
Brooklyn, NY 11249

Mailing address

31 E 32ND St FL 4
New York, NY 10016-5595
Phone (212) 759-2282

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20220506000180 NY Practitioner - Physical Therapist in Private Practice 1153708466 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physical Therapist in Private Practice
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

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
047871-01NYMDPhysical Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Spear Physical and Occupational Therapy, LLC Physical Therapist CurrentSince Dec 13, 2025 Accepting new patients

Locations

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

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

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

5505 Myrtle Ave
Ridgewood, NY 11385
Phone (347) 408-2387

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": "1645142400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1645142400000",
    "number": "1972258879",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "31 E 32ND ST FL 4",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100165595",
            "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": "71 NORTH 7TH STREET",
            "address_2": "GROUND FLOOR",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "11249",
            "telephone_number": "646-829-2295",
            "fax_number": "212-379-2131"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KLEIN",
        "first_name": "WILLIAM",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-02-18",
        "last_updated": "2022-02-18",
        "certification_date": "2022-02-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "NY",
            "license": "047871-01",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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 Feb 18, 2022; 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.