Deficiency Index

Mount San Antonio Gardens

Pomona, California · CCN 055016

18 surveys since 2011. The first finding at harm level was recorded in 2016.

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

Citations on record
105
Surveys
18
Harm or worse
2
Immediate jeopardy
0
The record, 2011–2026
’11’15’20’25’26
No harm recordedHarm or worseNot surveyed
Harm or worse2

Findings where a surveyor recorded actual harm to a resident.

Beyond CMS’s monthly file13/18

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

The facility

Certified beds
64
Ownership
Non profit - Corporation
Chain
Independent
County
Los Angeles
Medicare-certified since
1967

CMS ratings

Overall
5
Health inspection
5
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 71 not-for-profit facilities with fewer than 66 beds in California.

Last survey on record

Jun 24, 2026

138 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 day5.954.85
Registered-nurse hours per resident day0.73—

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 minimalD1672.7%E627.3%F—
No harm, potential for minimalA—B—C—
CMS’s current file: 22 of the 105 citations on record.

Most frequently cited here

In CMS’s current monthly file.

  • F8803×

    Provide and implement an infection prevention and control program.

  • F6842×

    Provide appropriate treatment and care according to orders, resident’s preferences and goals.

  • F6892×

    Ensure that a nursing home area is free from accident hazards and provides adequate supervision to prevent accidents.

  • F6952×

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

  • F5501×

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

In the surveyor’s words

From the most serious findings on record at Mount San Antonio Gardens, in the surveyor’s own words.

  • No harm, potential for more than minimal, patternF689Jun 24, 2026

    Based on observation, interview, and record review, the facility failed to ensure,A. Adequate monitoring (supervision from staff) to prevent a fall for one of three sampled residents (Resident 6), who was at high risk for falls. B. Proper placement of sensor alarm (wireless bed alarms that alert staff when a patient gets up from the bed for staff to assist the resident, an intervention used to prevent falls) transmitters (paired with the sensor alarm receiver located inside the resident's rooms [in general]) used to detect the resident's motion for two of three sampled residents (Resident 32 and Resident 34), who were at high risk for falls. […]

  • No harm, potential for more than minimal, patternF695Jun 24, 2026

    Based on observation, interview, and record review, the facility failed to ensure three of five sampled residents (Resident 47, Resident 17 and Resident 30) received proper respiratory (relating to breathing) care in accordance with the facility's policy and procedures (P&P) and physician's orders by failing to:a. Post Oxygen in Use - No Smoking (signage) in the sign plate holder outside of Resident 17 and Resident 47's rooms in accordance with the facility's policy and procedure (P&P) titled, Oxygen Administration.b. […]

  • No harm, potential for more than minimal, patternF880Jun 24, 2026

    Based on observation, interview, and record review the facility failed to implement infection prevention and control measures for two of five sampled residents (Resident 37 and Resident 1) by failing to ensure:A. Certified Nursing Assistant (CNA) 5 wore personal protective equipment (PPE, protective clothing or equipment, designed to protect the wearer from injury or the spread of infection [the invasion and growth of germs in the body] or illness) while providing care to Resident 37 and Resident 1 who were under Enhanced Barrier Precautions (EBP, extra measures, like wearing gowns and gloves, used during high-contact care activities for residents who are at a higher risk of having or spreading germs that are hard to treat, like multidrug-resistant organisms [MDROs, bacteria that have… […]

  • No harm, potential for more than minimal, patternF812May 16, 2024

    Based on observation, interview, and record review, the facility failed to follow safe and proper food storage practices in accordance with professional standards for food service safety and the facility's policy and procedure (P&P) by failing to label/date food items in one of one kitchen (Kitchen 1). This deficient practice could result in a risk for serious complications from food borne illness (illness caused by the ingestion of contaminated food or beverage) and/or affect the quality and palatability of food given to the residents. Findings: During a concurrent observation and interview on [DATE], at 8:02 AM., with the Purchasing Clerk (PC) during the initial tour of Kitchen 1, the following were observed on the top open shelf of the preparation counter area: 1. […]

  • No harm, potential for more than minimal, patternF688May 26, 2023

    Based on observation, interview, and record review, the facility failed to provide services to maintain mobility (ability to move) for two of six sampled residents (Resident 21 and 20) with limited range of motion (ROM, full movement potential of a joint [where two bones meet]) and mobility. a. For Resident 21, who was left-hand dominant with left sided weakness, the facility failed to complete Rehabilitation Screening Forms in accordance with the facility's policy and provide and provide an adequate exercise program to maintain Resident 21's ROM in both arms as indicated by the Occupational Therapy (OT, profession aimed to increase or maintain a person's capability of participating in everyday life activities [occupations]) discharge recommendations, dated 1/22/2022. b. […]

Read 22 findings in full →The most serious and the most recent: 22 of 105 on record.

Every survey on record

FindingsAt actual harm or above

  • Jun 24, 2026Standard5 findings
  • Jan 22, 2026Complaint1 finding
  • May 30, 2025Standard4 findings
  • May 16, 2024Standard4 findings
  • May 26, 2023Standard8 findings
  • Feb 12, 2021Infection control1 finding
  • Jul 28, 2020Infection control1 finding
  • Feb 6, 2020Standard14 findings
Show the 10 earlier surveys
  • Feb 1, 2019Standard9 findings · 1 harm
  • Feb 5, 2018Standard10 findings
  • Apr 9, 2017Standard9 findings
  • Aug 24, 2016Complaint2 findings · 1 harm
  • Mar 10, 2016Standard11 findings
  • Feb 18, 2015Standard5 findings
  • Feb 4, 2014—3 findings
  • Nov 1, 2013—8 findings
  • Jul 14, 2012—5 findings
  • Dec 14, 2011—5 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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