What is the Gera US Hospital Quality Index (GUHQI)?

The GUHQI is a 0–100 score computed from CMS Hospital Care Compare data for each hospital: 0.4×star_norm + 0.3×(1−mortality_worse_rate) + 0.2×(1−readmission_worse_rate) + 0.1×HCAHPS_coverage, then normalised across all 3,182 CMS-rated hospitals.

How many hospitals are in the Gera US Hospital Quality Index?

This cluster covers the top 800 hospitals by GUHQI — all 4- or 5-star CMS-rated — from the 3,182 hospitals with a real CMS Overall Star Rating in the April 2026 dataset.

Where does this hospital quality data come from?

All data is from the CMS Hospital Care Compare "Hospital General Information" dataset (identifier xubh-q36u), published by the U.S. Centers for Medicare & Medicaid Services (CMS). This is a U.S. federal government work in the public domain.

Which hospital has the highest GUHQI score?

Adventhealth Castle Rock in Castle Rock, CO is among the highest-GUHQI hospitals with a score of 100/100 and a CMS 5 stars as of April 2026.

Is this a Gera endorsement of these hospitals?

No. The GUHQI is a transparent, reproducible summary of publicly available CMS government data. It is not a clinical recommendation or safety certification. Always consult CMS Hospital Care Compare and your clinician before any healthcare decision.

US Hospital Quality Index

Real CMS Hospital Care Compare star ratings for April 2026 — 800 top-rated US hospitals ranked by the Gera US Hospital Quality Index (GUHQI) across 51 states. All 4- or 5-star CMS-rated.

What are the top-rated hospitals in the US by the Gera US Hospital Quality Index?

As of April 2026, the Gera US Hospital Quality Index (GUHQI) ranks 800 US hospitals on a 0–100 scale derived from real CMS Hospital Care Compare data (star ratings, mortality, readmissions, HCAHPS). All 800 are 4- or 5-star CMS-rated; Adventhealth Castle Rock leads with a GUHQI of 100/100.

Source:Centers for Medicare & Medicaid Services — Hospital Care Compare (Hospital General Information)·as of April 2026updated quarterly (last: 20 June 2026)

Gera US Hospital Quality Index800 hospitals rankedA transparent 0–100 composite of CMS star ratings, mortality outcomes, readmission outcomes, and HCAHPS patient-experience coverage. Normalised across 3,182 CMS-rated US hospitals. See the full formula.How this index is calculated

Top 10 hospitals by Gera US Hospital Quality Index (April 2026)

Top 10 US hospitals by GUHQI, April 2026 (CMS, public domain)
Rank	Hospital	State	CMS stars	GUHQI	Tier
1	Adventhealth Castle Rock	CO	5 stars	100/100	Exceptional
2	Adventhealth Daytona Beach	FL	5 stars	100/100	Exceptional
3	Adventhealth Hendersonville	NC	5 stars	100/100	Exceptional
4	Adventhealth Murray	GA	5 stars	100/100	Exceptional
5	Adventhealth Parker	CO	5 stars	100/100	Exceptional
6	Adventhealth Wesley Chapel	FL	5 stars	100/100	Exceptional
7	Adventist Health Howard Memorial	CA	5 stars	100/100	Exceptional
8	Ahn Wexford Hospital	PA	5 stars	100/100	Exceptional
9	Akron General Medical Center	OH	5 stars	100/100	Exceptional
10	Alta Bates Summit Medical Center	CA	5 stars	100/100	Exceptional

Rank the top hospitals in your state

Pick any state to see its highest-GUHQI hospitals from the 800-hospital index.

Choose a state to rank its top hospitals by Gera US Hospital Quality Index

Choose a state to see its top-ranked hospitals by the Gera US Hospital Quality Index, with their real CMS star ratings and outcomes. Covers 800 high-performing US hospitals across 51 states (April 2026).

Browse hospitals by state

US hospital quality: frequently asked questions

What is the Gera US Hospital Quality Index (GUHQI)?: The GUHQI is a 0–100 score computed from CMS Hospital Care Compare data for each hospital: 0.4×star_norm + 0.3×(1−mortality_worse_rate) + 0.2×(1−readmission_worse_rate) + 0.1×HCAHPS_coverage, then normalised across all 3,182 CMS-rated hospitals.
How many hospitals are in the Gera US Hospital Quality Index?: This cluster covers the top 800 hospitals by GUHQI — all 4- or 5-star CMS-rated — from the 3,182 hospitals with a real CMS Overall Star Rating in the April 2026 dataset.
Where does this hospital quality data come from?: All data is from the CMS Hospital Care Compare "Hospital General Information" dataset (identifier xubh-q36u), published by the U.S. Centers for Medicare & Medicaid Services (CMS). This is a U.S. federal government work in the public domain.
Which hospital has the highest GUHQI score?: Adventhealth Castle Rock in Castle Rock, CO is among the highest-GUHQI hospitals with a score of 100/100 and a CMS 5 stars as of April 2026.
Is this a Gera endorsement of these hospitals?: No. The GUHQI is a transparent, reproducible summary of publicly available CMS government data. It is not a clinical recommendation or safety certification. Always consult CMS Hospital Care Compare and your clinician before any healthcare decision.

Navigating US hospital care?

The Gera US Hospital Quality Index covers 800 top-rated US hospitals from real CMS data. A GeraClinic care navigator can help you interpret these ratings, compare options, and prepare for your appointment.

Talk to a GeraClinic care navigator How the GUHQI is calculated

Contains public sector information published by Centers for Medicare & Medicaid Services and licensed under the U.S. Public Domain (federal government work). Source: Centers for Medicare & Medicaid Services — Hospital Care Compare (Hospital General Information) (April 2026, published 28 April 2026).

Informational/educational only — not a substitute for professional medical advice; a clinician interprets results.