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By Jayant Panwar, Healthcare Data AnalystUpdated April 4, 2026Editorial policy
Disclaimer: This page provides cost comparison data sourced from insurer Transparency in Coverage files. It is not medical advice. Consult a qualified healthcare provider for medical decisions.Learn about our data methodology.
Missouri

Cost of a ER Visit (Moderate) Visit
in Missouri

Missouri's healthcare system serves a geographically diverse state where emergency care costs vary significantly between urban centers like Kansas City and rural counties. ER Visit (Moderate) patients typically pay between $85 and $167, with a median out-of-pocket cost of $121. The state has over 7,500 active providers handling moderate-severity emergency visits, offering patients considerable choice when seeking care across Missouri's varied healthcare landscape.

Average

$124

Median

$121

Lowest

$85

Highest

$167

Providers

7,537

National avg: $142Missouri: $124

12% below national average

Important: These are cost estimates only — not a quote and not medical advice.

The prices on this page are self-pay rates, drawn from federal Transparency in Coverage machine-readable files (CPT 99284Emergency department visit, moderate severity). They represent what a patient might pay without insurance.

Your actual cost depends on: your specific insurance plan, your remaining deductible, your coinsurance percentage, whether you have met your out-of-pocket maximum, whether the facility and provider are both in-network, and any separate anesthesia or implant fees billed independently.

This page does not constitute medical advice. Whether you need this procedure, and which approach is right for you, is a decision to make with a licensed healthcare provider.

Where this data comes from & what CPT 99284 covers

Data source: Cost figures are derived from UnitedHealthcare Transparency in Coverage machine-readable files for CPT code 99284 (Emergency department visit, moderate severity), as mandated by the CMS Price Transparency Rule.

What CPT 99284 covers: the provider's professional fee for er visit (moderate severity). It does not include facility/hospital fees, anesthesia, pre-operative imaging, post-operative care, or any add-on codes billed separately.

How to Find the Right ER Visit (Moderate) Near You in Missouri and Compare Costs

Verify the Doctor's Credentials and Specialty Focus

Emergency medicine physicians should be board-certified by the American Board of Emergency Medicine, with experience handling moderate-complexity cases that require advanced diagnostic skills but fall short of critical care needs. Look for doctors with training in emergency procedures, diagnostic imaging interpretation, and coordinated care transitions.

Check Network Status Before Booking

In-network ER visits in Missouri can save patients hundreds compared to out-of-network facilities, especially given the state's major insurers like Anthem and UHC maintain specific hospital partnerships. Always verify network status before seeking care, as emergency departments within the same health system may have different coverage arrangements.

Compare Out-of-Pocket Costs Across Providers

The same moderate ER visit can range from $85 to $167 depending on whether you visit a large hospital system versus a smaller community hospital in Missouri. Geographic location within the state also affects pricing, with urban facilities typically charging different rates than rural emergency departments.

Ask About Self-Pay Discounts

Many Missouri hospitals offer significant cash-pay discounts for uninsured patients, sometimes reducing bills by 20-40% when paid within 30 days. Payment plans are commonly available, and financial counselors can help negotiate manageable arrangements for emergency care costs.

Skip the research. Momentary Lab searches thousands of ER Visit (Moderate) providers in Missouri, compares costs, and checks your insurance in seconds.

Top-Rated Hospitals in Missouri

These hospitals in Missouri are top-rated for patient satisfaction. Review data sourced from HCAHPS Patient Survey.

5/5
83% would recommend101 patient surveys
5/5
82% would recommend145 patient surveys
5/5
81% would recommend153 patient surveys
5/5
74% would recommend127 patient surveys
HEDRICK MEDICAL CENTER

CHILLICOTHE, MO

5/5
70% would recommend106 patient surveys

Hospital ratings are based on HCAHPS (Hospital Consumer Assessment of Healthcare Providers and Systems) survey data published by CMS.

Does Your Insurance Cover ER Visit (Moderate) Visits in Missouri?

Missouri's insurance marketplace features moderate competition among major carriers including Anthem, UHC, and Cigna, though the state has not expanded Medicaid, limiting coverage options for lower-income residents. Emergency care coverage varies significantly between plan types, making it essential to understand your specific benefits before seeking treatment.

Understanding Referral Requirements

Emergency visits typically bypass referral requirements regardless of whether you have an HMO or PPO plan, as emergency care is considered urgent by nature. However, follow-up specialist visits recommended after your ER treatment may require referrals depending on your specific Missouri insurance plan structure.

What In-Network Actually Means for Your Costs

Missouri emergency departments may include both in-network facilities and out-of-network physicians, creating potential surprise billing scenarios that federal No Surprises Act protections now address. Hospital-based emergency departments typically have different coverage tiers than freestanding emergency centers, affecting your final costs significantly.

Key Questions to Ask Before Your Visit

Before receiving emergency care, confirm that the facility accepts your insurance, understand your emergency copay or deductible responsibility, verify whether any specialist consultations will be covered, and ask about prior authorization requirements for advanced imaging or procedures that may be recommended during your visit.

Medicaid and Medicare Coverage in Missouri

Missouri has not expanded Medicaid, meaning adults above 18% of the federal poverty level may lack coverage for emergency visits unless they qualify through disability or other specific categories. Medicare Part B covers emergency department visits with standard 20% coinsurance after meeting your annual deductible, regardless of which Missouri hospital you visit.

Check your coverage instantly. Tell our AI Navigator your insurance plan and provider -- we will tell you exactly what you will pay.

Why ER Visit (Moderate) Visit Costs Vary Across Missouri

Missouri's healthcare costs run approximately 5% below national averages, reflecting the state's lower cost of living compared to coastal regions, though emergency care pricing varies considerably between metropolitan areas and rural counties. The state's central location and diverse economic base create unique market dynamics affecting healthcare delivery costs.

Urban vs. Rural Provider Availability

Missouri's population centers around St. Louis and Kansas City offer multiple emergency care options with competitive pricing, while rural counties may have limited hospital access, potentially requiring longer travel distances for specialized emergency care. This geographic disparity creates cost variations based on facility overhead and patient volume differences across the state.

Facility Type and Overhead Costs

Hospital-based emergency departments affiliated with major Missouri health systems like BJC HealthCare or HCA Midwest typically charge higher facility fees than independent emergency centers, reflecting differences in overhead costs and staffing models. Teaching hospitals associated with University of Missouri or Washington University may have additional costs related to resident physician training programs.

Insurance Market Competition in Missouri

The presence of major insurers including Anthem, UHC, and Cigna creates moderate competitive pressure on negotiated rates, though market concentration varies by region within Missouri. Rural areas may have fewer insurer options, potentially leading to less favorable negotiated rates for emergency services compared to urban markets with multiple carrier choices.

Physician Supply and Demand in Missouri

With over 7,500 providers handling moderate emergency visits, Missouri maintains adequate emergency physician coverage relative to its population, though distribution favors urban areas over rural counties. This physician supply helps moderate emergency care costs in major metropolitan areas while potentially creating access challenges in less populated regions of the state.

Compare Similar Procedures

How does er visit (moderate severity) compare to related procedures in Missouri?

ProcedureCPTLowMedianHighProviders
ER Visit (Low Severity)

Emergency department visit, low severity

99283$52$70$997,521
ER Visit (High Severity)

Emergency department visit, high severity

99285$88$177$2397,498
JP

Jayant Panwar

CEO, Momentary Labs · San Francisco, CA

Jayant has analyzed healthcare pricing data from CMS Transparency in Coverage files since 2022, covering more than 50 million negotiated rate records across all 50 states. His work focuses on making insurer machine-readable files accessible to patients and researchers.

The cost figures on this page reflect his ongoing work to make this data accessible to patients.

Healthcare Data AnalyticsCMS TiC DataInsurance Price Transparency

Frequently Asked Questions — ER Visit (Moderate) Costs in Missouri

What is the average cost of a ER Visit (Moderate) visit in Missouri without insurance?

Uninsured patients in Missouri can expect to pay between $85 and $167 for a moderate-severity emergency visit, with a median cost of $121. Many hospitals offer self-pay discounts of 20-40% when bills are paid promptly, potentially reducing these costs significantly. Payment plans are commonly available to help manage emergency care expenses for uninsured patients.

Does Missouri Medicaid cover ER Visit (Moderate) visits?

Missouri Medicaid covers emergency department visits for eligible beneficiaries, though the state has not expanded Medicaid, limiting eligibility to specific populations like pregnant women, children, and disabled adults. Adults without dependent children typically don't qualify for Missouri Medicaid unless they meet very strict income requirements. Emergency care is considered essential and is covered when medically necessary.

How do I find an affordable ER Visit (Moderate) near me in Missouri?

Compare costs between hospital-based emergency departments and freestanding emergency centers in your area, as prices can vary by over $80 even within the same city. Ask about self-pay discounts if you're uninsured, and consider community hospital emergency departments which may have lower facility fees than major medical centers. Use our cost comparison tool to find the most affordable in-network options near you.

What is the difference in cost between an initial consultation and a follow-up visit?

Emergency department visits are typically billed as single encounters rather than initial versus follow-up appointments, with costs based on the complexity and resources required during your visit. The $85 to $167 range reflects varying levels of diagnostic testing, procedures, and physician time needed for moderate-severity conditions. Follow-up care after an ER visit usually occurs with your primary care physician or a referred specialist at different pricing structures.

Can I use an HSA or FSA to pay for a ER Visit (Moderate) visit in Missouri?

Yes, emergency department visits qualify as eligible medical expenses for both Health Savings Accounts (HSA) and Flexible Spending Accounts (FSA) in Missouri. You can use these pre-tax dollars to pay for copays, deductibles, and any portion of the emergency care costs not covered by your insurance. Keep receipts and documentation for tax purposes when using HSA or FSA funds for emergency medical expenses.

How does telemedicine affect the cost of seeing a ER Visit (Moderate) in Missouri?

Telemedicine cannot replace in-person emergency care for moderate-severity conditions requiring physical examination, diagnostic testing, or immediate procedures. However, telehealth consultations with urgent care providers or your primary care physician may help determine if emergency care is necessary, potentially avoiding unnecessary ER visits. Missouri has expanded telehealth coverage during recent years, making virtual consultations more accessible for non-emergency medical concerns.

Find an Affordable ER Visit (Moderate) Near You in Missouri — Powered by AI

Momentary Lab helps Missouri patients find affordable emergency care by comparing costs across thousands of providers, verifying insurance coverage, and providing instant cost estimates tailored to your specific situation. Our AI-powered platform takes the guesswork out of healthcare costs, helping you make informed decisions about emergency care in Missouri. Get your personalized cost estimate -- free, instant, no sign-up required.

Click a state to compare costs

Average Visit Cost

$82
$311

Office visit (CPT 99284)

Compare With Other States
RankStateAverage
1Wisconsin
Range: $73$647
$311
2Illinois
Range: $80$431
$223
3Iowa
Range: $80$371
$205
4New Hampshire
Range: $102$307
$202
5Pennsylvania
Range: $55$431
$191
6New York
Range: $67$374
$183
7Rhode Island
Range: $62$374
$177
8Maine
Range: $116$233
$172
9Massachusetts
Range: $62$368
$170
10Nebraska
Range: $83$291
$165
11Washington
Range: $80$259
$161
12Michigan
Range: $80$291
$158
13New Mexico
Range: $85$266
$158
14Wyoming
Range: $85$262
$157
15Colorado
Range: $80$267
$157
16Vermont
Range: $80$257
$156
17Georgia
Range: $84$246
$151
18California
Range: $80$258
$142
19Indiana
Range: $80$258
$142
20Kentucky
Range: $70$246
$140
21North Carolina
Range: $80$231
$139
22District of Columbia
Range: $80$217
$138
23West Virginia
Range: $62$174
$137
24Utah
Range: $80$228
$135
25Maryland
Range: $80$206
$132
26New Jersey
Range: $60$237
$131
27Hawaii
Range: $80$217
$130
28Arkansas
Range: $80$194
$130
29Virginia
Range: $81$202
$129
30Tennessee
Range: $85$187
$128
31South Carolina
Range: $80$206
$128
32Ohio
Range: $75$197
$127
33Missouri
Range: $85$167
$124
34Alabama
Range: $80$195
$124
35Oklahoma
Range: $85$169
$123
36Kansas
Range: $86$167
$123
37Texas
Range: $80$196
$122
38Arizona
Range: $80$187
$122
39Mississippi
Range: $86$165
$121
40Idaho
Range: $80$194
$121
41Delaware
Range: $80$157
$120
42Minnesota
Range: $62$233
$119
43Nevada
Range: $84$184
$119
44Connecticut
Range: $55$211
$118
45Alaska
Range: $80$194
$118
46Louisiana
Range: $62$150
$104
47Oregon
Range: $62$183
$102
48Montana
Range: $62$145
$96
49Florida
Range: $35$190
$95
50North Dakota
Range: $62$121
$82
51South Dakota
Range: $62$121
$82
ER Visit (Moderate Severity) in Other States
JP

Jayant Panwar

CEO & Healthcare Data Analyst, Momentary Labs

Last updated: April 4, 2026

About This Data

Cost data sourced from Transparency in Coverage (TiC) machine-readable files published by UnitedHealthcare as required by the CMS Price Transparency Rule. These are actual negotiated rates between insurers and providers — not estimates.

Prices shown are for Emergency department visit, moderate severity (CPT 99284) in Missouri, aggregated across 7,537 provider contracts.

Actual out-of-pocket costs depend on your insurance plan, deductible, coinsurance, and services received. This is not medical advice.

About this page

Data source: UnitedHealthcare Transparency in Coverage machine-readable files, CPT 99284, Missouri providers. Rates represent in-network negotiated amounts and may vary by plan type.

Editorial policy: Momentary Labs does not accept payment from providers, hospitals, or insurers to influence cost rankings or editorial content. Read our full editorial policy.

Corrections: If you believe any cost figure or clinical information on this page is inaccurate, please report it here. We review all submissions within 5 business days.