NPIMap

Organization Active NPI

Knickerbocker Dialysis Inc

Doing business as Williamsbridge Dialysis Center

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Bronx, NY
National Provider Identifier
1659773067
Registry record updated Nov 13, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
End-Stage Renal Disease (ESRD) Treatment Clinic/CenterTaxonomy code 261QE0700X
Legal business name
KNICKERBOCKER DIALYSIS INC
Doing business as
Williamsbridge Dialysis Center
Practice address
3525 White Plains Rd
Ste B
Bronx, NY 10467-5705
Phone
(718) 547-4562
Fax
(718) 231-2350
NPI assigned
Sep 17, 2014
Last updated
Nov 13, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Nov 13, 2025

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

Authorized official

Name
Samuel Wey
Title
Assistant Secretary
Phone
(615) 341-6641

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
End-Stage Renal Disease (ESRD) Treatment Clinic/Center 261QE0700X Primary

Addresses

Primary practice location

3525 White Plains Rd
Ste B
Bronx, NY 10467-5705

Mailing address

5200 Virginia Way
L&C Dept
Brentwood, TN 37027-7569

Other identifiers 1

IdentifierTypeStateIssuer
04458944MedicaidNY

Other names 1

  • Williamsbridge Dialysis Center Doing business as

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20140926000323 NY Part A Provider - End-Stage Renal Disease Facility (ESRD) 9436178191 Practice locations: Bronx, NY

National Provider Directory

National Provider Directory
Tax ID family
Knickerbocker Dialysis Inc65 organizations share this tax ID, including this one

Organizations with this tax ID in the same state 24

This tax ID family is large, so up to 24 of its organizations in the same state are linked here.

View all 24

Locations

3525 White Plains Rd
Ste B
Bronx, NY 10467
Phone (718) 547-4562

NPI Registry JSON

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

{
    "created_epoch": "1410912000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1762992000000",
    "number": "1659773067",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5200 VIRGINIA WAY",
            "address_2": "L&C DEPT",
            "city": "BRENTWOOD",
            "state": "TN",
            "postal_code": "370277569"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3525 WHITE PLAINS RD",
            "address_2": "STE B",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "104675705",
            "telephone_number": "718-547-4562",
            "fax_number": "718-231-2350"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "KNICKERBOCKER DIALYSIS INC",
        "organizational_subpart": "NO",
        "enumeration_date": "2014-09-17",
        "last_updated": "2025-11-13",
        "certification_date": "2025-11-13",
        "status": "A",
        "authorized_official_last_name": "WEY",
        "authorized_official_first_name": "SAMUEL",
        "authorized_official_title_or_position": "ASSISTANT SECRETARY",
        "authorized_official_telephone_number": "615-341-6641"
    },
    "taxonomies": [
        {
            "code": "261QE0700X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, End-Stage Renal Disease (ESRD) Treatment",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "04458944",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Williamsbridge Dialysis Center",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Williamsbridge Dialysis Center",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Bronx, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 13, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.