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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.
Washington

Cost of a Colonoscopy Visit
in Washington

Washington's healthcare costs run approximately 10% above the national average, driven by the state's concentration of academic medical centers and robust insurance market. Colonoscopy visit costs across Washington typically range from $80 to $856, with a median negotiated rate of $298 based on transparency data from major insurers. With over 5,500 active Colonoscopy providers throughout the state, patients can browse options from Seattle's major health systems to rural clinics in eastern Washington.

Average

$411

Median

$298

Lowest

$80

Highest

$856

Providers

5,559

National avg: $517Washington: $411

20% 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 45378Diagnostic colonoscopy, flexible). 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 45378 covers

Data source: Cost figures are derived from UnitedHealthcare Transparency in Coverage machine-readable files for CPT code 45378 (Diagnostic colonoscopy, flexible), as mandated by the CMS Price Transparency Rule.

What CPT 45378 covers: the provider's professional fee for colonoscopy. 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 Colonoscopy Near You in Washington and Compare Costs

Verify the Doctor's Credentials and Specialty Focus

Board certification through the American Board of Internal Medicine or relevant specialty board indicates a physician has completed required training and passed comprehensive examinations. For Colonoscopy visits, look for doctors who maintain active hospital privileges at major Washington medical centers and participate in continuing medical education specific to your condition.

Check Network Status Before Booking

In-network providers in Washington typically cost 60-80% less than out-of-network specialists due to pre-negotiated rates with insurers like Premera, Regence, and Kaiser Permanente. Always verify network status directly with your insurance company before scheduling, as provider networks change frequently and online directories may be outdated.

Compare Out-of-Pocket Costs Across Providers

The same Colonoscopy visit can cost anywhere from $80 at an independent practice to over $800 at a hospital-owned specialty clinic in Washington. Academic medical centers like UW Medicine typically charge premium rates, while independent practices and outpatient clinics often offer more competitive pricing for routine consultations.

Ask About Self-Pay Discounts

Many Washington providers offer cash-pay discounts of 20-40% for uninsured patients who pay at the time of service. Community health centers throughout the state provide sliding-scale fees based on income, and most practices will negotiate payment plans for patients facing financial hardship.

Skip the research. Momentary Lab searches thousands of Colonoscopy providers in Washington, compares costs, and checks your insurance in seconds.

Does Your Insurance Cover Colonoscopy Visits in Washington?

Washington's insurance market features moderate competition among major carriers including Premera Blue Cross, Regence BlueShield, Kaiser Permanente, and UnitedHealthcare. The state's Medicaid expansion provides coverage for adults up to 138% of the federal poverty level, improving access to specialist care across both urban and rural areas.

Understanding Referral Requirements

HMO plans in Washington typically require primary care physician referrals for Colonoscopy visits, while PPO plans allow direct scheduling with specialists. Kaiser Permanente members must generally stay within the Kaiser network and follow their internal referral process, which can affect timing and provider choice.

What In-Network Actually Means for Your Costs

Washington insurers use tiered networks where preferred providers cost less than standard in-network doctors, particularly for plans purchased through the state's health insurance exchange. The federal No Surprises Act protects patients from unexpected bills when receiving emergency care or when out-of-network providers treat patients at in-network facilities.

Key Questions to Ask Before Your Visit

Confirm that both your chosen provider and any recommended testing facilities are in your network, as labs and imaging centers often have separate contracts with insurers. Ask whether you need a referral from your primary care physician, what your specialist visit copay or coinsurance will be, and if any diagnostic tests require prior authorization from your insurance company.

Medicaid and Medicare Coverage in Washington

Washington's expanded Medicaid program covers Colonoscopy visits for eligible adults, though provider networks may be more limited than commercial insurance options. Medicare Part B covers specialist consultations at 80% after the annual deductible is met, with Medicare Advantage plans often providing additional benefits and potentially lower out-of-pocket costs.

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

Why Colonoscopy Visit Costs Vary Across Washington

Washington's healthcare costs run approximately 10% above national averages, reflecting the state's high cost of living in metropolitan areas and the concentration of academic medical centers. The Cascade Mountains create a natural divide between the densely served Puget Sound region and more sparsely populated eastern counties, leading to significant access and pricing disparities.

Urban vs. Rural Provider Availability

Seattle-Tacoma metro area contains the majority of Washington's specialists, while rural counties east of the Cascades often require patients to travel hours for specialized care. This geographic concentration drives up costs in urban areas due to high overhead while creating access challenges and potentially higher travel costs for rural patients.

Facility Type and Overhead Costs

Hospital-based outpatient clinics affiliated with major systems like UW Medicine, MultiCare, and Providence typically charge facility fees that can double the cost of routine visits compared to independent practices. Academic medical centers command premium pricing due to their teaching hospital status and research activities, while community-based practices often offer more competitive rates.

Insurance Market Competition in Washington

Washington's insurance market shows moderate competition with Premera Blue Cross, Regence BlueShield, Kaiser Permanente, and UnitedHealthcare holding significant market share. This competitive environment helps keep negotiated rates reasonable, though consolidation among health systems has given large providers more leverage in contract negotiations with insurers.

Physician Supply and Demand in Washington

With over 5,500 active Colonoscopy providers serving the state's 7.7 million residents, Washington shows adequate specialist availability in urban areas but significant shortages in rural regions. This supply imbalance contributes to longer wait times and potentially higher costs in underserved areas, particularly in counties with fewer than 50,000 residents.

Compare Similar Procedures

How does colonoscopy compare to related procedures in Washington?

ProcedureCPTLowMedianHighProviders
Colonoscopy with Biopsy

Colonoscopy with biopsy

45380$80$385$1,1434,616
Colonoscopy with Polyp Removal

Colonoscopy with polyp removal by snare

45385$80$487$3,6384,541
Upper Endoscopy (EGD)

Diagnostic upper GI endoscopy

43235$152$312$7592,247
Upper Endoscopy with Biopsy

Upper GI endoscopy with biopsy

43239$80$236$9545,547
ECG / EKG

12-lead electrocardiogram with interpretation

93000$14$16$805,856
Echocardiogram

Transthoracic echocardiogram with Doppler

93306$80$185$5134,713
OB Ultrasound

Obstetric ultrasound, complete

76805$51$92$9915,465
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 — Colonoscopy Costs in Washington

What is the average cost of a Colonoscopy visit in Washington without insurance?

Uninsured patients in Washington typically pay between $80 and $856 for a Colonoscopy visit, with a median cost of $298 based on negotiated rates from transparency data. Hospital-based clinics generally charge more than independent practices, and many providers offer self-pay discounts of 20-40% for patients paying at the time of service. Community health centers throughout Washington also provide sliding-scale fees based on income for qualifying patients.

Does Washington Medicaid cover Colonoscopy visits?

Yes, Washington's expanded Medicaid program covers Colonoscopy visits for eligible adults up to 138% of the federal poverty level. Coverage includes both routine consultations and necessary diagnostic procedures, though patients may need referrals from their primary care physicians and should verify that their chosen specialist accepts Medicaid. Provider networks for Medicaid may be more limited than commercial insurance options, particularly in rural areas of the state.

How do I find an affordable Colonoscopy near me in Washington?

Compare costs between hospital-based clinics and independent practices, as the same visit can vary by hundreds of dollars depending on facility type. Community health centers offer sliding-scale fees, many providers give cash-pay discounts of 20-40%, and telehealth consultations when appropriate can significantly reduce costs. Rural patients should also consider travel costs when comparing urban specialists versus local providers.

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

Initial Colonoscopy consultations typically cost more than follow-up visits due to the comprehensive evaluation required for new patients. Based on the negotiated rate data, procedure costs in Washington range from $80 to $856 with a median of $298, though specific consultation codes may vary. Follow-up visits generally cost 20-30% less than initial consultations, and some practices offer package pricing for ongoing care management.

Can I use an HSA or FSA to pay for a Colonoscopy visit in Washington?

Yes, both Health Savings Accounts (HSA) and Flexible Spending Accounts (FSA) can be used to pay for Colonoscopy visits and related medical expenses in Washington. These accounts offer tax advantages and can cover deductibles, copays, coinsurance, and any diagnostic tests ordered during your visit. Keep receipts for all medical expenses as documentation may be required for account reimbursement or tax purposes.

How does telemedicine affect the cost of seeing a Colonoscopy in Washington?

Telehealth consultations in Washington typically cost 20-50% less than in-person visits and are covered by most insurance plans at the same rate as office visits due to state parity laws. While physical examinations and certain procedures require in-person visits, follow-up consultations, medication management, and initial evaluations often can be conducted virtually. Washington's robust telehealth infrastructure makes this option particularly valuable for rural patients who would otherwise face long travel distances.

Find an Affordable Colonoscopy Near You in Washington — Powered by AI

Finding the right Colonoscopy provider in Washington shouldn't mean hours of research and phone calls to check costs and insurance coverage. Momentary Lab's AI-powered platform instantly compares thousands of providers across the state, verifies your insurance benefits, and shows you exactly what you'll pay before you book. Get your personalized cost estimate -- free, instant, no sign-up required.

Click a state to compare costs

Average Visit Cost

$231
$1,595

Office visit (CPT 45378)

Compare With Other States
RankStateAverage
1Wisconsin
Range: $73$4,430
$1,595
2North Dakota
Range: $165$2,255
$1,558
3Minnesota
Range: $90$2,255
$1,217
4South Dakota
Range: $85$2,255
$895
5Massachusetts
Range: $113$1,830
$815
6Rhode Island
Range: $91$1,830
$781
7Connecticut
Range: $90$1,830
$748
8Delaware
Range: $95$1,830
$747
9Pennsylvania
Range: $85$1,830
$746
10New York
Range: $101$1,830
$743
11West Virginia
Range: $85$1,395
$612
12Nebraska
Range: $265$815
$594
13New Hampshire
Range: $204$956
$571
14Wyoming
Range: $158$1,057
$530
15North Carolina
Range: $90$1,065
$511
16Georgia
Range: $90$982
$507
17New Jersey
Range: $110$1,117
$505
18New Mexico
Range: $168$954
$502
19Iowa
Range: $85$944
$498
20Maine
Range: $220$674
$485
21Illinois
Range: $85$901
$443
22Utah
Range: $85$741
$441
23District of Columbia
Range: $126$815
$437
24Indiana
Range: $81$835
$425
25Vermont
Range: $106$801
$418
26Missouri
Range: $174$634
$417
27Washington
Range: $80$856
$411
28Oregon
Range: $80$836
$408
29Kentucky
Range: $85$814
$408
30Maryland
Range: $162$712
$396
31Michigan
Range: $92$768
$395
32Colorado
Range: $85$760
$385
33Hawaii
Range: $85$757
$385
34Mississippi
Range: $151$719
$381
35Alabama
Range: $147$649
$373
36Virginia
Range: $124$682
$368
37Louisiana
Range: $116$670
$366
38South Carolina
Range: $90$695
$363
39Idaho
Range: $80$735
$363
40Nevada
Range: $204$553
$351
41Arkansas
Range: $85$634
$345
42Texas
Range: $85$634
$336
43Kansas
Range: $174$530
$331
44Ohio
Range: $85$565
$325
45Tennessee
Range: $90$582
$320
46Oklahoma
Range: $85$606
$303
47Arizona
Range: $155$472
$300
48California
Range: $85$647
$272
49Alaska
Range: $80$648
$269
50Montana
Range: $80$538
$233
51Florida
Range: $35$604
$231
Colonoscopy 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 Diagnostic colonoscopy, flexible (CPT 45378) in Washington, aggregated across 5,559 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 45378, Washington 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.