NPIMap

Organization Active NPI

Walker Dialysis LLC

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Hayward, CA
National Provider Identifier
1407161920
Registry record updated Jul 2, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
End-Stage Renal Disease (ESRD) Treatment Clinic/CenterTaxonomy code 261QE0700X
License
550001518 Issued in CA
Legal business name
WALKER DIALYSIS LLC
Practice address
1661 Industrial Pkwy W
Hayward, CA 94544-7046
Phone
(510) 266-5743
Fax
(510) 259-1270
NPI assigned
Aug 9, 2010
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jul 2, 2025

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

Authorized official

Name
Samuel T. Wey
Title
VP, Licensure & Certification
Phone
(615) 341-6641

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
End-Stage Renal Disease (ESRD) Treatment Clinic/Center 261QE0700X 550001518 CA Primary

Addresses

Primary practice location

1661 Industrial Pkwy W
Hayward, CA 94544-7046

Mailing address

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

Other identifiers 1

IdentifierTypeStateIssuer
1407161920MedicaidCA

Other names 1

  • Hayward Mission Hills Dialysis Doing business as

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20101005001253 CA Part A Provider - End-Stage Renal Disease Facility (ESRD) 4981896222 Practice locations: Hayward, CA

Other NPIs with the same Medicare PAC ID 2

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Care Compare: Dialysis facility

Medicare Care Compare
Listed as
DaVita Hayward Mission Hills DialysisCCN 552672
Overall star rating
5.0 of 5
Ownership
Profit
Certified
Apr 28, 2011
Medicare certification status
ActiveFrom the Provider of Services file
Chain
DaVita
Dialysis stations
24

Name & address match This facility record has no NPI; it was connected to this NPI by matching name and address.

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
05D2018296Hayward Mission Hills Dialysis1661 Industrial Pkwy W, Hayward, CA 94544Certificate of waiverDec 30, 2026

National Provider Directory

National Provider Directory
Tax ID family
Fremont at Home3 organizations share this tax ID, including this one

Other organizations with this tax ID 2

Organizations that report the same tax identification number in the National Provider Directory.

Member of 1

Organizations this organization is a member of, according to the National Provider Directory.

Practitioners & affiliated clinicians

Affiliated clinicians 3

Clinicians who list this facility as an affiliation in Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1281312000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1751414400000",
    "number": "1407161920",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5200 VIRGINIA WAY",
            "address_2": "ATT: 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": "1661 INDUSTRIAL PKWY W",
            "city": "HAYWARD",
            "state": "CA",
            "postal_code": "945447046",
            "telephone_number": "510-266-5743",
            "fax_number": "510-259-1270"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "WALKER DIALYSIS LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2010-08-09",
        "last_updated": "2025-07-02",
        "certification_date": "2025-06-17",
        "status": "A",
        "authorized_official_last_name": "WEY",
        "authorized_official_first_name": "SAMUEL",
        "authorized_official_middle_name": "T.",
        "authorized_official_title_or_position": "VP, LICENSURE & CERTIFICATION",
        "authorized_official_telephone_number": "615-341-6641"
    },
    "taxonomies": [
        {
            "code": "261QE0700X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, End-Stage Renal Disease (ESRD) Treatment",
            "state": "CA",
            "license": "550001518",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1407161920",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Hayward Mission Hills Dialysis",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "Hayward Mission Hills Dialysis",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Hayward, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 2, 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.