Cost of a ER Visit (Moderate) Visit
in California
California's emergency departments handle over 14 million visits annually, with moderate-severity cases representing a significant portion of patient encounters. For a ER Visit (Moderate) in California, patients typically pay between $80 and $258, with a median negotiated rate of $88 based on insurance company data. The state's nearly 20,000 active emergency providers across 400+ hospitals offer extensive options for urgent care needs. Patients can browse all ER Visit (Moderate) providers throughout California to find the most cost-effective option for their situation.
Average
$142
Median
$88
Lowest
$80
Highest
$258
Providers
19,792
0% above 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 99284 — Emergency 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 California and Compare Costs
Verify the Doctor's Credentials and Specialty Focus
Emergency medicine physicians in California must maintain board certification through the American Board of Emergency Medicine, which requires ongoing education and recertification every 10 years. For moderate-severity visits, look for doctors with experience in urgent care management and emergency stabilization procedures. Many California emergency departments also employ physician assistants and nurse practitioners who can effectively handle moderate-severity cases at potentially lower costs.
Check Network Status Before Booking
Network status dramatically affects your out-of-pocket costs, with out-of-network emergency visits potentially costing thousands more than in-network care. California patients should verify that both the emergency physician and the hospital facility are in-network, as these are often billed separately. The state's major insurers including Anthem, Kaiser, and UnitedHealthcare maintain extensive emergency provider networks throughout California.
Compare Out-of-Pocket Costs Across Providers
The same moderate-severity emergency visit can vary by hundreds of dollars depending on whether you visit a large health system's emergency department versus a smaller community hospital. California's hospital-owned emergency departments typically charge higher facility fees than independent urgent care centers that can handle moderate-severity cases. Geographic location within California also significantly impacts pricing, with Bay Area and Los Angeles emergency departments generally charging premium rates.
Ask About Self-Pay Discounts
Many California emergency departments offer substantial cash-pay discounts for uninsured patients, sometimes reducing costs by 30-50% from standard rates. Payment plan options are widely available across California hospitals, allowing patients to spread emergency visit costs over several months. Don't hesitate to negotiate payment terms, especially at non-profit hospitals that are required to offer charity care programs under California law.
Skip the research. Momentary Lab searches thousands of ER Visit (Moderate) providers in California, compares costs, and checks your insurance in seconds.
Top-Rated Hospitals in California
These hospitals in California are top-rated for patient satisfaction. Review data sourced from HCAHPS Patient Survey.
SANTA CRUZ, CA
IRVINE, CA
FRESNO, CA
MAMMOTH LAKES, CA
TRUCKEE, CA
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 California?
California's insurance market features strong competition among major carriers including Anthem, Kaiser Permanente, and UnitedHealthcare, with Medicaid expansion providing coverage to over 14 million residents. The state's high HMO penetration rate means many patients need to understand referral requirements and network restrictions for emergency care.
Understanding Referral Requirements
Emergency visits for moderate-severity conditions typically don't require prior authorization or PCP referrals, even under HMO plans, since emergency care is considered urgent. However, California's high HMO enrollment means patients should understand their plan's emergency care policies and potential penalties for non-emergency use of emergency departments. Some HMO plans may require post-emergency follow-up through their primary care network.
What In-Network Actually Means for Your Costs
California emergency departments often involve multiple providers who may have different network statuses, including the emergency physician, radiologists, and laboratory services. The federal No Surprises Act protects patients from most surprise emergency bills, but understanding your plan's emergency copays and deductibles remains important. Facility fees at hospital emergency departments are typically much higher than physician fees for the same level of care.
Key Questions to Ask Before Your Visit
Confirm that the emergency department accepts your insurance plan and understand your emergency copay or deductible responsibility. Ask whether the emergency physician group contracts separately with your insurer, as this can affect your costs even at in-network hospitals. Verify if your plan requires notification within 24-48 hours for emergency visits, and understand your coverage for any diagnostic tests or procedures that may be needed. Check whether your plan covers emergency care at out-of-network facilities if you're traveling within California.
Medicaid and Medicare Coverage in California
California's Medicaid expansion provides comprehensive emergency coverage to eligible residents, typically with minimal copays for moderate-severity emergency visits. Medicare Part B covers emergency department visits nationwide, including when California residents need emergency care while traveling. Both programs cover emergency care regardless of which hospital you visit, though Medicare patients may face higher costs at hospitals that don't accept Medicare assignment.
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 California
California's emergency care costs run approximately 18% above the national average, reflecting the state's high cost of living, stringent regulations, and competitive healthcare market. The state's diverse geography creates significant cost variations between metropolitan trauma centers and rural critical access hospitals.
Urban vs. Rural Provider Availability
California's vast geographic spread creates dramatic disparities in emergency care access, with the San Francisco Bay Area and Los Angeles basin offering numerous high-cost options while rural counties may have only one emergency department serving hundreds of square miles. Urban emergency departments in California typically charge premium rates due to higher real estate costs, specialized trauma capabilities, and 24/7 staffing requirements. Rural facilities often provide more affordable emergency care but may transfer complex cases to urban centers, potentially increasing total costs.
Facility Type and Overhead Costs
Hospital-based emergency departments in California carry significantly higher overhead costs than urgent care centers, reflected in substantial facility fees that can exceed physician charges. Major health systems like Kaiser Permanente, Sutter Health, and Cedars-Sinai operate large emergency departments with advanced capabilities but typically charge higher rates than independent community hospitals. California's seismic safety requirements and environmental regulations also increase facility costs compared to other states.
Insurance Market Competition in California
California's competitive insurance market includes major players like Anthem Blue Cross, Kaiser Permanente, and UnitedHealthcare, creating varied negotiated rate structures across emergency providers. Kaiser's integrated model often results in lower costs for members but limits provider choice, while PPO plans offer broader networks at higher prices. The state's robust Medicaid program negotiates relatively low rates, while commercial insurers face varying degrees of leverage depending on regional provider concentration.
Physician Supply and Demand in California
With nearly 20,000 emergency providers across the state, California maintains relatively good physician supply in urban areas but faces shortages in rural regions, affecting both access and pricing. High demand for emergency services in metropolitan areas allows providers to maintain premium pricing, while rural areas may struggle to maintain 24/7 emergency coverage. California's competitive residency programs and high physician compensation requirements contribute to elevated emergency care costs compared to other states.
Compare Similar Procedures
How does er visit (moderate severity) compare to related procedures in California?
| Procedure | CPT | Low | Median | High | Providers |
|---|---|---|---|---|---|
| ER Visit (Low Severity) Emergency department visit, low severity | 99283 | $80 | $88 | $153 | 19,723 |
| ER Visit (High Severity) Emergency department visit, high severity | 99285 | $80 | $88 | $374 | 18,145 |
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.
Frequently Asked Questions — ER Visit (Moderate) Costs in California
What is the average cost of a ER Visit (Moderate) visit in California without insurance?
Does California Medicaid cover ER Visit (Moderate) visits?
How do I find an affordable ER Visit (Moderate) near me in California?
What is the difference in cost between an initial consultation and a follow-up visit?
Can I use an HSA or FSA to pay for a ER Visit (Moderate) visit in California?
How does telemedicine affect the cost of seeing a ER Visit (Moderate) in California?
Find an Affordable ER Visit (Moderate) Near You in California — Powered by AI
Finding affordable emergency care in California shouldn't add stress to an already difficult situation. Momentary Lab helps California residents compare emergency department costs, verify insurance coverage, and locate in-network providers using our AI-powered platform. Get your personalized cost estimate -- free, instant, no sign-up required.
Click a state to compare costs
Average Visit Cost
Office visit (CPT 99284)
| Rank | State | Average↓ |
|---|---|---|
| 1 | Wisconsin Range: $73 – $647 | $311 |
| 2 | Illinois Range: $80 – $431 | $223 |
| 3 | Iowa Range: $80 – $371 | $205 |
| 4 | New Hampshire Range: $102 – $307 | $202 |
| 5 | Pennsylvania Range: $55 – $431 | $191 |
| 6 | New York Range: $67 – $374 | $183 |
| 7 | Rhode Island Range: $62 – $374 | $177 |
| 8 | Maine Range: $116 – $233 | $172 |
| 9 | Massachusetts Range: $62 – $368 | $170 |
| 10 | Nebraska Range: $83 – $291 | $165 |
| 11 | Washington Range: $80 – $259 | $161 |
| 12 | Michigan Range: $80 – $291 | $158 |
| 13 | New Mexico Range: $85 – $266 | $158 |
| 14 | Wyoming Range: $85 – $262 | $157 |
| 15 | Colorado Range: $80 – $267 | $157 |
| 16 | Vermont Range: $80 – $257 | $156 |
| 17 | Georgia Range: $84 – $246 | $151 |
| 18 | California Range: $80 – $258 | $142 |
| 19 | Indiana Range: $80 – $258 | $142 |
| 20 | Kentucky Range: $70 – $246 | $140 |
| 21 | North Carolina Range: $80 – $231 | $139 |
| 22 | District of Columbia Range: $80 – $217 | $138 |
| 23 | West Virginia Range: $62 – $174 | $137 |
| 24 | Utah Range: $80 – $228 | $135 |
| 25 | Maryland Range: $80 – $206 | $132 |
| 26 | New Jersey Range: $60 – $237 | $131 |
| 27 | Hawaii Range: $80 – $217 | $130 |
| 28 | Arkansas Range: $80 – $194 | $130 |
| 29 | Virginia Range: $81 – $202 | $129 |
| 30 | Tennessee Range: $85 – $187 | $128 |
| 31 | South Carolina Range: $80 – $206 | $128 |
| 32 | Ohio Range: $75 – $197 | $127 |
| 33 | Missouri Range: $85 – $167 | $124 |
| 34 | Alabama Range: $80 – $195 | $124 |
| 35 | Oklahoma Range: $85 – $169 | $123 |
| 36 | Kansas Range: $86 – $167 | $123 |
| 37 | Texas Range: $80 – $196 | $122 |
| 38 | Arizona Range: $80 – $187 | $122 |
| 39 | Mississippi Range: $86 – $165 | $121 |
| 40 | Idaho Range: $80 – $194 | $121 |
| 41 | Delaware Range: $80 – $157 | $120 |
| 42 | Minnesota Range: $62 – $233 | $119 |
| 43 | Nevada Range: $84 – $184 | $119 |
| 44 | Connecticut Range: $55 – $211 | $118 |
| 45 | Alaska Range: $80 – $194 | $118 |
| 46 | Louisiana Range: $62 – $150 | $104 |
| 47 | Oregon Range: $62 – $183 | $102 |
| 48 | Montana Range: $62 – $145 | $96 |
| 49 | Florida Range: $35 – $190 | $95 |
| 50 | North Dakota Range: $62 – $121 | $82 |
| 51 | South Dakota Range: $62 – $121 | $82 |
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 California, aggregated across 19,792 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, California 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.
