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Acute care hospital Emergency room

Houston Methodist Clear Lake Hospital in Nassau Bay, TX

Directions (281) 333-5503

In a medical emergency, call 911. This page is for information only.

Overview

About Houston Methodist Clear Lake Hospital

Houston Methodist Clear Lake Hospital is an acute care hospital in Nassau Bay, Harris County, Texas. It reports its ownership to Medicare as nonprofit (private). It provides emergency services. Its CMS Overall Hospital Quality Star Rating is 5 out of 5. It has 178 licensed beds, according to state license data via HIFLD. It meets the CMS Birthing-Friendly designation criteria for maternity care. The nearest other listed hospital is Medical Behavioral Hospital of Clear Lake, LLC, about 1.9 mi away.

CMS Care Compare

Quality ratings

5
Overall Hospital Quality Star Rating, out of 5

How this hospital compares with the national rate on each measure group:

Mortality
1 better · 6 no different
Deaths within 30 days for conditions such as heart attack, heart failure, pneumonia and stroke.
Safety of care
2 better · 4 no different
Infections and complications acquired in the hospital.
Readmission
1 better · 5 no different · 3 worse
Unplanned returns to the hospital after discharge.

Source: Centers for Medicare & Medicaid Services, Hospital General Information. How star ratings work.

Emergency department

Emergency room times

155 min
Median time in the ER before leaving (OP-18b)
1.0%
Left before being seen (OP-22)
high
Emergency department volume

Lower times are better. Reporting period ending September 2025. Source: CMS Timely and Effective Care. What these numbers mean.

Safety of care

Infections and sepsis care

  • MRSA bloodstream infectionsNo different · SIR 0.69
  • Catheter-associated urinary tract infections (CAUTI)Better than national · SIR 0.00
  • Clostridioides difficile (C. diff) infectionsBetter than national · SIR 0.21
  • Central line bloodstream infections (CLABSI)No different · SIR 0.59
  • Surgical site infections after colon surgeryNo different · SIR 0.00

65% of patients with severe sepsis or septic shock received all the recommended early care steps (SEP-1). Higher is better.

SIR is the standardized infection ratio: below 1 means fewer infections than predicted for a hospital like this one. Period ending September 2025. Source: CMS Healthcare-Associated Infections and Timely and Effective Care.

HCAHPS survey

What patients say

  • Patient survey star rating
  • Would definitely recommend84%
  • Rated the hospital 9 or 1082%
  • Completed surveys1,198

Survey period ending September 2025. Source: CMS HCAHPS Patient Survey.

Map

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29.55061, -95.08562

Within 25 miles

Nearby hospitals

Frequently asked questions

Where is Houston Methodist Clear Lake Hospital located?

Houston Methodist Clear Lake Hospital is at 18300 St John Drive, Nassau Bay, TX 77058 in Harris County.

Does Houston Methodist Clear Lake Hospital have an emergency room?

Yes. Houston Methodist Clear Lake Hospital reports emergency services to Medicare, and patients spent a median of 155 minutes in its emergency department before leaving. In a life-threatening emergency, call 911.

What is the CMS star rating of Houston Methodist Clear Lake Hospital?

Houston Methodist Clear Lake Hospital has a CMS Overall Hospital Quality Star Rating of 5 out of 5. The rating combines measures of mortality, safety of care, readmission, patient experience and timely and effective care, compared with hospitals nationwide.

Is Houston Methodist Clear Lake Hospital a trauma center?

We have no trauma center designation on record for Houston Methodist Clear Lake Hospital. Hospitals without one still treat injuries in their emergency department and transfer patients who need a trauma center. Check the Texas trauma program for the current list.

What is the phone number of Houston Methodist Clear Lake Hospital?

The main phone number on record with Medicare is (281) 333-5503.

Would patients recommend Houston Methodist Clear Lake Hospital?

In the most recent HCAHPS patient survey (1,198 completed surveys), 84% of patients said they would definitely recommend the hospital, and 82% rated it 9 or 10 out of 10.

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