Cost of a Colonoscopy with Biopsy Visit
in California
California's expansive healthcare network serves 39 million residents with significant cost variations driven by the state's geography and provider concentration patterns. Patients seeking a Colonoscopy with Biopsy typically pay between $80 and $1,785, with a median out-of-pocket cost of $308 based on negotiated insurance rates. The state maintains over 12,000 active providers performing colonoscopies with biopsies, offering patients substantial choice when selecting care options throughout California's diverse metropolitan and rural regions.
Average
$724
Median
$308
Lowest
$80
Highest
$1,785
Providers
12,256
25% 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 45380 — Colonoscopy with biopsy). 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 45380 covers
Data source: Cost figures are derived from UnitedHealthcare Transparency in Coverage machine-readable files for CPT code 45380 (Colonoscopy with biopsy), as mandated by the CMS Price Transparency Rule.
What CPT 45380 covers: the provider's professional fee for colonoscopy with biopsy. It does not include facility/hospital fees, anesthesia, pre-operative imaging, post-operative care, or any add-on codes billed separately.
Colonoscopy with Biopsy Visit Costs by City in California — 2026
Colonoscopy with Biopsy visit costs fluctuate significantly across California cities due to the state's vast geographic spread, concentrated urban medical centers, and varying levels of provider competition.
| City | Min Cost | Median Cost | Max Cost |
|---|---|---|---|
| Sonoma | $285 | $713 | $731 |
| San Rafael | $246 | $713 | $713 |
| Novato | $154 | $713 | $713 |
| Los Angeles | $85 | $604 | $1,785 |
| West Hollywood | $86 | $604 | $604 |
| Beverly Hills | $85 | $604 | $1,785 |
| Westlake Village | $85 | $604 | $1,785 |
| Marina Del Rey | $85 | $604 | $1,785 |
| Tarzana | $85 | $604 | $1,785 |
| Culver City | $85 | $604 | $1,785 |
Costs reflect self-pay estimates based on insurer-negotiated rates. Insured patients may pay significantly less depending on plan type, deductible status, and network tier.
How to Find the Right Colonoscopy with Biopsy Near You in California and Compare Costs
Verify the Doctor's Credentials and Specialty Focus
Board certification in gastroenterology provides the foundation for quality colonoscopy procedures, though some qualified internists and colorectal surgeons also perform these services. Look for physicians with specific experience in your condition, whether screening, inflammatory bowel disease, or cancer surveillance. Many California providers list their subspecialty training and procedure volumes online.
Check Network Status Before Booking
In-network colonoscopies typically cost patients $50-300 in copays, while out-of-network procedures can result in bills exceeding $2,000 after deductibles. California patients should verify both the physician and facility are in-network, as these often have separate contracts with insurers. Many providers offer real-time insurance verification during scheduling.
Compare Out-of-Pocket Costs Across Providers
Hospital-based outpatient centers in California frequently charge 40-60% more than independent ambulatory surgery centers for identical procedures. Urban markets like Los Angeles and San Francisco show the widest price variations, with some facilities charging triple the rates of others within the same insurance network. Geographic location within California significantly impacts facility fees and anesthesia costs.
Ask About Self-Pay Discounts
Many California gastroenterology practices offer 20-40% discounts for uninsured patients paying at the time of service. Some providers extend payment plans over 6-12 months without interest, particularly helpful given the state's high cost of living. Large health systems like Kaiser and Sutter often have financial assistance programs for qualifying patients.
Skip the research. Momentary Lab searches thousands of Colonoscopy with Biopsy providers in California, compares costs, and checks your insurance in seconds.
Does Your Insurance Cover Colonoscopy with Biopsy Visits in California?
California's insurance market features dominant players including Anthem, Kaiser, and UHC, with expanded Medicaid coverage serving nearly 15 million residents. The state's highly consolidated metropolitan markets create complex network arrangements that significantly impact patient costs for specialist procedures.
Understanding Referral Requirements
California's high HMO penetration means many patients need primary care referrals before seeing gastroenterologists for colonoscopies. Kaiser members typically receive care within the integrated system, while PPO patients have broader provider choice but may face higher out-of-pocket costs. Some insurers waive referral requirements for screening colonoscopies at age 50 or with family history.
What In-Network Actually Means for Your Costs
California insurers often use tiered networks where preferred providers cost less than standard in-network options. The No Surprises Act protects patients from unexpected bills when receiving care at in-network facilities, though ground ambulance and some anesthesia services may still generate separate charges. Hospital-owned facilities frequently carry higher facility fees even when the physician is in-network.
Key Questions to Ask Before Your Visit
Confirm your gastroenterologist accepts your specific insurance plan, as California's market includes many plan variations within the same insurer. Ask whether you need a referral from your primary care physician and verify your specialist copay or deductible responsibility. Inquire about prior authorization requirements for the procedure and any additional fees for pathology services if biopsies are taken. Clarify whether the facility, anesthesia provider, and pathologist are all in-network to avoid surprise billing.
Medicaid and Medicare Coverage in California
California expanded Medicaid covers colonoscopy procedures for eligible adults, though patients may need to seek care through specific provider networks or community health centers. Medicare Part B covers screening colonoscopies at 100% and diagnostic procedures at 80% after the deductible, with many California providers accepting Medicare assignment. Medi-Cal managed care plans may require prior authorization and referrals through assigned primary care providers.
Check your coverage instantly. Tell our AI Navigator your insurance plan and provider -- we will tell you exactly what you will pay.
Why Colonoscopy with Biopsy Visit Costs Vary Across California
California's healthcare costs run approximately 18% above national averages, driven by the state's high cost of living, strict regulatory environment, and concentrated urban markets. The state's vast geography creates stark disparities between resource-rich metropolitan areas and underserved rural regions stretching from the Central Valley to the far north.
Urban vs. Rural Provider Availability
Metropolitan areas like Los Angeles, San Francisco, and San Diego feature dense concentrations of gastroenterologists, while rural counties in the Central Valley and northern California face significant specialist shortages. Patients in remote areas often travel 100+ miles to reach qualified providers, creating additional costs for lodging and time off work. Telemedicine consultation helps bridge some gaps, though the procedures themselves require in-person visits.
Facility Type and Overhead Costs
Large health systems like Kaiser Permanente, Sutter Health, and Dignity Health dominate California's market, operating both hospitals and outpatient centers with varying cost structures. Independent ambulatory surgery centers typically offer lower facility fees than hospital outpatient departments, though availability varies by region. California's high real estate costs, strict seismic requirements, and regulatory compliance significantly impact facility overhead expenses.
Insurance Market Competition in California
Anthem, Kaiser, and UHC control substantial market share across California, though regional variations exist with Health Net stronger in Southern California and Blue Shield more prevalent in Northern regions. Kaiser's integrated model creates different pricing dynamics compared to traditional insurers, while consolidated markets in some counties limit competitive pressure on negotiated rates. California's state exchange adds complexity with numerous plan options and narrow networks.
Physician Supply and Demand in California
With over 12,000 providers performing colonoscopies statewide, California maintains adequate overall supply, though distribution heavily favors coastal urban areas over inland regions. The state's aging population and expanded insurance coverage through Medicaid increase demand for screening procedures, potentially creating scheduling delays in high-demand markets. Physician practice costs including malpractice insurance, real estate, and regulatory compliance contribute to higher procedure fees compared to other states.
Compare Similar Procedures
How does colonoscopy with biopsy compare to related procedures in California?
| Procedure | CPT | Low | Median | High | Providers |
|---|---|---|---|---|---|
| Colonoscopy Diagnostic colonoscopy | 45378 | $85 | $85 | $647 | 5,883 |
| Colonoscopy with Polyp Removal Colonoscopy with polyp removal by snare | 45385 | $30 | $453 | $1,785 | 9,290 |
| Upper Endoscopy (EGD) Diagnostic upper GI endoscopy | 43235 | $80 | $85 | $598 | 6,177 |
| Upper Endoscopy with Biopsy Upper GI endoscopy with biopsy | 43239 | $80 | $196 | $1,352 | 16,316 |
| ECG / EKG 12-lead electrocardiogram with interpretation | 93000 | $16 | $49 | $88 | 22,603 |
| Echocardiogram Transthoracic echocardiogram with Doppler | 93306 | $79 | $101 | $586 | 17,572 |
| OB Ultrasound Obstetric ultrasound, complete | 76805 | $52 | $90 | $287 | 7,619 |
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 — Colonoscopy with Biopsy Costs in California
What is the average cost of a Colonoscopy with Biopsy visit in California without insurance?
Does California Medicaid cover Colonoscopy with Biopsy visits?
How do I find an affordable Colonoscopy with Biopsy 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 Colonoscopy with Biopsy visit in California?
How does telemedicine affect the cost of seeing a Colonoscopy with Biopsy in California?
Find an Affordable Colonoscopy with Biopsy Near You in California — Powered by AI
Momentary Lab helps California patients find qualified gastroenterologists, compare real-time costs, and verify insurance coverage before booking colonoscopy procedures. Our AI-powered platform searches thousands of providers across the state, from Los Angeles to Sacramento, giving you transparent pricing and instant insurance verification. Get your personalized cost estimate -- free, instant, no sign-up required.
Click a state to compare costs
Average Visit Cost
Office visit (CPT 45380)
| Rank | State | Average↓ |
|---|---|---|
| 1 | Wisconsin Range: $73 – $5,357 | $1,938 |
| 2 | New York Range: $241 – $2,117 | $948 |
| 3 | Massachusetts Range: $80 – $2,117 | $932 |
| 4 | Rhode Island Range: $80 – $2,117 | $910 |
| 5 | Connecticut Range: $85 – $2,117 | $892 |
| 6 | Delaware Range: $80 – $2,117 | $858 |
| 7 | Pennsylvania Range: $80 – $2,117 | $857 |
| 8 | Minnesota Range: $85 – $1,970 | $853 |
| 9 | New Hampshire Range: $433 – $1,234 | $829 |
| 10 | Nebraska Range: $281 – $1,040 | $742 |
| 11 | Iowa Range: $85 – $1,373 | $726 |
| 12 | California Range: $80 – $1,785 | $724 |
| 13 | Maine Range: $456 – $887 | $714 |
| 14 | Wyoming Range: $217 – $1,313 | $657 |
| 15 | Vermont Range: $317 – $1,042 | $632 |
| 16 | Georgia Range: $85 – $1,250 | $620 |
| 17 | New Jersey Range: $120 – $1,329 | $599 |
| 18 | North Carolina Range: $80 – $1,268 | $597 |
| 19 | North Dakota Range: $80 – $1,268 | $594 |
| 20 | District of Columbia Range: $98 – $1,143 | $580 |
| 21 | West Virginia Range: $85 – $1,329 | $574 |
| 22 | New Mexico Range: $90 – $1,136 | $559 |
| 23 | Illinois Range: $80 – $1,147 | $556 |
| 24 | Washington Range: $80 – $1,143 | $536 |
| 25 | Utah Range: $80 – $944 | $520 |
| 26 | Missouri Range: $188 – $815 | $512 |
| 27 | South Dakota Range: $80 – $1,035 | $501 |
| 28 | Maryland Range: $175 – $919 | $489 |
| 29 | Oregon Range: $80 – $1,070 | $486 |
| 30 | Hawaii Range: $80 – $969 | $467 |
| 31 | Colorado Range: $85 – $969 | $466 |
| 32 | Indiana Range: $80 – $937 | $461 |
| 33 | Mississippi Range: $162 – $850 | $454 |
| 34 | Michigan Range: $80 – $887 | $453 |
| 35 | Kentucky Range: $80 – $917 | $439 |
| 36 | Virginia Range: $98 – $830 | $423 |
| 37 | Louisiana Range: $85 – $804 | $422 |
| 38 | Idaho Range: $80 – $906 | $419 |
| 39 | Arkansas Range: $85 – $815 | $416 |
| 40 | Alabama Range: $80 – $762 | $405 |
| 41 | Texas Range: $85 – $772 | $396 |
| 42 | South Carolina Range: $80 – $782 | $389 |
| 43 | Kansas Range: $188 – $646 | $387 |
| 44 | Nevada Range: $85 – $701 | $372 |
| 45 | Ohio Range: $85 – $709 | $371 |
| 46 | Tennessee Range: $85 – $714 | $371 |
| 47 | Alaska Range: $80 – $837 | $332 |
| 48 | Arizona Range: $85 – $567 | $295 |
| 49 | Florida Range: $35 – $770 | $287 |
| 50 | Oklahoma Range: $85 – $582 | $251 |
| 51 | Montana Range: $80 – $545 | $235 |
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 Colonoscopy with biopsy (CPT 45380) in California, aggregated across 12,256 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 45380, 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.
