CMS PUBLIC RECORD · AUGUST 2026 RELEASERECORDS ARE ONE INPUT—NOT A PLACEMENT RECOMMENDATION
NURSING HOMELEDGERINSPECTIONS · OWNERSHIP · PENALTIES
CMS CCN 5552872026-08-01 PROCESSING DATE

NURSING HOME PUBLIC RECORD

Diamond Ridge Healthcare Center

2351 Loveridge Road · Pittsburg, CA 94565 · Contra Costa County

CMS OVERALL RATING★★☆☆☆2/5CMS field—not our score or recommendation
Certified beds120CMS provider file
Recent citation rows73current CMS citation release
Penalty rows1current CMS penalties file
Read this record carefully.

The citation files cover the three most recent standard inspections plus qualifying complaint and infection-control inspections in the prior three years. A correction date is a CMS field; this site does not independently verify conditions. Absence from a file is not proof that no issue exists.

01 / INSPECTION LEDGER

Survey cycles in this release

CycleHealth dateHealth deficienciesFire dateFire deficiencies
Cycle 12024-08-15122024-08-156
Cycle 22022-04-15162022-04-1511
Cycle 32019-07-18202019-07-188
02 / CITATION DETAIL

73 rows in the current release

1 rows carry G–L scope/severity codes; 1 carry J–L. 15 tag codes appear on more than one survey date. These counts describe citation rows, not residents or incidents.

2026-01-16 · HEALTHF0550Severity D · isolated; potential for more than minimal harm

Resident Rights Deficiencies

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

Correction field: Deficient, Provider has date of correction · 2026-02-06 · complaint
2026-01-16 · HEALTHF0689Severity D · isolated; potential for more than minimal harm

Quality of Life and Care Deficiencies

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

Correction field: Deficient, Provider has date of correction · 2026-02-06 · complaint
2025-12-29 · HEALTHF0580Severity D · isolated; potential for more than minimal harm

Resident Rights Deficiencies

Immediately tell the resident, the resident's doctor, and a family member of situations (injury/decline/room, etc.) that affect the resident.

Correction field: Deficient, Provider has date of correction · 2026-01-14 · complaint
2024-08-15 · HEALTHF0640Severity D · isolated; potential for more than minimal harm

Resident Assessment and Care Planning Deficiencies

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

Correction field: Deficient, Provider has date of correction · 2024-09-14
2024-08-15 · HEALTHF0655Severity E · pattern; potential for more than minimal harm

Resident Assessment and Care Planning Deficiencies

Create and put into place a plan for meeting the resident's most immediate needs within 48 hours of being admitted

Correction field: Deficient, Provider has date of correction · 2024-09-14
2024-08-15 · HEALTHF0677Severity E · pattern; potential for more than minimal harm

Quality of Life and Care Deficiencies

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

Correction field: Deficient, Provider has date of correction · 2024-09-14
2024-08-15 · HEALTHF0744Severity D · isolated; potential for more than minimal harm

Quality of Life and Care Deficiencies

Provide the appropriate treatment and services to a resident who displays or is diagnosed with dementia.

Correction field: Deficient, Provider has date of correction · 2024-09-14 · complaint
2024-08-15 · HEALTHF0755Severity D · isolated; potential for more than minimal harm

Pharmacy Service Deficiencies

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

Correction field: Deficient, Provider has date of correction · 2024-09-14
2024-08-15 · HEALTHF0758Severity D · isolated; potential for more than minimal harm

Pharmacy Service Deficiencies

Implement gradual dose reductions(GDR) and non-pharmacological interventions, unless contraindicated, prior to initiating or instead of continuing psychotropic medication; and PRN orders for psychotropic medications are only used when the medication is necessary and PRN use is limited.

Correction field: Deficient, Provider has date of correction · 2024-09-14
2024-08-15 · HEALTHF0761Severity D · isolated; potential for more than minimal harm

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.

Correction field: Deficient, Provider has date of correction · 2024-09-14
2024-08-15 · HEALTHF0812Severity F · widespread; potential for more than minimal harm

Nutrition and Dietary Deficiencies

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

Correction field: Deficient, Provider has date of correction · 2024-09-14
2024-08-15 · HEALTHF0880Severity E · pattern; potential for more than minimal harm

Infection Control Deficiencies

Provide and implement an infection prevention and control program.

Correction field: Deficient, Provider has date of correction · 2024-09-14
2024-08-15 · FIREK0345Severity F · widespread; potential for more than minimal harm

Smoke Deficiencies

Have approved installation, maintenance and testing program for fire alarm systems.

Correction field: Deficient, Provider has date of correction · 2024-09-25
2024-08-15 · FIREK0347Severity F · widespread; potential for more than minimal harm

Smoke Deficiencies

Properly provide smoke detection systems in areas open to corridors.

Correction field: Deficient, Provider has date of correction · 2024-09-25
2024-08-15 · FIREK0363Severity D · isolated; potential for more than minimal harm

Smoke Deficiencies

Install corridor and hallway doors that block smoke.

Correction field: Deficient, Provider has date of correction · 2024-09-25
2024-08-15 · FIREK0712Severity F · widespread; potential for more than minimal harm

Miscellaneous Deficiencies

Have simulated fire drills held at unexpected times.

Correction field: Deficient, Provider has date of correction · 2024-09-25
2024-08-15 · FIREK0918Severity F · widespread; potential for more than minimal harm

Gas, Vacuum, and Electrical Systems Deficiencies

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

Correction field: Deficient, Provider has date of correction · 2024-09-25
2024-08-15 · FIREK0919Severity D · isolated; potential for more than minimal harm

Gas, Vacuum, and Electrical Systems Deficiencies

Meet requirements for the use of electrical equipment.

Correction field: Deficient, Provider has date of correction · 2024-09-25
2024-04-17 · HEALTHF0600Severity E · pattern; potential for more than minimal harm

Freedom from Abuse, Neglect, and Exploitation Deficiencies

Protect each resident from all types of abuse such as physical, mental, sexual abuse, physical punishment, and neglect by anybody.

Correction field: Deficient, Provider has date of correction · 2024-05-14 · complaint
2024-01-26 · FIREK0161Severity D · isolated; potential for more than minimal harm

Construction Deficiencies

Use approved construction type or materials.

Correction field: Deficient, Provider has date of correction · 2024-02-12 · complaint
2023-11-01 · HEALTHF0580Severity E · pattern; potential for more than minimal harm

Resident Rights Deficiencies

Immediately tell the resident, the resident's doctor, and a family member of situations (injury/decline/room, etc.) that affect the resident.

Correction field: Deficient, Provider has date of correction · 2023-11-20 · complaint
2023-10-17 · HEALTHF0758Severity E · pattern; potential for more than minimal harm

Pharmacy Service Deficiencies

Implement gradual dose reductions(GDR) and non-pharmacological interventions, unless contraindicated, prior to initiating or instead of continuing psychotropic medication; and PRN orders for psychotropic medications are only used when the medication is necessary and PRN use is limited.

Correction field: Deficient, Provider has date of correction · 2023-11-13 · complaint
2023-10-17 · HEALTHF0805Severity D · isolated; potential for more than minimal harm

Nutrition and Dietary Deficiencies

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

Correction field: Deficient, Provider has date of correction · 2023-11-13 · complaint
2023-08-23 · HEALTHF0584Severity K · pattern of immediate jeopardy

Resident Rights Deficiencies

Honor the resident's right to a safe, clean, comfortable and homelike environment, including but not limited to receiving treatment and supports for daily living safely.

Correction field: Deficient, Provider has date of correction · 2023-09-19 · complaint
03 / ENFORCEMENT FILE

Penalties reported by CMS

Fine amounts and payment-denial days are shown exactly as aggregated from the current penalties file. They do not imply an unpaid balance.

DateTypeFine amountPayment-denial days
2023-08-23Fine$42,0330
04 / OWNERSHIP DISCLOSURES

Who appears in the CMS file

  • DIAMOND RIDGE POST ACUTE LLCOrganization · 5% OR GREATER DIRECT OWNERSHIP INTEREST
    100% · since 02/03/2022
  • DEHGHANMANESH, ADRIANIndividual · CORPORATE OFFICER
    NOT APPLICABLE · since 06/01/2021
  • JOHNSON, FRANKIndividual · CORPORATE OFFICER
    NOT APPLICABLE · since 02/11/2021
  • DIAMOND RIDGE POST ACUTE LLCOrganization · OPERATIONAL/MANAGERIAL CONTROL
    NOT APPLICABLE · since 02/03/2022
  • DEHGHANMANESH, ADRIANIndividual · OPERATIONAL/MANAGERIAL CONTROL
    NOT APPLICABLE · since 06/01/2021
  • JOHNSON, DAVIDIndividual · OPERATIONAL/MANAGERIAL CONTROL
    NOT APPLICABLE · since 02/11/2021
  • JOHNSON, FRANKIndividual · OPERATIONAL/MANAGERIAL CONTROL
    NOT APPLICABLE · since 02/11/2021
  • KOCHEK, JOSHUAIndividual · OPERATIONAL/MANAGERIAL CONTROL
    NOT APPLICABLE · since 04/01/2022
  • OXFORD, MICHEALIndividual · OPERATIONAL/MANAGERIAL CONTROL
    NOT APPLICABLE · since 01/03/2022
  • DIAMOND RIDGE POST ACUTE LLCOrganization · ADP OF THE SNF
    NOT APPLICABLE · since 02/03/2022
  • SMV PITTSBURG LLCOrganization · ADP OF THE SNF
    NOT APPLICABLE · since 01/01/2005
  • SUN MERIDIAN MANAGEMENT SERVICES LLCOrganization · ADP OF THE SNF
    NOT APPLICABLE · since 03/22/2021
  • DEHGHANMANESH, ADRIANIndividual · ADP OF THE SNF
    NOT APPLICABLE · since 06/01/2021
  • FARRALES, MARYIndividual · ADP OF THE SNF
    NOT APPLICABLE · since 01/01/2023
  • JOHNSON, DAVIDIndividual · ADP OF THE SNF
    NOT APPLICABLE · since 02/11/2021
  • KOCHEK, JOSHUAIndividual · ADP OF THE SNF
    NOT APPLICABLE · since 04/01/2022
  • NG, ANDREWIndividual · ADP OF THE SNF
    NOT APPLICABLE · since 07/15/2025
  • OXFORD, MICHEALIndividual · ADP OF THE SNF
    NOT APPLICABLE · since 01/03/2022

Names and roles are self-reported CMS disclosure fields. Exact-name pages do not prove that similarly named people or organizations are the same entity.

05 / CMS STAFFING FIELDS

Reported hours and turnover

Staffing fields are provider-reported and case-mix context matters. CMS applies footnotes and exclusions not reproduced as a new score here.

Total nurse hours4.30per resident day
RN hours0.49per resident day
Weekend nurse hours3.96per resident day
Staff turnover24.6%CMS reported field
BEFORE A CARE DECISION

Verify the current record and visit in person.

Use this ledger to frame questions—not to choose care on its own. Recheck Medicare Care Compare, contact the state survey agency and long-term care ombudsman, and ask the facility about anything you find.