Hospital Directory USA
Acute care hospital

Inova Fair Oaks Hospital in Fairfax, VA

Directions (703) 391-4170 inova.org

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

Overview

About Inova Fair Oaks Hospital

Inova Fair Oaks Hospital is an acute care hospital in Fairfax, Fairfax County, Virginia. It reports its ownership to Medicare as nonprofit (other). It does not report emergency services to Medicare. Its CMS Overall Hospital Quality Star Rating is 5 out of 5. It has 204 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 Reston Hospital Center, about 5.4 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 · 5 no different
Infections and complications acquired in the hospital.
Readmission
1 better · 5 no different · 1 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

172 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 0.00
  • Catheter-associated urinary tract infections (CAUTI)Better than national · SIR 0.00
  • Clostridioides difficile (C. diff) infectionsBetter than national · SIR 0.22
  • Central line bloodstream infections (CLABSI)No different · SIR 0.00
  • Surgical site infections after colon surgeryNo different · SIR 0.58

70% 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 recommend79%
  • Rated the hospital 9 or 1079%
  • Completed surveys730

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

Map

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38.88500, -77.37881

Emergency care

Nearest hospitals with an emergency room

Within 25 miles

Nearby hospitals

Frequently asked questions

Where is Inova Fair Oaks Hospital located?

Inova Fair Oaks Hospital is at 3600 Joseph Siewick Drive, Fairfax, VA 22033 in Fairfax County.

Does Inova Fair Oaks Hospital have an emergency room?

Inova Fair Oaks Hospital does not report emergency services to Medicare. The nearest listed hospital with an emergency room is Reston Hospital Center, about 5.4 mi away. In a life-threatening emergency, call 911.

What is the CMS star rating of Inova Fair Oaks Hospital?

Inova Fair Oaks 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.

What is the phone number of Inova Fair Oaks Hospital?

The main phone number on record with Medicare is (703) 391-4170.

Would patients recommend Inova Fair Oaks Hospital?

In the most recent HCAHPS patient survey (730 completed surveys), 79% of patients said they would definitely recommend the hospital, and 79% rated it 9 or 10 out of 10.

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