SAN MATEO MEDICAL CENTER D/P SNF – SAN MATEO, CA

CMS Verified | 2026-03-01

San Mateo Medical Center D/P Snf

222 WEST 39TH AVENUE, San Mateo, CA 94403
(650) 573-3678
345 beds
All San Mateo facilities
1.0*
Overall
1.0*
Health Inspection
4.0*
Quality Care
3.0*
Staffing
66.34
Score /100
#9833
National Rank

#9833
of 14703 facilities
National
33.1% position
#935
of 1162 in CA
State Rank
#12
of 14 in San Mateo
County Rank
#2
of 2 in San Mateo
City Rank
#2
of 2 in ZIP 94403
ZIP Rank






About San Mateo Medical Center D/P SnfSan Mateo Medical Center D/P Snf is located at 222 West 39Th Avenue, San Mateo, CA, reachable at (650) 573-3678. This Government – County facility operates 345.0 certified beds and serves an average of 295 residents per day. Medicare and Medicaid services have been provided since 1976-07-01. The facility currently holds a poor (1-star) overall CMS rating — families are encouraged to review inspection reports carefully before making a decision.
Facility

San Mateo Medical Center D/P Snf

Address

222 West 39Th Avenue, San Mateo, CA 94403

Care Offered
  • Long-Term Care
  • Rehab / Short-Term Care
Medicare & Medicaid
  • Accepts Medicare
  • Accepts Medicaid
Facility Details
  • 345 Certified Beds
  • Ownership: Government – County
  • Resident Council: Resident
  • Automatic Sprinklers: Yes

Quick Verdict

Overall Quality
❌ Poor (1★) overall rating
Health Inspection
❌ Poor (1★) health inspection
Staffing
⚠️ Average (3★) staffing rating
Quality of Care
✅ Above Average (4★) quality of care
Compliance
❌ 16 fine(s) over 5 years
5-Year Trend
Declining over 5 years
66.34
Composite quality score out of 100 – how we calculate this
0 – Poor50 – Average100 – Best

#9833 of 14703 nationally – #935 of 1162 in California

Who Is This Facility Best For?

San Mateo Medical Center D/P Snf may be considered for families with limited options in San Mateo, CA, but its lower CMS ratings suggest careful due diligence is warranted. It is particularly well-suited for long-term residents based on its Quality Measure scores.

Overall Rating 2022-2026

Total Nurse Hours/Day 2022-2026

Current Ratings (2026)

Overall Rating

1 / 5
Health Inspection

1 / 5
Staffing Rating

3 / 5
Quality Measures (QM)

4 / 5
Long-Stay QM Rating

5 / 5
Short-Stay QM Rating

2 / 5

5-Year Rating Trends

Overall Rating

Health Inspection Rating

Quality of Care (QM)

Staffing Rating

Average Residents per Day

Occupancy % (Residents / Beds)

Staffing InsightSan Mateo Medical Center D/P Snf currently provides 4 hours 8 minutes of total nurse staffing per resident per day, including 34 minutes of Registered Nurse (RN) coverage. The CMS Staffing Rating is 3 out of 5 (average).

Current Staffing Hours Per Resident Per Day (2026)

Total Nurse Staffing4 hours 8 minutes
Nurse Aide Hours2 hours 33 minutes
Licensed Practical Nurse (LPN) Hours1 hour 1 minute
Registered Nurse (RN) Hours34 minutes
Physical Therapist Hours2 minutes

National average total nurse staffing is approximately 3.5 hours per day

Weekend Staffing Hours Per Resident Per Day (2026)

Weekend Total Nurse Hours3 hours 53 minutes
Weekend Registered Nurse (RN) Hours23 minutes

Weekend staffing is typically lower than weekday levels. Ask the facility about their weekend nurse-to-resident ratios.

5-Year Staffing Trends

Total Nurse Hours/Day

Registered Nurse (RN) Hours/Day

Licensed Practical Nurse (LPN) Hours/Day

Nurse Aide Hours/Day

Total Staff Turnover %

Registered Nurse (RN) Turnover %

Compliance SummaryIn the current reporting period, the facility received 2 fine(s) totaling $104,000. 47 substantiated complaints were recorded across the 5-year period — families should request details from the facility or review CMS inspection findings. There were 1 Medicare payment denial(s) in the current period.
Number of Fines (current period) 2
Total Fines Amount $104000.0
Payment Denials 1
Total Penalties 3
Abuse Flag on Record N
Total Weighted Health Survey Score 267.25 (lower = better)

Substantiated Complaints / Year

Fines Issued ($) / Year

Composite Quality Rankings

#9,833
of 14,703
National
Bottom 33%
#935
CA State
Bottom 20% in CA
#12
of 14
️ San Mateo County
#12 of 14
#2
of 2
️ San Mateo
#2 of 2
#2
of 2
ZIP 94403
#2 of 2

Nationally, San Mateo Medical Center D/P Snf ranks 9833rd out of 14,703 facilities (composite score: 66.3/100), placing it in the below average nationwide. Within CA, it ranks 935th out of 1,162 nursing homes. In San Mateo, it ranks 2nd out of 2 facilities. Among facilities sharing its ZIP code, it ranks 2nd of 2. For 2026 staffing: total nurse hours rank #4,050 nationally and RN hours rank #7,421 nationally (#434 in CA).

How do we calculate these rankings?

Total Nurse Staffing – Year-by-Year National and State Ranks

Year Hours/Day National Rank CA State Rank Note
2022 3.64 #6,785 / 14,703 #939 / 1,162 Above average
2023 3.94 #4,424 / 14,703 #673 / 1,162 Above average
2024 3.17 #11,325 / 14,703 #1,092 / 1,162 ⚠️ Bottom 25%
2025 4.00 #4,611 / 14,703 #754 / 1,162 Above average
2026 4.13 #4,050 / 14,703 #684 / 1,162 Above average

Registered Nurse (RN) Hours – Year-by-Year National and State Ranks

Year Hours/Day National Rank CA State Rank Note
2022 0.64 #6,184 / 14,703 #335 / 1,162 Above average
2023 0.54 #7,292 / 14,703 #377 / 1,162 Above average
2024 0.42 #9,956 / 14,703 #577 / 1,162 Below average
2025 0.72 #4,508 / 14,703 #222 / 1,162 Above average
2026 0.56 #7,421 / 14,703 #434 / 1,162 Below average

Total Nurse Rank – National (lower number = better)

Registered Nurse Rank – National (lower number = better)

Frequently Asked Questions

San Mateo Medical Center D/P Snf is certified as a Medicare and Medicaid facility and has been approved to provide these services since 1976-07-01. Medicare covers short-term skilled nursing care (typically up to 100 days after a qualifying hospital stay). Medicaid covers long-term care for residents who meet financial eligibility requirements. Contact the facility at (650) 573-3678 or your local Medicaid office to verify current eligibility.

San Mateo Medical Center D/P Snf holds an overall CMS (Centers for Medicare & Medicaid Services) rating of 1 out of 5 stars. This is made up of three components: Health Inspection (1★), Staffing (3★), and Quality of Resident Care (4★). Our independent composite quality score — which uses the raw underlying CMS numbers to break ties between similarly-rated facilities — is 66.3/100, placing it #9833 of 14703 facilities nationally and #935 of 1162 in California. Star ratings are a useful starting point, but the composite score and individual sub-ratings give a more complete picture for families comparing facilities.

Each resident at San Mateo Medical Center D/P Snf receives a reported average of 4 hours 8 minutes of total nurse staffing per day. This breaks down as: Registered Nurse (RN) coverage — 34 minutes; Licensed Practical Nurse (LPN) — 1 hour 1 minute; Nurse Aide — 2 hours 33 minutes. On weekends, total nurse staffing is 3 hours 53 minutes per resident per day. The CMS Staffing Rating for this facility is 3 out of 5. The national average for total nursing hours is approximately 3.5 hrs/day. Families are encouraged to ask about current staffing schedules during their facility visit.

In the current reporting period, the facility received 2 fine(s) totaling $104,000. 47 substantiated complaints were recorded across the 5-year period — families should request details from the facility or review CMS inspection findings. There were 1 Medicare payment denial(s) in the current period. In the most recent CMS reporting period, the facility received 2 fine(s) totaling $104,000, and 1 Medicare payment denial(s). Total penalties: 3. The Total Weighted Health Survey Score is 267.25 (lower scores are better). Full inspection history and complaint details are available at medicare.gov/care-compare.

Nationally, San Mateo Medical Center D/P Snf ranks 9833rd out of 14,703 facilities (composite score: 66.3/100), placing it in the below average nationwide. Within CA, it ranks 935th out of 1,162 nursing homes. In San Mateo, it ranks 2nd out of 2 facilities. Among facilities sharing its ZIP code, it ranks 2nd of 2. For 2026 staffing: total nurse hours rank #4,050 nationally and RN hours rank #7,421 nationally (#434 in CA). Our composite quality score of 66.3/100 weighs health inspections, quality of resident care, staffing hours, compliance record, and five-year performance trends — giving a more complete picture than CMS star ratings alone, which can place hundreds of facilities in the same 5-star bucket. To browse and compare all nursing homes in San Mateo, visit: https://nursinghomesnearme.org/california/san-mateo/

Contact and Location

ADR
Address

222 WEST 39TH AVENUE, San Mateo, CA 94403
Get directions on Google Maps

TEL
LLC
Legal Name

COUNTY OF SAN MATEO

MAP
Browse by Location

All California ·
San Mateo County ·
San Mateo ·
ZIP 94403

Facility Details

Number of Certified Beds 345
Average Residents / Day 295 (86% occupancy)
Ownership Type Government – County
Provider Type Medicare and Medicaid
County San Mateo County, CA
City San Mateo, CA
ZIP Code 94403
Approved Since July 1, 1976
Resident Council ✅ Yes
Automatic Sprinklers ✅ All required areas
Ownership Changed (12 mo.) No
CMS Certification Number 555034
Data Processing Date March 1, 2026
Data Disclaimer: All data on this page is sourced exclusively from the official CMS (Centers for Medicare and Medicaid Services) Nursing Home Compare dataset, covering reporting periods from 2022 through 2026. This includes facility ratings, staffing hours, inspection scores, fines, complaints, and geographic coordinates. NursingHomesNearMe.org does not independently verify, collect, or alter this data. Composite scores and rankings are calculated by NursingHomesNearMe.org – learn how rankings are calculated. Information may not reflect current facility conditions. Always contact the facility directly and verify at medicare.gov/care-compare before making care decisions.
Data: CMS Nursing Home Compare – Processing Date: 2026-03-01 –
Rankings across 14703 U.S. facilities –
Ranking Methodology
NursingHomesNearMe.org

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