Organization · Type 2 NPI

Brimfield Dialysis, LLC

End-Stage Renal Disease (ESRD) Treatment Clinic/Center · Castro Valley, CA

NPI number 1972149466 Active

Practice location

20359 Lake Chabot Rd
Castro Valley, CA 94546-5309

Call (510) 889-9973 Map

Fax (510) 582-1173

Mailing address

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

Specialties and licenses

Taxonomy	Code	License
End-Stage Renal Disease (ESRD) Treatment Clinic/Center Primary	261QE0700X	None listed

End-Stage Renal Disease (ESRD) Treatment Clinic/Center: Definition to come...

NPI record

NPI: 1972149466
Entity type: Organization (Type 2)
Issued: Nov 20, 2019
Last updated: Oct 14, 2026
Status: Active

Other names

<unavail>
Castro Valley Dialysis · doing business as
Castro Valley Dialysis · doing business as

Authorized official

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

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This page mirrors the public NPPES file. For credentialing or billing, confirm it on the official CMS NPI Registry, and check the license with the state board.

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About NPI 1972149466

Brimfield Dialysis, LLC's National Provider Identifier is 1972149466, issued on Nov 20, 2019. The primary taxonomy on file is End-Stage Renal Disease (ESRD) Treatment Clinic/Center (261QE0700X), and the practice location is in Castro Valley, CA. The record was last updated on Oct 14, 2026.