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Villa Siena
1855 Miramonte Avenue, Mountain View, CA 94040 (opens Google Maps) · Santa Clara County · (650) 961-6484· 30 certified beds · avg 29 residents/day · certified since Sep 3, 1986 · Medicaid only — not Medicare certified
Certified for Medicaid only. It cannot bill Medicare, so a short post-hospital rehabilitation stay would not be covered the usual way here. Who pays for nursing home care →
3/5
Health inspection rating (on-site)
inspected Jul 28, 2025
0
Serious findings on record
$0
Fines, last 3 years
6.57
Nurse hours/resident/day (adjusted)
Every record stays on this page.
What health inspectors found (on-site government inspections — the most independent evidence available)
New to these records? How to read an inspection report →
Health inspection rating: ★★★☆☆3/5 · CMS overall rating: 1/5 · how star ratings work →
The health inspection star above is graded on a curve within each state — a set share of each state's facilities gets each star level — so a facility can have few citations and still rate 2–3 stars if others in its state did even better. The overall rating combines that inspection score with staffing and quality measures from resident assessments and claims.
Inspection findings in the public record
Showing the latest 3 of 34 inspection findings. Open the full record below to read every finding.
The facility used bed rails without first trying safer alternatives, or without assessing the resident's safety risk, discussing the risks and benefits with the resident or family, getting consent, and installing the rails correctly. F-0700
The facility used physical restraints — devices that limit a resident's movement — when they weren't needed for medical treatment. F-0604
The facility gave residents unnecessary mind-altering (psychotropic) medications, or used drugs in a way that restrained residents by dulling their ability to think, move, or function. F-0605
View all 34 inspection findingsShow only the latest 3 findings
CMS publishes roughly the last three inspection cycles plus recent complaint investigations. Older surveys drop out of the record as new ones are completed — that window is CMS's, not ours. Within it, every citation CMS publishes for this facility is listed here: none excluded.
| Date | Severity | What the facility was cited for |
|---|---|---|
| Jul 28, 2025 | F · Potential for more than minimal harm, widespread | The facility used bed rails without first trying safer alternatives, or without assessing the resident's safety risk, discussing the risks and benefits with the resident or family, getting consent, and installing the rails correctly. · F-0700 |
| Jul 28, 2025 | E · Potential for more than minimal harm, pattern | The facility used physical restraints — devices that limit a resident's movement — when they weren't needed for medical treatment. · F-0604 |
| Jul 28, 2025 | E · Potential for more than minimal harm, pattern | The facility gave residents unnecessary mind-altering (psychotropic) medications, or used drugs in a way that restrained residents by dulling their ability to think, move, or function. · F-0605 |
| Jul 28, 2025 | E · Potential for more than minimal harm, pattern | The facility did not accurately assess a resident's health and needs. Assessments are the foundation for all the care a resident receives. · F-0641 |
| Jul 28, 2025 | E · Potential for more than minimal harm, pattern | The facility did not develop or follow a complete care plan for each resident — the written roadmap covering all of a resident's needs, with measurable goals and timelines. · F-0656 |
| Jul 28, 2025 | E · Potential for more than minimal harm, pattern | The facility did not develop a resident's complete plan of care within 7 days of the full assessment, or the plan wasn't prepared, reviewed, and updated by a team of health professionals as required. · F-0657 |
| Jul 28, 2025 | E · Potential for more than minimal harm, pattern | The facility did not provide treatment and care that follows the doctor's orders and matches the resident's own preferences and goals. · F-0684 |
| Jul 28, 2025 | E · Potential for more than minimal harm, pattern | The facility did not get its food from approved, safe sources, or did not store, prepare, and serve food according to professional food safety standards. · F-0812 |
| Jul 28, 2025 | D · Potential for more than minimal harm, isolated | The facility did not observe each nurse aide's job performance or provide regular training as required. · F-0730 |
| Jul 28, 2025 | D · Potential for more than minimal harm, isolated | The facility did not post its nurse staffing information every day. Nursing homes must publicly display how many nurses and aides are on duty each day. · F-0732 |
| Jul 28, 2025 | D · Potential for more than minimal harm, isolated | The facility did not label drugs according to professional standards or did not store them in locked compartments, with controlled drugs (medications with a high risk of misuse) kept under a separate lock. · F-0761 |
| Apr 22, 2024 | F · Potential for more than minimal harm, widespread | The facility did not develop and follow policies and procedures for offering residents flu and pneumonia vaccinations. · F-0883 |
| Apr 22, 2024 | E · Potential for more than minimal harm, pattern | The facility used physical restraints — devices that limit a resident's movement — when they weren't needed for medical treatment. · from a complaint · F-0604 |
| Apr 22, 2024 | E · Potential for more than minimal harm, pattern | The facility did not accurately assess a resident's health and needs. Assessments are the foundation for all the care a resident receives. · F-0641 |
| Apr 22, 2024 | E · Potential for more than minimal harm, pattern | The facility did not have a registered nurse on duty at least 8 hours a day, or did not have a registered nurse serving full-time as director of nursing. · F-0727 |
| Apr 22, 2024 | E · Potential for more than minimal harm, pattern | The facility did not get its food from approved, safe sources, or did not store, prepare, and serve food according to professional food safety standards. · F-0812 |
| Apr 22, 2024 | D · Potential for more than minimal harm, isolated | The facility did not develop or follow a complete care plan for each resident — the written roadmap covering all of a resident's needs, with measurable goals and timelines. · F-0656 |
| Apr 22, 2024 | D · Potential for more than minimal harm, isolated | The facility did not provide safe and appropriate respiratory care — such as oxygen, breathing treatments, or care for residents on breathing equipment — for residents who needed it. · F-0695 |
| Apr 22, 2024 | D · Potential for more than minimal harm, isolated | The facility did not make sure the resident's doctor reviewed their care and wrote, signed, and dated progress notes and orders at each required visit. · F-0711 |
| Apr 22, 2024 | D · Potential for more than minimal harm, isolated | The facility did not try to gradually reduce doses of mood- and mind-altering medications or use non-drug approaches first, as required, or used 'as needed' psychiatric drugs without proper limits. · F-0758 |
| Apr 22, 2024 | D · Potential for more than minimal harm, isolated | The facility did not label drugs according to professional standards or did not store them in locked compartments, with controlled drugs (medications with a high risk of misuse) kept under a separate lock. · F-0761 |
| Apr 22, 2024 | D · Potential for more than minimal harm, isolated | The facility did not have a policy covering how food brought in by family and visitors is used and stored safely. · F-0813 |
| Apr 22, 2024 | D · Potential for more than minimal harm, isolated | The facility did not have or follow an effective program to prevent and control infections — such as proper hand washing, cleaning, and isolation practices. This is the most commonly cited deficiency nationwide. · F-0880 |
| Aug 24, 2023 | D · Potential for more than minimal harm, isolated | The facility did not make sure its nurses and nurse aides had the skills and training needed to properly care for every resident. · from a complaint · F-0726 |
| Dec 9, 2022 | E · Potential for more than minimal harm, pattern | The facility did not get its food from approved, safe sources, or did not store, prepare, and serve food according to professional food safety standards. · F-0812 |
| Dec 9, 2022 | E · Potential for more than minimal harm, pattern | The facility did not have or follow an effective program to prevent and control infections — such as proper hand washing, cleaning, and isolation practices. This is the most commonly cited deficiency nationwide. · F-0880 |
| Dec 9, 2022 | D · Potential for more than minimal harm, isolated | The facility provided care that did not meet professional standards of quality — the accepted standards that nurses and other clinicians are expected to follow. · F-0658 |
| Dec 9, 2022 | D · Potential for more than minimal harm, isolated | The facility did not provide treatment and care that follows the doctor's orders and matches the resident's own preferences and goals. · F-0684 |
| Dec 9, 2022 | D · Potential for more than minimal harm, isolated | The facility did not make sure residents actually saw their doctor face-to-face at all required visits. Doctors must examine nursing home residents in person on a regular schedule. · F-0712 |
| Dec 9, 2022 | D · Potential for more than minimal harm, isolated | The facility did not have a registered nurse on duty at least 8 hours a day, or did not have a registered nurse serving full-time as director of nursing. · F-0727 |
| Dec 9, 2022 | D · Potential for more than minimal harm, isolated | The facility did not post its nurse staffing information every day. Nursing homes must publicly display how many nurses and aides are on duty each day. · F-0732 |
| Dec 9, 2022 | D · Potential for more than minimal harm, isolated | The facility did not provide pharmacy services that meet each resident's needs, or did not employ or contract with a licensed pharmacist. · F-0755 |
| Dec 9, 2022 | D · Potential for more than minimal harm, isolated | The facility did not label drugs according to professional standards or did not store them in locked compartments, with controlled drugs (medications with a high risk of misuse) kept under a separate lock. · F-0761 |
| Dec 9, 2022 | D · Potential for more than minimal harm, isolated | The facility did not electronically submit complete and accurate staffing information to the government, based on payroll and other verifiable records. · F-0851 |
Inspection trend by year
Citations from standard inspections stayed about the same across the last two inspection cycles (12 → 11).
All citationsSerious citations (G–L)
2022
All citations: 10
Serious citations (G–L): 0
2023
All citations: 1
Serious citations (G–L): 0
2024
All citations: 12
Serious citations (G–L): 0
2025
All citations: 11
Serious citations (G–L): 0
All bars start at zero. Exact values and supporting details remain below.
| Year | Citations | Serious (G–L) | Worst severity that year |
|---|---|---|---|
| 2022 | 10 | 0 | E |
| 2023 | 1 | 0 | D |
| 2024 | 12 | 0 | F |
| 2025 | 11 | 0 | F |
Counts reflect the current CMS public record (~3 inspection cycles plus complaint investigations); years with no surveys show no row. Inspection frequency varies, so compare severity as well as counts.
Fines and enforcement (last 3 years)
Nurse staffing (from payroll records, adjusted for how much care residents need)
What these staffing numbers mean →
This facilityCalifornia averageU.S. average
Total nurse staffing (hours per resident per day)
This facility: 6.57
California average: 4.31
U.S. average: 3.95
Registered Nurse hours
This facility: 0.49
California average: 0.61
U.S. average: 0.69
Weekend total nurse staffing
This facility: 6.32
California average: 3.90
U.S. average: 3.50
All bars start at zero. Exact values and supporting details remain below.
| Measure | This facility | California avg | U.S. avg | Where it stands |
|---|---|---|---|---|
| Total nurse staffing (hours per resident per day) | 6.57 | 4.31 | 3.95 | top 3% in California; top 2% in the U.S. |
| Registered Nurse hours | 0.49 | 0.61 | 0.69 | top 47% in California; bottom 37% in the U.S. |
| Weekend total nurse staffing | 6.32 | 3.90 | 3.50 | top 2% in California; top 1% in the U.S. |
| Weekend RN hours (not acuity-adjusted) | 0.40 | 0.51 | 0.48 | top 44% in California; top 48% in the U.S. |
| Total nursing staff turnover (%) | 15.2 | 36.7 | 45.8 | top 3% in California; top 1% in the U.S. |
| RN turnover (%) | — | 38.1 | 42.9 | — |
Hours are per resident per day for the most recent quarter of payroll data in this CMS release (2026-08-01) — the same quarter for every facility — case-mix adjusted by CMS so facilities caring for sicker residents can be compared fairly (same basis as the CMS staffing star). "Top X%" means better than most facilities: more staffing hours, or lower turnover. Raw (unadjusted) reported hours: total 6.04, RN 0.45, weekend 5.81.Comparing with Medicare Care Compare? Care Compare shows the raw figure (6.04 here, displayed there as hours and minutes), not the adjusted one above. Both are correct; they answer different questions. Staffing rating: 1/5.
Quality measures: assessments & claims
Note: CMS combines facility-reported resident assessments (MDS) with claims-based measures. These are different sources from on-site inspection findings. Read the measures alongside inspection and staffing records; a high QM rating does not establish that a home is safe.
Quality measures rating: 1/5 · long-stay residents: 1/5 · short-stay residents: —/5
Costs & payment
Price evidence · separate from quality
No verified facility-specific private-pay price is available in our data for Villa Siena. CMS inspection and staffing records do not tell us what this home will charge you.
Calculate a stay from a quote you receive
Use a written private-pay quote. This worksheet adds only the amounts you enter; it does not calculate Medicare, Medicaid or insurance benefits.
Formula: (room rate + daily extras) × days + one-time charges. A 30-day scenario is not a calendar-month quote. Refundable deposits, rate changes and charges you omit are not automatically included. Entries are not saved or sent to our server.
Before you compare prices
- Request the room type, effective date and itemized daily rate in writing.
- Ask about therapy, medicines, supplies, care-level charges, deposits, refunds and annual increases.
- Confirm insurance or Medicaid eligibility and bed availability directly; certification alone does not guarantee either.
Understand who pays for care · How we handle price evidence · Report an incorrect price
Who owns this facility
How to read ownership records →
Ownership records as published by CMS on 2026-08-01. CMS records when an owner joined but not when they left. Listed here and no longer involved? Tell us →
Non profit - Corporation
| Owner / manager | Type | Role | Stake | Since |
|---|---|---|---|---|
| Ownership Data Not Available |
All 1 owning or managing party CMS has on file are shown — none excluded.
Questions to ask on your visit
Generated from this facility's actual citation record — bring them to a tour and ask the administrator directly.
- "What alternatives do you try before using bed rails, and how do you involve families in that decision?"
- "What is your policy on physical restraints, and what alternatives do you try first?"
- "What percentage of your residents are on antipsychotic or sedating medications, and how do you work to reduce that?"
- "Who completes resident assessments here, and how do you check them for accuracy?"
- "Can you show me an example care plan, and how are families included when it's created and updated?"
- "Who is on the team that builds each resident's care plan, and how quickly is it in place after admission?"
- "How do you make sure each resident's care follows the doctor's orders, and what changed after this citation?"
- "What did your most recent kitchen inspection find, and can I see how food is stored and prepared?"
Also worth asking anywhere
- "What is your current ratio of nursing staff to residents on day, evening, and weekend shifts?"
- "Can I see the plan of correction for the findings in your most recent state inspection?"
- "CMS reports 15% total nursing staff turnover here — who on the care team has been with you longest?"
- "Can I visit again unannounced, at a mealtime or on a weekend?"
Nearby facilities (12 closest of 64 within 20 miles)
| Facility | Distance | City | Overall | Inspection | Flags |
|---|---|---|---|---|---|
| Camino Ridge Post-Acute | 0.6 mi | Mountain View, CA | ★☆☆☆☆ | 1/5 | |
| Mountain View Healthcare Center | 0.7 mi | Mountain View, CA | ★★★☆☆ | 2/5 | |
| Los Altos Post-Acute | 1.2 mi | Los Altos, CA | ★★★☆☆ | 3/5 | |
| The Terraces at Los Altos Health Facility | 2.1 mi | Los Altos, CA | ★★★★☆ | 3/5 | |
| Sunnyvale Post-Acute Center | 2.2 mi | Sunnyvale, CA | ★☆☆☆☆ | 1/5 | |
| Idylwood Care Center | 2.2 mi | Sunnyvale, CA | ★★★★★ | 4/5 | |
| Health Care Ctr at the Forum at Rancho San Antonio | 2.4 mi | Cupertino, CA | ★★★★☆ | 2/5 | |
| Sunnyvale Gardens Post Acute | 3.5 mi | Sunnyvale, CA | ★★★☆☆ | 2/5 | |
| Sunny View Manor | 3.6 mi | Cupertino, CA | ★★★★★ | 4/5 | |
| Cupertino Healthcare & Wellness Center | 4.0 mi | Cupertino, CA | ★★★☆☆ | 3/5 | |
| Cedar Crest Nursing and Rehabilitation Center | 4.1 mi | Sunnyvale, CA | ★★★★☆ | 3/5 | |
| Palo Alto Post-Acute | 6.1 mi | Palo Alto, CA | ★★★★☆ | 3/5 |
Compare this facility with the 3 closest →
Other facilities in the same county
CMS records place this facility in Santa Clara, CA — 50 certified facilities there. These are outside the 20-mile list above, or far enough down it not to appear.
- Vista Manor Nursing Center — San Jose, CA · overall 5/5
- Webster House — Palo Alto, CA · overall 5/5
- Westwood Post Acute — San Jose, CA · overall 2/5
- White Blossom Care Center — San Jose, CA · overall 2/5
- Woodlands Healthcare Center — Los Gatos, CA · overall 5/5
- A Grace Sub Acute & Skilled Care — San Jose, CA · overall 4/5
- Almaden Health and Rehabilitation Center — San Jose, CA · overall 4/5
- Baywood Post Acute — Campbell, CA · overall 3/5
Listed by facility name — not a ranking. Homes already in the table above are not repeated here.
Facility data as of CMS processing date 2026-08-01. CCN 05A364.
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