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Nursing HomeMedicaid Top Rated

Rancho Mesa Care Center

Strong Medicare quality ratings; families often praise supportive staff during end-of-life care. Still worth an in-person visit.

9333 La Mesa Dr, Alta Loma · Alta Loma, CA 9170159 bedsLicensed & Active
5/5
Medicare
Inspection
Quality
Staffing
Google rating
3.0/5

based on 38 Google reviews

5
4
3
2
1
Rancho Mesa Care Center Nursing Home in Alta Loma, CA — Street View
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What this means for your family

This facility presents significant risks regarding patient safety and basic hygiene, with multiple reports of medication errors and unresponsiveness to call lights. While some staff members are noted as compassionate during end-of-life transitions, the recurring themes of neglect and poor facility maintenance suggest you should closely monitor all aspects of care if you choose this facility.

Google Reviews

Google Reviews

38 reviews on Google
Families should exercise extreme caution, as many reviewers report severe issues with neglect, including failure to provide medication, delayed response to call lights, and inadequate hygiene care. While some families praise specific staff members for being supportive during end-of-life care, there are frequent, serious allegations regarding patient safety, such as residents wandering off-site and unaddressed medical wounds.

Quality Themes

Tap a score for details
Food1.0Staff2.0Clean2.0Activities5.0Meds1.0MemoryN/AComms2.0ValueN/A

Strengths

  • Supportive staff during end-of-life care
  • Occasional musical entertainment for residents
  • Polite workers in certain departments

Concerns

  • Neglect regarding hygiene and clothing changes (mentioned by 2 reviewers)
  • Failure to respond to call lights or medical needs in a timely manner (mentioned by 4 reviewers)
  • Inaccurate or delayed medication administration (mentioned by 3 reviewers)
  • Poor facility cleanliness and maintenance (mentioned by 4 reviewers)
  • Patient safety risks and wandering (mentioned by 2 reviewers)

Rating Trends

Tap a year to see what changed

234'17(2)'19(3)'21(6)'23(4)'25(2)'26(1)

Distribution · 41 analyzed

5
14
4
5
3
1
2
3
1
18

How They Respond to Reviews

0%response rate

Questions for Your Tour

  • 1We've heard wonderful things about how supportive the staff is during end-of-life care; how do you approach personalized comfort for residents during those sensitive times?
  • 2What is your process for ensuring that call lights are answered promptly and that residents' immediate needs are met throughout the day?
  • 3How does the nursing team manage medication schedules to ensure everything is administered accurately and on time?
  • 4Could you tell us more about the daily routine, specifically regarding meal services and any musical entertainment or social activities available?
  • 5What steps are taken daily to ensure the resident rooms and common areas are kept clean and well-maintained?
  • 6How do you monitor resident safety and manage wandering to ensure everyone stays secure within the facility?

Personalized based on this facility's data


Key Review Excerpts

The staff is really cool with me as they dance with the residents. I can't wait play music there again.

Entertainment provider · 2023★★★★★

Imagine waking up at 2:30AM to the police department trying to get ahold of anyone related to the individual staying here because they found them NEAR THE FREEWAY walking by themselves and having no idea where they are or where they need to get back to.

Family member · 2023☆☆☆☆

My mom stayed here for about a week where she later on had passed. Rachel and the workers there were so supportive through it all.

Family member · 2021★★★★★
Source: 38 Google reviews

Staffing

Staffing Hours

per resident/day · Medicare 2026
RN Hours
0.42hrs
56%
Registered nurses for medical care
Total Nursing
4.08hrs
100%
All nurses + aides combined
Staff Turnover
47%
Lower is better (< 30% = good)

Both RN and total nursing hours are below national benchmarks. This can mean less clinical attention per resident, so ask about their staffing plan.

Quality Measures

Quality Measures

Resident outcomes compared with national, state, and local averages · 17 measures

Medicare Rating
5/ 5
Better Than Avg

11

measures

Worse Than Avg

3

measures

Mixed Results

3

measures

Long-Stay Residents
💊

Residents on anti-anxiety or sleep medication

↓ Lower is better
This Facility29.4%
Worse than Avg
Here
29.4%
US
19.5%
CA
13.7%
San bernardino
16.7%
🚿

Residents whose bladder or bowel control got worse

↓ Lower is better
This Facility7.2%
Better than Avg
Here
7.2%
US
19.4%
CA
10.7%
San bernardino
8.3%
😔

Residents with depression symptoms

↓ Lower is better
This Facility15.9%
Worse than Avg
Here
15.9%
US
12.1%
CA
7.0%
San bernardino
10.4%

Highly dependent on how each facility screens and codes depressive symptoms, so it varies widely between facilities.

💉

Residents vaccinated for pneumonia

↑ Higher is better
This Facility100.0%
Better than Avg
Here
100.0%
US
93.4%
CA
98.6%
San bernardino
98.8%
🚶

Residents whose walking got worse

↓ Lower is better
This Facility10.4%
Better than Avg
Here
10.4%
US
15.3%
CA
10.5%
San bernardino
10.6%
💉

Residents vaccinated for the flu

↑ Higher is better
This Facility100.0%
Better than Avg
Here
100.0%
US
95.5%
CA
98.2%
San bernardino
98.5%
Short-Stay Residents (Rehab / Post-Acute)
💉

Short-stay residents vaccinated for the flu

↑ Higher is better
This Facility100.0%
Better than Avg
Here
100.0%
US
79.7%
CA
93.2%
San bernardino
93.8%
💉

Short-stay residents vaccinated for pneumonia

↑ Higher is better
This Facility94.9%
Mixed vs Avgs
Here
94.9%
US
81.8%
CA
94.2%
San bernardino
97.3%
💊

Short-stay residents newly given antipsychotics

↓ Lower is better
This Facility0.0%
Better than Avg
Here
0.0%
US
1.6%
CA
1.5%
San bernardino
1.2%
Source: Medicare quality measures

US average from Medicare published data

Inspection History

Medicare Inspection History

3-year lookback · Medicare 2026

7deficiencies
Well below state avg (15.4)
4 complaint-triggered

This facility has a pattern of recurring issues that families should note, with 4 complaint-triggered deficiencies indicating families have filed reports about care concerns. The most frequent problems involve medication management, food service and nutrition, and infection control, with these issues appearing across multiple surveys from 2023 to 2025. While all deficiencies show correction dates, the persistence of similar problems suggests ongoing challenges in maintaining consistent standards in these critical care areas.

Sep 18, 2025Routine
11
0727Potential for harm · WidespreadCorrected

Nursing and Physician Services Deficiencies

Have a registered nurse on duty 8 hours a day; and select a registered nurse to be the director of nurses on a full time basis.

0353Potential for harm · WidespreadCorrected

Smoke Deficiencies

Inspect, test, and maintain automatic sprinkler systems.

0741Potential for harm · WidespreadCorrected

Miscellaneous Deficiencies

Have posted "No-smoking" signs in areas where smoking is not permitted or ashtrays provided where smoking was allowed.

0918Potential for harm · WidespreadCorrected

Gas, Vacuum, and Electrical Systems Deficiencies

Have generator or other power source capable of supplying service within 10 seconds.

0686Potential for harm · IsolatedCorrected

Quality of Life and Care Deficiencies

Provide appropriate pressure ulcer care and prevent new ulcers from developing.

0689Potential for harm · IsolatedCorrected

Quality of Life and Care Deficiencies

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

0755Potential for harm · IsolatedCorrected

Pharmacy Service Deficiencies

Provide pharmaceutical services to meet the needs of each resident and employ or obtain the services of a licensed pharmacist.

0759Potential for harm · IsolatedCorrected

Pharmacy Service Deficiencies

Ensure medication error rates are not 5 percent or greater.

0761Potential for harm · IsolatedCorrected

Pharmacy Service Deficiencies

Ensure drugs and biologicals used in the facility are labeled in accordance with currently accepted professional principles; and all drugs and biologicals must be stored in locked compartments, separately locked, compartments for controlled drugs.

0880Potential for harm · IsolatedCorrected

Infection Control Deficiencies

Provide and implement an infection prevention and control program.

0211Potential for harm · IsolatedCorrected

Egress Deficiencies

Keep aisles, corridors, and exits free of obstruction in case of emergency.

Mar 18, 2025Complaint
1
0677Potential for harm · IsolatedCorrected

Quality of Life and Care Deficiencies

Provide care and assistance to perform activities of daily living for any resident who is unable.

Aug 9, 2024Routine
10
0803Potential for harm · WidespreadCorrected

Nutrition and Dietary Deficiencies

Ensure menus must meet the nutritional needs of residents, be prepared in advance, be followed, be updated, be reviewed by dietician, and meet the needs of the resident.

0812Potential for harm · WidespreadCorrected

Nutrition and Dietary Deficiencies

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

0805Potential for harm · PatternCorrected

Nutrition and Dietary Deficiencies

Ensure each resident receives and the facility provides food prepared in a form designed to meet individual needs.

0640Potential for harm · IsolatedCorrected

Resident Assessment and Care Planning Deficiencies

Encode each resident’s assessment data and transmit these data to the State within 7 days of assessment.

0692Potential for harm · IsolatedCorrected

Quality of Life and Care Deficiencies

Provide enough food/fluids to maintain a resident's health.

0726Potential for harm · IsolatedCorrected

Nursing and Physician Services Deficiencies

Ensure that nurses and nurse aides have the appropriate competencies to care for every resident in a way that maximizes each resident's well being.

0755Potential for harm · IsolatedCorrected

Pharmacy Service Deficiencies

Provide pharmaceutical services to meet the needs of each resident and employ or obtain the services of a licensed pharmacist.

0761Potential for harm · IsolatedCorrected

Pharmacy Service Deficiencies

Ensure drugs and biologicals used in the facility are labeled in accordance with currently accepted professional principles; and all drugs and biologicals must be stored in locked compartments, separately locked, compartments for controlled drugs.

0222Potential for harm · IsolatedCorrected

Egress Deficiencies

Add doors in an exit area that do not require the use of a key from the exit side unless in case of special locking arrangements.

0741Potential for harm · IsolatedCorrected

Miscellaneous Deficiencies

Have posted "No-smoking" signs in areas where smoking is not permitted or ashtrays provided where smoking was allowed.

Nov 14, 2023Complaint
1
0551Potential for harm · IsolatedCorrected

Resident Rights Deficiencies

Give the resident's representative the ability to exercise the resident's rights.

Sep 21, 2023Complaint
1
0689Potential for harm · IsolatedCorrected

Quality of Life and Care Deficiencies

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

Aug 31, 2023Complaint
1
0684Potential for harm · IsolatedCorrected

Quality of Life and Care Deficiencies

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

Ownership & Operations

Who Operates This Facility

Owner / Operator

Rancho Mesa Care Center

Organization Type

for profit

Ownership & Management

Owners

Mahan, Marylynn

Owner

49%

Weinberger, Philip

Owner

51%

Key personnel

Petterson, CherylContracted Managing EmployeeCaldwell, RhondaW-2 Managing EmployeeMahan, MarylynnW-2 Managing EmployeeMahan, MarylynnOfficer / DirectorWeinberger, PhilipOfficer / Director
Source: Medicare provider data

Contact

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References & Resources

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