Skip to content
fonteum
DataAPIRisk SignalsResearchCompareSnapshotsRequest access →

Compliance posture

Methodology · Corrections log · Editorial policy

fonteum

Product

  • Data
  • API
  • Methodology
  • Sources
  • Freshness
  • Citations
  • Moat metrics

For buyers

  • AI agents
  • RAG developers
  • Compliance
  • Researchers
  • Developers

Reference

  • Compare
  • llms.txt
  • Agent card
  • Audit pack
  • Quality scorecard
  • Pilot intake
  • Research
  • Press & media

Sourced from federal agencies. Fonteum, Inc., Delaware C-corp. © 2026.

Fonteum is a US healthcare provenance registry.

About Fonteum ›

Fonteum is a US healthcare provenance registry that publishes signed, chain-of-custody-attested research and data pages on Medicare, Medicaid, and federal regulator datasets, drawing from 22 federal source families across CMS, OIG, HRSA, AHRQ, and HHS.

Request access→
1,322,867 nurse-staffing records · CMS PBJ
Nursing Homes / Washington / Seattle / Mirabella Seattle
Fonteum Care Compare · Nursing Home · CCN 505520

Mirabella Seattle

116 Fairview Avenue N, Seattle, Washington 98109 · King County

View on Medicare.gov →All Seattle facilities →
Data source May 6, 2026·1 CCN 505520 · Medicare-certified nursing home·CMS Care Compare — NH Provider Info (4pq5-n9py)·Methodology →·Module overview →·Audit Pack →·CMS dataset →·NH deficiency study →

CMS star ratings

4★
Overall
out of 5
3★
Health Inspection
out of 5
5★
Staffing
out of 5
4★
Quality Measures
out of 5

Source: CMS Care Compare NH Provider Information dataset (4pq5-n9py). Star ratings reflect CMS quarterly refresh cadence. View current ratings at Medicare.gov.

Facility identity

CCN
505520
Provider type
Medicare and Medicaid
Ownership type
Non profit - Corporation
County
King
Certified beds
46
Avg. daily residents
35.9
Last standard survey
June 27, 2025
RN hours / resident day
1.40
Total nurse hours / resident day
4.56
SFF status

Daily staffing — weekend coverage & contractor reliance

From the CMS Payroll-Based Journal (PBJ) daily nurse-staffing submission — direct-care RN + LPN + CNA hours per resident day. Weekend dips and contractor reliance are not captured by the CMS five-star staffing rating above.

Weekday nurse hrs / resident day (2025Q2)
3.94
Weekend nurse hrs / resident day
3.97
Contractor share of nurse hours
4%
Daily records observed
91

Source: CMS Payroll-Based Journal — Daily Nurse Staffing. Related Fonteum data: PBJ staffing hub · SNF ownership · OIG exclusions · source registry.

Source: CMS Care Compare — Nursing Home Provider Information·Snapshot: 2026-05-07·Method: CMS Five-Star Quality Rating System; PBJ daily nurse staffing·ID: 4pq5-n9py

Frequently asked questions

What is the CMS overall star rating for Mirabella Seattle?

Mirabella Seattle has a CMS overall star rating of 4 out of 5. This rating combines health inspection, staffing, and quality measure sub-ratings per CMS Care Compare methodology.

Who owns Mirabella Seattle?

Mirabella Seattle is classified as "Non profit - Corporation" per the CMS Care Compare NH Provider Information dataset. Ownership records are self-reported to CMS and updated periodically.

How many beds does Mirabella Seattle have?

Mirabella Seattle has 46 Medicare/Medicaid-certified beds per CMS Care Compare data. Average daily resident census is 35.9.

What is the staffing rating at Mirabella Seattle?

Mirabella Seattle has a CMS staffing star rating of 5 / 5. Reported RN hours per resident day: 1.40. Total nurse hours per resident day: 4.56.

Is Mirabella Seattle a Special Focus Facility?

Mirabella Seattle is not listed in the CMS Special Focus Facility program in the current snapshot.

When was Mirabella Seattle last inspected?

The most recent standard health inspection on record for Mirabella Seattle was June 27, 2025. For the most current inspection results, visit Medicare.gov.

Does Mirabella Seattle accept Medicare and Medicaid?

Related research and data

All nursing homes in SeattleAll nursing homes in WashingtonNursing homes overviewNH deficiency & harm rate studyNH penalties enforcement studyCare Compare methodology

Reviewed by Dr. Jennifer Montecillo, MD, non-practicing medical reviewer. Content is informational only and does not constitute medical advice, endorsement, or recommendation. Star ratings and facility data are sourced from CMS Care Compare (4pq5-n9py) and reflect the most recently available public snapshot. View current status at Medicare.gov before making care decisions.

External sources: CMS NH Provider Information (4pq5-n9py) · CMS NH Health Deficiencies (r5ix-sfxw) · CMS NH Penalties (g6vv-u9sr) · Medicare.gov profile for CCN 505520 · CMS certification & compliance · HHS-OIG exclusions program. All data is US Government Works (public domain per 17 U.S.C. 105).

Compliance posture

Methodology · Corrections log · Editorial policy

Not designated

Mirabella Seattle is classified as "Medicare and Medicaid" per the CMS Care Compare dataset. Contact the facility directly to confirm current enrollment and acceptance of new residents.