Cost of a ER Visit (High) Visit
in California
California's emergency departments handle over 12 million visits annually, with high-severity cases representing the most complex and resource-intensive treatments. ER Visit (High) encounters typically cost between $80 and $374, with a median negotiated rate of $88 based on transparency data from over 18,000 active providers statewide. California maintains one of the nation's largest networks of emergency medicine specialists, allowing patients to browse providers across major metropolitan areas and rural regions throughout the state.
Average
$181
Median
$88
Lowest
$80
Highest
$374
Providers
18,145
4% 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 99285 — Emergency department visit, high 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 99285 covers
Data source: Cost figures are derived from UnitedHealthcare Transparency in Coverage machine-readable files for CPT code 99285 (Emergency department visit, high severity), as mandated by the CMS Price Transparency Rule.
What CPT 99285 covers: the provider's professional fee for er visit (high 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 (High) Near You in California and Compare Costs
Verify the Doctor's Credentials and Specialty Focus
Board certification in emergency medicine indicates specialized training in acute care management, trauma response, and critical decision-making under pressure. For high-severity cases, look for physicians with additional certifications in critical care medicine, toxicology, or emergency medical services, as these subspecialties directly impact treatment quality for complex conditions.
Check Network Status Before Booking
Emergency visits can result in thousands of dollars in out-of-network charges if the facility or physician isn't covered by your plan. California patients should verify that both the hospital and emergency physician are in-network, as many emergency departments use contract physicians who may not participate in the same insurance networks as the facility itself.
Compare Out-of-Pocket Costs Across Providers
High-severity emergency visits can vary by hundreds of dollars depending on whether you visit a university medical center, community hospital, or standalone emergency department. California's diverse healthcare landscape means that identical treatments may cost significantly more at academic medical centers compared to community facilities, even within the same insurance network.
Ask About Self-Pay Discounts
Many California hospitals offer substantial cash-pay discounts for uninsured patients, sometimes reducing bills by 30-50% when paid upfront. Emergency departments are also required to provide charity care programs and payment plans, particularly at non-profit hospitals that must demonstrate community benefit to maintain their tax-exempt status.
Skip the research. Momentary Lab searches thousands of ER Visit (High) 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 (High) Visits in California?
California's insurance market is dominated by Anthem, Kaiser, and UnitedHealthcare, with expanded Medicaid coverage providing emergency services to low-income residents. The state's competitive insurance landscape has resulted in varied network arrangements and coverage policies that can significantly impact out-of-pocket costs for emergency care.
Understanding Referral Requirements
Emergency visits typically bypass referral requirements regardless of your insurance type, as urgent care situations override standard HMO gatekeeping rules. However, follow-up specialty care recommended after an ER visit may require primary care physician referrals, particularly for Kaiser members who must stay within the integrated system for continued coverage.
What In-Network Actually Means for Your Costs
Emergency departments often involve multiple providers - facility charges, physician fees, laboratory services, and imaging - each potentially having different network statuses. The No Surprises Act protects patients from most emergency surprise billing, but understanding your plan's emergency copay, deductible, and coinsurance requirements helps predict your financial responsibility.
Key Questions to Ask Before Your Visit
When possible, confirm whether the emergency facility accepts your insurance, understand your emergency room copay versus urgent care copay differences, verify if your plan requires emergency department pre-authorization for non-life-threatening conditions, and ask about payment options if you're uninsured or underinsured.
Medicaid and Medicare Coverage in California
California's expanded Medicaid program covers emergency services for all eligible residents, including undocumented immigrants under the state's broader coverage policies. Medicare Part B covers emergency visits when medically necessary, though beneficiaries remain responsible for deductibles and 20% coinsurance unless they have supplemental coverage.
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 (High) Visit Costs Vary Across California
California emergency care costs run approximately 18% above national averages, driven by the state's high cost of living, strict regulatory environment, and significant urban-rural healthcare disparities. The state's diverse geography creates distinct cost patterns between wealthy coastal metropolitan areas and underserved inland regions.
Urban vs. Rural Provider Availability
California's emergency care is concentrated in major metropolitan areas like Los Angeles, San Francisco, and San Diego, where competition among large health systems helps moderate some costs. Rural counties, particularly in the Central Valley and Northern California, face emergency department closures and provider shortages that can drive up costs and extend travel times for specialized care.
Facility Type and Overhead Costs
Hospital-based emergency departments typically charge higher facility fees than standalone emergency centers, with academic medical centers like UCLA and UCSF commanding premium rates for complex cases. California's dominant health systems including Kaiser Permanente, Dignity Health, and Providence operate large emergency networks with varying cost structures based on their market position and facility overhead.
Insurance Market Competition in California
California's competitive insurance market with major players Anthem, Kaiser, and UnitedHealthcare creates diverse negotiated rate structures across different regions. Kaiser's integrated model often results in different cost patterns compared to traditional insurers, while smaller regional plans may have limited emergency network options that affect patient costs.
Physician Supply and Demand in California
With over 18,000 emergency medicine providers active statewide, California maintains relatively strong emergency physician availability compared to national averages. This robust supply helps contain costs in metropolitan markets, though rural areas still face physician shortages that can drive up emergency visit prices and reduce access to specialized emergency care.
Compare Similar Procedures
How does er visit (high 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 (Moderate Severity) Emergency department visit, moderate severity | 99284 | $80 | $88 | $258 | 19,792 |
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 (High) Costs in California
What is the average cost of a ER Visit (High) visit in California without insurance?
Does California Medicaid cover ER Visit (High) visits?
How do I find an affordable ER Visit (High) 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 (High) visit in California?
How does telemedicine affect the cost of seeing a ER Visit (High) in California?
Find an Affordable ER Visit (High) Near You in California — Powered by AI
California patients deserve transparent emergency care costs and clear insurance coverage information before facing medical crises. Momentary Lab's AI-powered platform instantly compares ER Visit (High) costs across thousands of California providers while verifying your specific insurance coverage and out-of-pocket responsibilities. Get your personalized cost estimate -- free, instant, no sign-up required.
Click a state to compare costs
Average Visit Cost
Office visit (CPT 99285)
| Rank | State | Average↓ |
|---|---|---|
| 1 | Wisconsin Range: $73 – $940 | $430 |
| 2 | New Hampshire Range: $150 – $446 | $294 |
| 3 | Illinois Range: $80 – $569 | $285 |
| 4 | Iowa Range: $85 – $538 | $275 |
| 5 | Louisiana Range: $98 – $536 | $261 |
| 6 | New York Range: $80 – $543 | $260 |
| 7 | Maine Range: $170 – $337 | $251 |
| 8 | Nebraska Range: $123 – $422 | $236 |
| 9 | Washington Range: $80 – $379 | $224 |
| 10 | Colorado Range: $80 – $390 | $219 |
| 11 | New Mexico Range: $88 – $389 | $218 |
| 12 | Wyoming Range: $88 – $385 | $217 |
| 13 | Vermont Range: $98 – $356 | $216 |
| 14 | Rhode Island Range: $80 – $429 | $202 |
| 15 | Massachusetts Range: $80 – $428 | $202 |
| 16 | Georgia Range: $85 – $333 | $198 |
| 17 | North Carolina Range: $80 – $330 | $188 |
| 18 | District of Columbia Range: $85 – $305 | $185 |
| 19 | Maryland Range: $88 – $298 | $183 |
| 20 | Michigan Range: $80 – $318 | $183 |
| 21 | Utah Range: $80 – $317 | $182 |
| 22 | New Jersey Range: $60 – $348 | $182 |
| 23 | Ohio Range: $85 – $287 | $181 |
| 24 | Mississippi Range: $126 – $250 | $181 |
| 25 | California Range: $80 – $374 | $181 |
| 26 | Hawaii Range: $80 – $313 | $179 |
| 27 | Arkansas Range: $85 – $282 | $178 |
| 28 | Virginia Range: $88 – $293 | $177 |
| 29 | Tennessee Range: $85 – $259 | $170 |
| 30 | South Carolina Range: $80 – $287 | $170 |
| 31 | Missouri Range: $88 – $239 | $168 |
| 32 | Minnesota Range: $91 – $312 | $167 |
| 33 | Oklahoma Range: $85 – $246 | $166 |
| 34 | Kansas Range: $88 – $243 | $166 |
| 35 | Alabama Range: $80 – $257 | $160 |
| 36 | Pennsylvania Range: $55 – $334 | $159 |
| 37 | Arizona Range: $80 – $250 | $157 |
| 38 | Indiana Range: $85 – $298 | $157 |
| 39 | West Virginia Range: $88 – $281 | $155 |
| 40 | Delaware Range: $85 – $203 | $155 |
| 41 | Kentucky Range: $80 – $296 | $155 |
| 42 | Nevada Range: $85 – $267 | $154 |
| 43 | Alaska Range: $80 – $292 | $151 |
| 44 | Connecticut Range: $55 – $320 | $148 |
| 45 | Idaho Range: $80 – $275 | $148 |
| 46 | Oregon Range: $80 – $250 | $142 |
| 47 | Texas Range: $80 – $257 | $142 |
| 48 | Montana Range: $80 – $213 | $124 |
| 49 | North Dakota Range: $91 – $177 | $122 |
| 50 | South Dakota Range: $98 – $161 | $119 |
| 51 | Florida Range: $35 – $246 | $114 |
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, high severity (CPT 99285) in California, aggregated across 18,145 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 99285, 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.
