Knolls West Post Acute Llc
16890 Green Tree Blvd, Victorville, CA, 92395
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Order the reportFederal Quality Data
Official records from CMS Care Compare — reported by the facility and audited by the Centers for Medicare & Medicaid Services. We present them unmodified. Refreshed June 2026.
CMS Star Ratings
Facility & Staffing
- Ownership
- For profit - Limited Liability company · Chain: David Johnson
- Certified beds
- 118 · avg 114 residents/day
- Total nursing staff turnover
- 51.9% — higher than most California nursing homesCalifornia avg: 37.4% · National avg: 46.1% · per CMS Care Compare
- RN turnover
- 43.8% — near the California averageCalifornia avg: 39.4% · National avg: 43.3% · per CMS Care Compare
- Administrators who left
- 0 departed — near the California averageCalifornia avg: 0.4 · National avg: 0.5 · per CMS Care Compare
Medicare certification
- CMS Certification Number
- 555251
- Certified beds
- 118 beds · avg 114 residents/day
- Ownership type
- For profit - Limited Liability company
- Continuing-care community
- No
CMS Care Compare, processing date June 1, 2026
Ownership & operations
- Legal business name
- Knolls West Post Acute Llc
- Chain affiliation
- David Johnson
CMS Care Compare, processing date June 1, 2026
Federal ownership record
Chain affiliation
Part of the David Johnson chain — 47 facilities across 2 states. Chain-wide average overall rating 3.3 / 5.
Disclosed owners (6 on record)
- Zachary Ryan Tyson
W-2 Managing Employee · since 2022
- Adrian Dehghanmanesh
Corporate Officer · since 2021
- Knolls West Post Acute Llc
5% or Greater Direct Ownership Interest · 100% · since 2013
- Meridian Management Services Llc
Operational/managerial Control · 100% · since 2013
- David a Johnson
5% or Greater Direct Ownership Interest · 50% · since 2013
- Thomas m Chambers
5% or Greater Direct Ownership Interest · 50% · since 2013
Source: CMS Provider Enrollment data — SNF Enrollments + All Owners + Chain Performance Measures, as of May 2026.
Federal inspection record
Recent health-deficiency citations (most recent 8 of 48)
- D0573·Apr 2, 2026Complaint
Resident Rights Deficiencies
Let each resident or the resident's legal representative access or purchase copies of all the resident's records.
- F0908·May 22, 2025
Environmental Deficiencies
Keep all essential equipment working safely.
- D0880·May 22, 2025
Infection Control Deficiencies
Provide and implement an infection prevention and control program.
- C0851·May 22, 2025
Administration Deficiencies
Electronically submit to CMS complete and accurate direct care staffing information, based on payroll and other verifiable and auditable data.
- F0812·May 22, 2025
Nutrition and Dietary Deficiencies
Procure food from sources approved or considered satisfactory and store, prepare, distribute and serve food in accordance with professional standards.
- D0761·May 22, 2025
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.
- D0755·May 22, 2025
Pharmacy Service Deficiencies
Provide pharmaceutical services to meet the needs of each resident and employ or obtain the services of a licensed pharmacist.
- D0712·May 22, 2025
Nursing and Physician Services Deficiencies
Ensure that the resident and his/her doctor meet face-to-face at all required visits.
Fire-safety citations
31 Life-Safety-Code citations on file. Most recent: May 22, 2025. Fire-safety inspections cover building-level Life Safety Code compliance, separate from the resident-care health survey.
Source: CMS Provider Data Catalog — Health Deficiencies, Fire Safety Deficiencies, and Penalties datasets, snapshot Jun 1, 2026.
Facility background report
The entire federal paper trail on this facility, in one report.
We compile everything the government publishes about Knolls West Post Acute Llcinto one plain-English report: full inspection history with severity grades, every fine, staffing versus state averages, who really owns the facility, and how the owner's other facilities perform. Every fact cites its federal source.
Order the full background report — $249Where this information comes from
- Certification, capacity, ownership, star ratings, staffing, fines, deficiencies: CMS Care Compare, processing date June 1, 2026.
Data comes unaltered from the federal files. See every source we publish from.