Davita Four Rivers Dialysis Center
A dialysis facility in Ontario, Oregon 97914
515 East Lane, Ontario, Oregon 97914. (541) 889-9557.
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The short answer
Record last released by CMS on Oct 14, 2026.
- 3of 5 CMS’s star rating
- Not rated patient survey rating
- 3 deficiencies cited in the last three years
- 13 dialysis stations
Each figure’s source sits beside it, in its section below.
What these words mean3
- Star ratings
- CMS rates some kinds of place from 1 to 5 stars, more stars meaning better on CMS’s own measures for that kind: for a nursing home, its health inspections, staffing and quality measures. A rating is CMS’s summary of those measures; it doesn’t promise good care. Source: CMS, Care Compare and the Five-Star Quality Rating System.
- Inspection (survey)
- A visit by state inspectors, often unannounced, who check a place against the rules it must meet. For nursing homes and other places Medicare pays, CMS calls these visits surveys: a standard survey of a nursing home comes at least every 15 months, and a complaint survey whenever a complaint calls for one. Source: CMS; 42 CFR 488.308.
- Deficiency, citation, violation
- What inspectors write up when a place didn’t meet a rule: the rule, what they saw, and when. CMS calls it a deficiency; states may say citation or violation. It is the inspectors’ finding, not a court’s, and the place is usually asked for a plan to correct it. Source: CMS, statement of deficiencies (Form CMS-2567); each state’s licensing agency.
What did inspectors find?
The last inspection on record was on May 21, 2025: a standard inspection.
3 deficiencies cited in the last three years.
CMS, QCOR Dialysis Facility (ESRD) 2567 statements of deficiencies. Released Oct 14, 2026. Updated monthly.
When those deficiencies happened
3 deficiencies in 1 month of the last 36. Last cited May 2025. Most serious: Standard-level. The last 3 years, to Oct 19, 2026.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | Nov | Dec | ||||||||||
| 2024 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 2025 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| 2026 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct |
Hover or focus a month to read it.
Hearth Record drew this from the dates and levels in the source’s own records.
Each deficiency, as cited
Rule titles as CMS’s inspectors cite them, set in sentence case.
CMS, QCOR Dialysis Facility (ESRD) 2567 statements of deficiencies. Released Oct 14, 2026. Updated monthly.
May 21, 2025: standard inspection3 deficiencies
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Environment: Secure And Restricted
The inspectors’ words, 152 words
“ENVIRONMENT-SECURE & RESTRICTED CFR(s): 494.40(a) 8 Environment: secure & restricted The water purification and storage system should be located in a secure area that is readily accessible to authorized users. The location should be chosen with a view to minimizing the length and complexity of the distribution system. Access to the purification system should be restricted to those individuals responsible for monitoring and maintenance of the system. This Standard is not met as evidenced by: 31224 Based on interview and observation, it was determined that the water purification and storage system was not secured or restricted to prevent access by unauthorized users. Findings: Observation of the facility on 05/20/2025 beginning at 0935 revealed the door to access the water purification system had the same door lock code as the other interior doors of the facility. During interview with the FA and MCS on 05/20/2025 at approximately 1500, the above observation was confirmed.”
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Pe - Equipment Maintenance - Manufacturer’S Dfu
The inspectors’ words, 142 words
“PE-EQUIPMENT MAINTENANCE-MANUFACTURER’S DFU CFR(s): 494.60(b) The dialysis facility must implement and maintain a program to ensure that all equipment (including emergency equipment, dialysis machines and equipment, and the water treatment system) are maintained and operated in accordance with the manufacturer’s recommendations. This Standard is not met as evidenced by: 31224 Based on interview and the review of documentation, it was determined that the facility failed to ensure that all equipment was maintained and operated in accordance with the manufactures’ recommendations. Findings: Review of the facility’s “Oxygen Concentrator Filter Cleaning Log (as required by manufacturer)” revealed: * The designated cleaning frequency specified by manufacturer instructions was “weekly.” * For 2025, one weekly filter cleaning was documented on 01/02/2025 for 7 of 7 oxygen concentrators. No other weekly filter cleanings were documented. During interview on 05/20/2025 at 1415, the MCS confirmed the above findings.”
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Appropriateness Of Dialysis Rx
The inspectors’ words, 650 words
“PA-APPROPRIATENESS OF DIALYSIS RX CFR(s): 494.80(a)(2) The patient’s comprehensive assessment must include, but is not limited to, the following: (2) Evaluation of the appropriateness of the dialysis prescription, This Standard is not met as evidenced by: 31224 Based on interview, review of patient medical records and review of documentation, it was determined that the facility failed to ensure that patients received appropriate and timely hemodialysis treatment and monitoring for 4 of 4 ICHD patients (Patient #s 1-4). Findings: Patient #1 Review of Patient #1’s Treatment Details Reports dated 04/19/2025 through 05/17/2025 (13 treatments) revealed the patient’s VS, visualization and access checks were late during 8 of 13 treatments. Examples include, but are not limited to: * On 04/24/2025, the PCT documented a VS and access check at 0632. The next VS and access check was documented at 0741, 69 minutes later. After 0741, the next VS and access check was documented at 0943, 122 minutes. * On 05/06/2025, the PCT documented a VS and access check at 0812. The next VS and access check was documented at 0904, 51 minutes later. * Similar findings were noted on 04/19/2025, 04/26/2025, 04/29/2025, 05/01/2025, 05/03/2025, and 05/15/2025. Patient #2 Review of Patient #2’s Treatment Details Reports dated 04/21/2025 through 05/19/2025 (13 treatments) revealed the patient’s VS, visualization and access checks were late during 5 of 13 treatments. Examples include, but are not limited to: * On 04/28/2025, a PCT documented a VS and access check at 1310. The next VS and access check was documented at 1440, 80 minutes later. *Similar findings were noted on 04/21/2025, 04/30/2025, 05/09/2025 and 05/19/2025. Patient #3 Review of Patient #3’s Treatment Details Reports dated 04/21/2025 through 05/19/2025 (13 treatments) revealed the patient’s VS, visualization and access checks were late during 11 of 13 treatments. Examples include, but are not limited to: * On 04/25/2025, the PCT documented a VS and access check at 0935. The next VS and access check was documented at 1219, 164 minutes later. * On 05/09/2025, the PCT documented a VS and access check at 0908. The next VS and access check was documented at 1017, 69 minutes later. After 1017, the next VS and access check was documented at 1107, 49 minutes later. * Similar findings were noted on 04/21/2025, 04/28/2025, 04/30/2025, 05/02/2025, 05/05/2025, 05/07/2025, 05/14/2025, 05/16/2025, and 05/19/2025. Patient #4 Review of Patient #4’s Treatment Details Reports dated 04/19/2025 through 05/17/2025 (13 treatments) revealed the patient’s VS, visualization and access checks were late during 8 of 13 treatments. Examples include, but are not limited to: * On 04/24/2025, the PCT documented a VS and access check at 1224. The next VS and access check was documented at 1614, 230 minutes later. At 1614, the PCT documented that treatment was terminated. Staff failed to document VS and access checks throughout the entire treatment. * On 05/08/2025, the PCT documented a VS and access check at 0810. The next VS and access check was at 0919, 69 minutes later. At 1009, the PCT documented a VS and access check. The next VS and access check was documented at 1116, 67 minutes later. * Similar findings were noted on 04/22/2025, 04/25/2025, 04/28/2025, 05/10/2025, 05/15/2025 and 05/17/2025. Review of facility policy titled, “Pre-Intra-Post Treatment Data Collection, Monitoring and Nursing Assessment,” with a last revision date of April 2024, stipulated, * “Vital signs and treatment monitoring...are completed at least every thirty (30) minutes.” * “At a minimum, obtain and document the following: i. Blood pressure ii. Heart or pulse rate iii. Blood and dialysate flows, arterial and venous pressures iv. Fluid removal and/or replacement v. Vascular access visible and line connections intact. vi. Patient subjective statement(s) i.e. patient report on overall health, any complaints.” * “The vascular access site, blood line connections and the patient’s face should be visible throughout the dialysis treatment.” During an interview on 05/21/2025 at 1040, the MCS confirmed the above findings.”
The one inspection in the last three years
| Date | Visit | What the record says |
|---|---|---|
| May 21, 2025 | Standard inspection | 3 deficiencies cited |
Is it certified?
- Medicare-certified dialysis facility, certified or last recertified on Oct 11, 1988.
- Run for profit.
- No For hospices, home health agencies, hospitals and dialysis facilities, CMS writes deficiencies at two levels. Standard is the usual one; condition-level is the more serious, when a problem is serious enough that the provider doesn’t meet a whole condition of taking part in Medicare. Source: CMS, State Operations Manual. deficiency on record in the last three years.
- Chain: DaVita.
CMS, Dialysis Facility - Listing by Facility. Released Jul 15, 2026. Updated quarterly.
CMS, QCOR Dialysis Facility (ESRD) 2567 statements of deficiencies. Released Oct 14, 2026. Updated monthly.
Has it been penalized?
- CMS doesn’t publish fines or other penalties for dialysis facilities.
- None of the deficiencies cited in the last three years came from an inspection that included a complaint investigation.
CMS, QCOR Dialysis Facility (ESRD) 2567 statements of deficiencies. Released Oct 14, 2026. Updated monthly.
What does it offer?
- Offers in-center hemodialysis and peritoneal dialysis.
- Doesn’t offer home hemodialysis training and a shift starting at 5 p.m. or later.
- 13 dialysis stations.
- CMS doesn’t publish staffing levels for dialysis facilities.
CMS, Dialysis Facility - Listing by Facility and Patient survey (ICH CAHPS) - Facility. Released Jul 15, 2026. Updated quarterly.
Who owns it?
- Part of the DaVita chain, as CMS lists it.
- CMS publishes no owners file for dialysis facilities, so no other owner is named.
CMS, Dialysis Facility - Listing by Facility. Released Jul 15, 2026. Updated quarterly.
How do patients fare?
- CMS rates it 3 of 5 stars (Jan 1, 2021 to Dec 31, 2024).
- Compared by CMS with what it expects for the facility’s patients: patient survival, as expected; hospital admissions, as expected; readmissions to hospital, as expected; blood transfusions, as expected; emergency department visits, as expected; emergency department visits within 30 days of a hospital stay, as expected; bloodstream infections, as expected; patients dialysing through a fistula, as expected; patients on a kidney transplant waitlist, as expected.
- CMS gives no CMS rates some kinds of place from 1 to 5 stars, more stars meaning better on CMS’s own measures for that kind: for a nursing home, its health inspections, staffing and quality measures. A rating is CMS’s summary of those measures; it doesn’t promise good care. Source: CMS, Care Compare and the Five-Star Quality Rating System.: “Too few completed survey responses to report.”
CMS, Dialysis Facility - Listing by Facility and Patient survey (ICH CAHPS) - Facility. Released Jul 15, 2026. Updated quarterly.
| Measure | Rating |
|---|---|
| Star ratingCMS’s star rating for dialysis facilities, 1 to 5 | 3 of 5 |
| Patient survey ratingCMS star rating from its survey of the facility’s in-center hemodialysis patients (ICH CAHPS), 1 to 5 | Not rated |
How does it compare nearby?
- No other dialysis facility CMS lists is in Malheur County.
CMS, Dialysis Facility - Listing by Facility. Released Jul 15, 2026. Updated quarterly.
What the record doesn’t say
- CMS doesn’t publish fines or other penalties for dialysis facilities, so none are shown.
- Only complaints that led to a citation appear; complaints that didn’t aren’t published.
- QCOR says it has no dialysis inspection reports after February 19, 2026, while it moves to a new system: a later inspection is not shown yet.
- CMS doesn’t publish staffing levels for dialysis facilities.
- CMS publishes no owners file for dialysis facilities: the chain it lists is the only owner named.
Sources
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Centers for Medicare & Medicaid Services, Dialysis Facility - Listing by Facility (23ew-n7w9).
Released Jul 15, 2026 and checked Oct 19, 2026. Updated quarterly. Public domain (U.S. Government work).
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Centers for Medicare & Medicaid Services, Patient survey (ICH CAHPS) - Facility (59mq-zhts).
Released Jul 15, 2026 and checked Oct 19, 2026. Updated quarterly. Public domain (U.S. Government work).
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Centers for Medicare & Medicaid Services, QCOR Dialysis Facility (ESRD) 2567 statements of deficiencies (ESRD_2567s_2018_to_2026YTD.xlsx).
Released Oct 14, 2026 and checked Oct 19, 2026. Updated monthly. Public domain (U.S. Government work).
If you believe something here is wrong, a correction starts with the agency whose record this copies: CMS. CMS’s own record is on Care Compare. If Hearth Record copied something wrongly, it will fix it and log the correction publicly, with its date: how corrections work.
This copy of the record was made on Oct 19, 2026.
From the facility
The public record above comes first. Anything the facility adds will appear here, below it, and say who wrote it.
Replies
None. Replies aren’t open yet. When they open, the facility will be able to answer any finding for free, and the reply will show beside that finding, unedited and dated.
Paid listing
None. Paid listings aren’t open yet. When they open, anything paid for will say “Paid by the facility”, and paying will never change a finding, a rating or the order of results.