Deficiency Index

Lone Tree Post Acute

Antioch, California · CCN 056021

29 surveys since 2011, 5 of them producing a finding at harm level or worse.

Data as of , released by CMS on October 8, 2026. Source: CMS Provider Data Catalog.

Citations on record
119
Surveys
29
Harm or worse
5
Immediate jeopardy
1
The record, 2011–2026
’11’15’20’25’26
No harm recordedHarm or worseNot surveyed
Immediate jeopardy1

Findings at the most serious level CMS records.

Beyond CMS’s monthly file25/29

Older surveys no longer in CMS’s monthly file or on Care Compare. They are shown here.

The facility

Certified beds
99
Ownership
For profit - Limited Liability company
Chain
PACS GROUP
County
Contra Costa
Medicare-certified since
1979

CMS ratings

Overall
5
Health inspection
4
Staffing
3
Quality measures
5

CMS’s own Five-Star ratings.

Compared with similar facilities

Since 2021, this facility recorded somewhat fewer weighted findings than its peer group.

Weighted by harm level, against 423 for-profit facilities of 66–99 beds in California.

Last survey on record

May 1, 2026

192 days ago.

Counts surveys with at least one finding. A clean survey leaves no record here, so the real gap may be shorter.

Staffing

MeasureThis facilityPeer median
Nurse hours per resident day4.034.16
Registered-nurse hours per resident day0.59—
Annual nurse turnover33.0%37.5%

As reported by the facility to CMS, beside the peer-group median.

Enforcement

No fines, payment denials or special-focus designation on the current CMS record.

Severity of recent findings

Citations by CMS scope and severity. Rows are harm level, columns are how widespread the finding was.
SeverityIsolatedPatternWidespread
Immediate jeopardyJ—K—L—
Actual harmG—H—I—
No harm, potential for more than minimalD1655.2%E1137.9%F26.9%
No harm, potential for minimalA—B—C—
CMS’s current file: 29 of the 119 citations on record.

Most frequently cited here

In CMS’s current monthly file.

  • F7593×

    Ensure medication error rates are not 5 percent or greater.

  • F5502×

    Honor the resident's right to a dignified existence, self-determination, communication, and to exercise his or her rights.

  • F6952×

    Provide safe and appropriate respiratory care for a resident when needed.

  • F8122×

    Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards.

  • F5581×

    Reasonably accommodate the needs and preferences of each resident.

In the surveyor’s words

From the most serious findings on record at Lone Tree Post Acute, in the surveyor’s own words.

  • Immediate jeopardy, patternF919May 22, 2023

    Based on observation, interview, and record review, the facility failed to repair and maintain a functional resident call light system (the means of communication between residents and staff) in residents' rooms, bathrooms, and shower rooms for a period of four months. The facility had 14 of 26 sampled residents with identified malfunctioning call lights (Residents 4, 5, 6, 9, 8, 11, 13, 15, 1, 3, 14, 12, 10, and 7), an alternative interim call bell (commonly known as service/reception bell) system/ process was not utilized, and residents had no means of calling for assistance. […]

  • Actual harm, isolatedF686Apr 15, 2021

    Based on observation, interview and record review, the facility failed to ensure one (Resident 24) of one sampled residents did not develop a pressure ulcer (localized injury to the skin and/or underlying tissue usually over a bony prominence as a result of pressure) and provide the necessary assessment, treatment and services to promote healing of a pressure ulcer when: Resident 24 developed a pressure ulcer over the buttocks and sacrum (large triangular bone in the lower back) on 12/24/20 and was not assessed or treated until 1/1/21, which resulted in Resident 24 developing a pressure ulcer and later development into a stage 4 (a wound with full thickness tissue loss with exposed bone, tendon, or muscle. Slough or eschar may be present on some parts of the wound bed). […]

  • No harm, potential for more than minimal, widespreadF836Apr 27, 2026

    Based on observation, interview and record review, the facility failed to follow state Title 22 regulations and ensure the social services department was staff and supervised by a qualified social worker which affected all 98 residents.This failure resulted in all residents receiving social services care from unqualified staff.During an interview on 4/9/26, at 1:24 p.m., with the Social Services Director (SSD), SSD stated they were the primary staff responsible for the social services department. SSD stated they had bachelor's degree in engineering.During a concurrent interview and record review on 4/10/26, at 9:40 a.m., with Human Resources (HR), SSD's two job descriptions both titled, Job Description: Social Services Director, dated 3/2017 and 2/2024 was reviewed. […]

  • No harm, potential for more than minimal, widespreadF732Apr 10, 2025

    Based on observation, interview and document review, the facility failed to post direct care daily staffing data on a daily basis. This failure resulted in nurse staffing data not being posted in a visible and prominent place where it was accessible to residents and visitors. Findings: During multiple observations on 4/7/25, and 4/8/25, there was no staffing data posted in facility's reception, nursing station and/or hallways area. During an interview and record review on 4/9/25 at 12:07 p.m., with the Staff Scheduler (SS 1), facility's Nursing Staff Sign in Binder was reviewed. The binder had a document titled the census and direct care services hours per patient day (DHPPD). […]

  • No harm, potential for more than minimal, patternF605May 1, 2026

    Based on interview, and record review, the facility failed to ensure non-pharmacological interventions (without the use of medication or drugs) were implemented and documented for 3 of 5 sampled residents (Resident 1, Resident 71, and Resident 106) reviewed for unnecessary medications when the facility administered psychotropic medications (mind altering drugs) to Resident 1, Resident 71, and Resident 106 without evidence of individualized non-pharmacological interventions to address the residents' behavioral symptoms, or mood-related concerns prior to or in conjunction with medication use.This failure had the potential to result in unnecessary psychotropic medication use, adverse side effects, excessive sedation (difficult to stay awake), and medication dependency.Findings:a. […]

Read 25 findings in full →The most serious and the most recent: 25 of 119 on record.

Every survey on record

FindingsAt actual harm or above

  • May 1, 2026Standard14 findings
  • Apr 27, 2026Complaint2 findings
  • Apr 10, 2025Standard11 findings
  • Dec 6, 2023Standard2 findings
  • May 22, 2023Complaint1 finding · 1 harm
  • Jul 18, 2022Complaint1 finding
  • Apr 15, 2021Standard10 findings · 1 harm
  • Oct 10, 2019Standard5 findings
Show the 21 earlier surveys
  • May 22, 2019Complaint2 findings
  • Nov 13, 2018Complaint1 finding
  • Nov 8, 2018Standard4 findings
  • Oct 26, 2017Standard11 findings
  • Nov 23, 2016Standard6 findings
  • Oct 31, 2016Complaint2 findings · 1 harm
  • Dec 2, 2015Complaint2 findings · 1 harm
  • Nov 19, 2015Standard3 findings
  • Oct 19, 2015Complaint1 finding
  • Apr 16, 2015Complaint1 finding
  • Jan 29, 2015Complaint1 finding
  • Oct 16, 2014Standard13 findings
  • Jun 3, 2014Complaint2 findings · 1 harm
  • Apr 16, 2014Complaint1 finding
  • Apr 8, 2014Complaint1 finding
  • Feb 13, 2014Complaint1 finding
  • Aug 23, 2013—6 findings
  • Sep 18, 2012—1 finding
  • Jul 19, 2012—6 findings
  • Feb 7, 2012—2 findings
  • Apr 27, 2011—6 findings

Surveys that found no deficiencies are not in CMS’s files and do not appear here.

Comparable facilities

The nearest facilities to this one in the same peer group, by weighted findings.

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