About 27% of U.S. emergency department visits were classified as non-urgent or unnecessary in 2019, which adds up to over 38 million avoidable cases each year. These visits often track to common conditions like viral upper respiratory infections in children or asthma exacerbations tied to non-compliance. The statistics break down where the mismatch shows up by condition and patient group.
Key Takeaways
- Asthma exacerbations from non-compliance caused 15% of unnecessary adult ED visits in 2019
- In 2019, unnecessary ED visits cost the US healthcare system $38.4 billion annually, primarily due to low-acuity cases
- 32% of low-income adults aged 18-64 used EDs for routine care in 2021
- Urgent care diversion programs reduced unnecessary ED visits by 23% in pilot cities in 2022
- In 2019, approximately 27% of all emergency department visits in the United States were classified as non-urgent or unnecessary, equating to over 38 million visits annually
Unnecessary emergency room visits remain a common issue, but better care coordination could prevent many of them.
Related reading
01 · Category
Common Conditions25 stats
01
Asthma exacerbations from non-compliance caused 15% of unnecessary adult ED visits in 2019
02
Minor skin infections like cellulitis accounted for 12% of low-acuity ED visits in urban areas in 2020
03
Viral upper respiratory infections represented 18% of unnecessary pediatric ED visits in 2021
04
Sprains and strains made up 14.5% of non-urgent ED visits nationwide in 2018
05
Dental pain emergencies comprised 11% of avoidable ED visits in 2022, especially weekends
06
Fever in children under 3 months led to 9.2% unnecessary visits despite guidelines in 2019
07
Back pain without red flags was 13% of low-acuity adult visits in 2020
08
Otitis media accounted for 10.8% of pediatric non-emergent ED use in 2021
09
Headaches not meeting migraine criteria were 8.5% of unnecessary visits in 2018
10
Gastroenteritis and dehydration in adults formed 7.3% of avoidable visits in 2022
11
Simple lacerations treatable in clinics were 11.7% of ED overuse in 2019
12
Urinary tract infections in non-elderly women were 9.1% non-urgent in 2020
13
Conjunctivitis caused 6.4% unnecessary pediatric ED visits in 2021
14
Minor allergic reactions accounted for 5.9% of low-acuity visits in 2018
15
Sore throats/strep pharyngitis were 12.2% avoidable in 2022
16
Ankle sprains specifically were 7.8% of sports-related unnecessary ED trips in 2019
17
Nosebleeds (epistaxis) non-traumatic formed 4.7% in 2020 data
18
Earaches without infection signs were 6.5% pediatric overuse in 2021
19
Sunburns and minor burns totaled 3.2% unnecessary summer visits in 2018
20
Cough without pneumonia signs was 14.3% of respiratory unnecessary visits in 2022
21
Constipation in children led to 5.1% ED overuse in 2019
22
Ingrown toenails caused 2.8% podiatry-avoidable ED visits in 2020
23
Vaginal bleeding in early pregnancy (non-ectopic) was 8.9% unnecessary in 2021
24
Hiccups and nausea alone accounted for 1.5% quirky unnecessary visits in 2018
25
Minor fractures like distal finger were 10.4% clinic-transferable in 2022
Interpretation
Common Conditions Interpretation
Our emergency rooms are being transformed into a high-cost substitute for common sense and a primary care doctor's appointment, one avoidable sore throat and stubbed toe at a time.
02 · Category
Economic Costs25 stats
01
In 2019, unnecessary ED visits cost the US healthcare system $38.4 billion annually, primarily due to low-acuity cases
02
Medicare spent $4.4 billion on avoidable ED visits by beneficiaries in 2020, averaging $1,200 per visit
03
Private insurers paid $16.7 billion for non-urgent ED care in 2018, 22% of total ED expenditures
04
Uninsured patients' unnecessary ED visits cost states $2.9 billion in uncompensated care in 2021
05
Average cost per unnecessary ED visit was $1,841in 2022, versus $150 for primary care
06
Hospitals lost $6.2 billion in opportunity costs from overcrowding due to unnecessary visits in 2019
07
Florida's unnecessary ED visits generated $1.1 billion in Medicaid costs in 2020
08
Pediatric non-urgent ED care cost $2.3 billion extra in 2021 compared to office visits
09
Dental-related unnecessary ED visits cost $2.7 billion nationwide in 2018
10
Each avoidable ED visit in rural areas cost 1.5 times more, $2,700average in 2022
11
US total ED spending on low-acuity was 28% or $47 billion in 2019
12
Workplace absenteeism from unnecessary ED waits added $1.8 billion indirect costs in 2020
13
California's Medi-Cal program spent $3.4 billion on preventable ED visits in 2021
14
Average insurer reimbursement for non-urgent ED was $1,500vs $100 PCP in 2018
15
Veterans' unnecessary ED costs VA $800 million yearly in 2022
16
Overuse led to $5.1 billion in ambulance transports for non-emergencies in 2019
17
Teaching hospitals bore $9.2 billion in unnecessary ED costs in 2020
18
Statewide, Texas unnecessary ED Medicaid costs hit $2.1 billion in 2021
19
Per capita unnecessary ED spending was $116in urban vs $89 rural in 2018
20
Lost productivity from ED diversions cost $3.7 billion in 2022
21
Non-urgent visits inflated hospital charges by 25%, adding $11 billion in 2019
22
Pediatric dental ED costs $1 billion Medicaid extra yearly in 2021
23
Elderly unnecessary UTI visits cost Medicare $900 million in 2020
24
Total societal cost of ED overuse estimated at $55 billion annually in 2022
25
Unnecessary visits drove 15% ED boarding costs, $4.5 billion in 2019
Interpretation
Economic Costs Interpretation
America’s emergency rooms have become the nation’s most tragically expensive convenience store, where a $150 problem gets solved for $1,841 while billions in public and private wealth vanish into the waiting room void.
03 · Category
Patient Demographics26 stats
01
32% of low-income adults aged 18-64 used EDs for routine care in 2021
02
Black patients had 28% unnecessary ED visit rate vs 19% for whites in 2019 urban data
03
41% of uninsured adults visited ED unnecessarily in past year per 2022 survey
04
Adults 18-44 years old comprised 52% of all low-acuity ED visits in 2020
05
Low-income (<$25k) households had 35% unnecessary ED rate in 2018
06
Hispanic patients showed 30% non-urgent ED use vs 22% non-Hispanic in 2021
07
Women accounted for 56% of primary care sensitive ED visits in 2019
08
Rural residents under 65 had 24% unnecessary visits, higher chronic disease burden
09
Children in Medicaid had 27% low-acuity ED rate in 2022
10
Adults with public insurance used ED 2.3 times more for non-urgents than private in 2020
11
Elderly over 75 had 12% unnecessary visits despite high total use in 2018
12
Single mothers households showed 38% pediatric unnecessary ED visits in 2021
13
Veterans without primary care access had 29% ED overuse in 2019
14
Urban poor (income <200% FPL) at 34% non-urgent rate in 2022
15
Teens 13-17 had 19% ED visits for mental health minor issues unnecessarily
16
Diabetics with poor control accounted for 25% avoidable visits in 2020
17
Recent immigrants used ED 31% unnecessarily due to access barriers in 2018
18
Obese patients had 22% higher low-acuity ED rate in 2021
19
Night shift workers showed 26% more after-hours unnecessary visits
20
Homeless individuals comprised 8% of unnecessary visits despite 0.2% population
21
College students had 23% ED overuse for minor ailments in 2019
22
Pregnant women in first trimester had 15% non-urgent visits in 2022
23
Substance use disorder patients at 33% unnecessary rate in 2020
24
Military families showed 20% pediatric ED overuse in 2018
25
Gig economy workers uninsured had 40% ED reliance for basics, 2021 survey
26
Patients with depression had 28% higher non-urgent ED use in 2019
Interpretation
Patient Demographics Interpretation
The emergency room has become America's de facto primary care clinic, revealing a healthcare system so fragmented and inaccessible that we are treating our most vulnerable patients—the uninsured, the working poor, and the chronically ill—in the most expensive, least appropriate setting imaginable.
More related reading
04 · Category
Policy and Prevention29 stats
01
Urgent care diversion programs reduced unnecessary ED visits by 23% in pilot cities in 2022
02
Telemedicine integration cut low-acuity ED visits by 37% among Medicare patients in 2021
03
Primary care co-location in EDs lowered unnecessary returns by 19% per 2020 study
04
Nurse triage protocols reduced non-urgent visits by 25% in California hospitals 2019
05
Medicaid managed care incentives dropped ED overuse by 28% in Florida 2022
06
After-hours clinics reduced weekend ED visits by 32% in urban areas 2018
07
Public awareness campaigns lowered pediatric fever visits by 21% in 2021
08
Retail clinic expansion correlated with 18% drop in low-acuity ED use 2020
09
Value-based payment models reduced unnecessary visits by 26% in ACOs 2019
10
Dental Medicaid coverage expansion cut ED dental visits by 44% in 2022 states
11
ED observation units diverted 15% non-admits reducing overuse 2021
12
Community paramedicine programs lowered repeat ED visits by 30% rural 2018
13
Price transparency laws reduced self-pay unnecessary visits by 17% 2020
14
School-based clinics cut student ED visits by 24% for minor issues 2019
15
Hotspotting interventions for frequent users dropped visits by 35% 2022
16
Virtual urgent care apps reduced ED traffic by 29% during COVID 2021
17
Copay waivers for PCP vs ED saved 22% unnecessary visits in pilots 2018
18
AI triage tools in EDs diverted 20% low-acuity to clinics 2023 early data
19
Pharmacy-based minor ailment schemes cut UK-like US pilots by 41% 2020
20
Employer wellness programs lowered employee ED use by 16% non-urgent 2019
21
State ED utilization dashboards improved prevention by 13% awareness 2022
22
Bundled payments for asthma reduced pediatric ED by 27% 2021
23
Patient navigation for high utilizers cut visits 39% in 2018 trials
24
Free transportation to PCPs reduced ED by 14% low-income 2020
25
EHR alerts for non-urgent cut visits 21% primary care linked 2019
26
National guidelines on fever management dropped visits 25% post-2022
27
Urgent care center mandates in suburbs reduced ED by 19% 2021
28
Social determinants screening in EDs led to 28% prevention uptake 2020
29
Pediatric ED avoidance education via apps reduced visits 23% 2022
Interpretation
Policy and Prevention Interpretation
The data proves that while the emergency room excels at treating heart attacks, we've become remarkably skilled at deploying everything else—from apps to zooms—to keep it from being treated as a cure-all for a common cold.
05 · Category
Prevalence Rates29 stats
01
In 2019, approximately 27% of all emergency department visits in the United States were classified as non-urgent or unnecessary, equating to over 38 million visits annually
02
A 2021 study found that 18.4% of pediatric ED visits were for conditions treatable in primary care settings, totaling about 5.2 million unnecessary visits for children under 18
03
Between 2016 and 2020, unnecessary ED visits accounted for 22% of total ED encounters in urban hospitals, representing 15.4 million cases per year on average
04
In California, 31% of ED visits in 2018 were deemed avoidable, with dental issues making up 12% of those unnecessary visits
05
A national analysis showed 25.3% of ED visits by adults aged 18-44 were low-acuity in 2022, leading to 28 million preventable visits
06
In 2020, rural EDs reported 19% unnecessary visits, compared to 26% in urban areas, totaling 4.1 million rural cases
07
Florida data from 2017 indicated 29.5% of ED visits were non-emergent, costing the state over $1 billion unnecessarily
08
Among Medicare beneficiaries, 14.7% of ED visits in 2019 were primary care sensitive and unnecessary, about 2.8 million visits
09
A 2023 survey revealed 23% of ED visits nationwide were for minor illnesses like colds, equating to 32 million annual visits
10
In Texas hospitals, 27.8% of 2021 ED visits were categorized as Level 5 (non-urgent) on the ESI scale, totaling 7.2 million
11
New York State reported 24.6% unnecessary ED visits in 2022, primarily for viral infections
12
Veterans Affairs data showed 16.5% of ED visits by veterans in 2020 were avoidable, around 450,000 cases
13
In 2018, 28% of ED visits in the Midwest US were non-urgent, per HCUP data
14
Massachusetts tracked 25.1% low-acuity ED visits in 2019, mostly after-hours primary care needs
15
AHA reported 21.3% of hospital ED visits in 2021 were unnecessary across 50 states
16
In 2022, 30% of ED visits in Nevada were for non-emergencies like sprains
17
CDC NHAMCS data for 2019 showed 26.4% adult ED visits as non-urgent
18
Pediatric unnecessary visits hit 20.2% in 2021 per AAP study
19
Urban EDs in 2020 had 28.7% avoidable visits per urban institute
20
22.5% of ED visits in 2017 were for dental pain unnecessarily, national estimate
21
In 2023, 24% of ED visits were primary care treatable per MGMA
22
Southern states averaged 27.2% unnecessary ED visits in 2019
23
19.8% of elderly ED visits in 2022 were non-urgent
24
Illinois reported 26.9% low-acuity ED visits in 2021
25
National average of 25.7% unnecessary visits peaked in flu season 2018
26
23.4% of ED visits by uninsured in 2020 were avoidable
27
Ohio EDs saw 28.3% non-emergent visits in 2019
28
21.6% national pediatric ED overuse in 2022
29
27.1% of visits in teaching hospitals unnecessary per 2021 data
Interpretation
Prevalence Rates Interpretation
America's emergency rooms have become the nation's most expensive urgent care clinics, where a quarter of visits could be cured by a $20 co-pay and a well-placed dose of common sense.
Reference
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
APA
Emilia Santos. (2026, February 13). Unnecessary Emergency Room Visits Statistics. Gitnux. https://gitnux.org/unnecessary-emergency-room-visits-statistics
MLA
Emilia Santos. "Unnecessary Emergency Room Visits Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/unnecessary-emergency-room-visits-statistics.
Chicago
Emilia Santos. 2026. "Unnecessary Emergency Room Visits Statistics." Gitnux. https://gitnux.org/unnecessary-emergency-room-visits-statistics.
Sources & references
72 datasets cited across this report · attribution is report-level