Renal Treatment Centers California Inc
NPI 1275661506 · End-Stage Renal Disease (ESRD) Treatment Clinic/Center · Clearlake, CA
Renal Treatment Centers California Inc is a End-Stage Renal Disease (ESRD) Treatment Clinic/Center organization in Clearlake, CA (NPI 1275661506).
Provider details
- NPI number
- 1275661506
- Entity type
- Organization
- Primary specialty
- End-Stage Renal Disease (ESRD) Treatment Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- John Winstel, Chief Accounting Officer(253) 733-4501
- License
- 550000609 (CA)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Clearlake Dialysis
- Doing business as
- Clearlake Dialysis
Registry dates
- Enumerated
- 2007-02-28
- Last updated
- 2022-10-03
- Certified
- 2022-10-03
Frequently asked questions
- What is Renal Treatment Centers California Inc's NPI number?
- Renal Treatment Centers California Inc's National Provider Identifier (NPI) is 1275661506, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Renal Treatment Centers California Inc?
- Renal Treatment Centers California Inc is classified in the NPPES registry as End-Stage Renal Disease (ESRD) Treatment Clinic/Center (Ambulatory Health Care Facilities).
- Where is Renal Treatment Centers California Inc located?
- Renal Treatment Centers California Inc's practice location on file with NPPES is 14400 Olympic Dr, Clearlake, CA 95422-8809.
- What is Renal Treatment Centers California Inc's phone number?
- The practice phone number listed in the NPPES registry for Renal Treatment Centers California Inc is (707) 994-9785.
- Who is the authorized official for Renal Treatment Centers California Inc?
- The authorized official listed on Renal Treatment Centers California Inc's NPPES record is John Winstel, Chief Accounting Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Renal Treatment Centers California Inc's NPI active?
- Yes — Renal Treatment Centers California Inc's NPI (1275661506) is active in the NPPES registry as of the last update on 2022-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.