How Much Does a Colonoscopy Cost?

Updated on September 5, 2026 | Written by Alec Pow
This article was researched using 12 sources. See our methodology and corrections policy.

A colonoscopy can cost $0 out of pocket when it qualifies as preventive colorectal cancer screening under a non-grandfathered private health plan and is performed within the plan’s coverage rules. Without insurance, current 2026 pricing runs about $1,250 to $4,800, with roughly $2,500 a useful all-in cash-pay planning figure.

There is an even lower self-pay path in some markets. ColonoscopyAssist currently advertises an all-inclusive $1,275 price at multiple participating facilities, including physician, facility, sedation or anesthesia, polyp removal, biopsy, and pathology fees.

The expensive mistake is comparing prices that include different services. A facility may advertise the colonoscopy procedure itself for around $1,200 to $2,100, while anesthesia, gastroenterologist fees, pathology, bowel prep, and other services appear separately. Ask whether the quote is an all-in episode price before judging which provider is cheaper.

Article Highlights

• Preventive screening can cost $0 with many non-grandfathered private health plans when network and coverage rules are met.
• Removing a polyp during an ACA-covered preventive colonoscopy does not by itself allow the plan to impose normal cost-sharing.
• Medically appropriate anesthesia and prescribed bowel-prep medication are also part of preventive colonoscopy coverage under federal guidance.
• Self-pay colonoscopy costs about $1,250-$4,800 (at $30 per hour, earning that amount would take about 1 to 4 full-time workweeks, before taxes), with an all-in planning figure near $2,500.
• Current ColonoscopyAssist examples are $1,275 all-inclusive in participating markets.
• Medicare has different rules: screening can be $0, but removing a polyp or other tissue currently triggers 15% coinsurance on the Medicare-approved amount.

How Much Does a Colonoscopy Cost?

Colonoscopy situation	2026 cost signal	What can change the bill
ACA preventive screening	Often $0 out of pocket	Plan status, network rules, screening eligibility
Diagnostic colonoscopy with insurance	Plan-specific	Deductible, copay, coinsurance, network, allowed amount
Self-pay colonoscopy	$1,250-$4,800 (about 1 to 4 full-time workweeks at $30 per hour)	ASC vs hospital, anesthesia, pathology, location
Typical all-in cash budget	About $2,500	Whether all professional and facility fees are bundled
ColonoscopyAssist example	$1,275	Participating facility and program availability
Medicare screening	$0 if requirements are met	Provider assignment and whether tissue is removed
Medicare screening with polyp removal	15% coinsurance	Medicare-approved professional and facility amounts

Current 2026 colonoscopy price data put uninsured costs at about $1,250 to $4,800. Ambulatory surgery centers tend to fall near $1,250 to $2,500, while hospital outpatient departments can reach roughly $2,500 to $4,800+.

What You’re Actually Paying For

A colonoscopy uses a flexible camera to examine the colon and rectum and, when appropriate, remove polyps or obtain tissue samples during the same procedure. The final bill can involve several organizations rather than one physician. A gastroenterologist performs the colonoscopy.

A hospital or ambulatory surgery center can charge a facility fee. An anesthesia group may bill separately for sedation. A pathology laboratory can bill for tissue examination when a polyp or biopsy is sent for analysis. Prescription bowel-prep medication may be another claim. This is why one posted colonoscopy price can look much lower than another while the completed episodes eventually cost nearly the same. Screening, diagnostic, and surveillance colonoscopies can also follow different insurance rules even though the procedure itself looks similar.

When Preventive Screening Costs $0

The U.S. Preventive Services Task Force recommends colorectal cancer screening for average-risk adults ages 45 through 75 and selective screening from ages 76 through 85. One recommended strategy is colonoscopy every 10 years for an average-risk person whose findings do not require a different follow-up schedule.

Most non-grandfathered private plans subject to Affordable Care Act preventive-service requirements must provide recommended preventive services without patient cost-sharing when applicable coverage rules are met. HealthCare.gov currently lists colorectal cancer screening for adults 45 to 75 among adult preventive services.

A major billing point is what happens when the doctor finds a polyp. Federal ACA implementation guidance specifically says that a plan may not impose cost-sharing for polyp removal performed during a colonoscopy that was scheduled and performed as preventive screening. Polyp removal is treated as an integral part of the screening.

Medically appropriate anesthesia follows the same principle. Department of Labor preventive colonoscopy guidance says cost-sharing cannot be imposed for anesthesia connected with the preventive screening when the attending provider determines that anesthesia is medically appropriate.

Prescribed bowel preparation can also qualify. Federal guidance states that medically appropriate bowel-prep medication is integral to preventive screening and must be covered without cost-sharing, subject to permitted medical-management rules.

The same protection now extends to a follow-up colonoscopy after a positive qualifying stool-based screening test or certain other noninvasive colorectal screening tests. The federal follow-up colonoscopy rule treats that colonoscopy as part of the preventive screening process for people covered by the USPSTF recommendation.

Grandfathered health plans are an exception to the ACA preventive-services mandate, and using an out-of-network provider can also change what you owe. Verify the plan, facility, gastroenterologist, anesthesia group, and pathology provider before the appointment.

Medicare

Medicare Part B covers screening colonoscopy and currently has no minimum age requirement. Medicare covers screening every 24 months for people at high risk and generally every 120 months for people who are not high risk, or 48 months after a previous flexible sigmoidoscopy.

According to Medicare’s current colonoscopy coverage, the beneficiary pays $0 for a covered screening when the provider accepts assignment.

The rule changes when the doctor removes a polyp or other tissue. Medicare currently requires 15% coinsurance of the Medicare-approved amount for the physician services. In a hospital outpatient department or ambulatory surgical center, a 15% facility coinsurance also applies. The Part B deductible does not apply to that screening-related coinsurance.

That difference matters because advice written for commercial ACA insurance cannot simply be copied into a Medicare article. Under one coverage path, preventive polyp removal can remain at $0. Under Medicare, the same clinical event can produce a 15% patient share.

A $1,549 Quote May Not Be the Final Bill

Current price-transparency data show a typical disclosed cash price of about $1,549 (about 1.3 full-time workweeks at $30 per hour) for the primary diagnostic-colonoscopy billing code, with the middle 50% of disclosed hospital prices around $1,190 to $2,099.

That number can be misleading if it represents only the facility and primary procedure. The same pricing data warn that anesthesia and pathology may be billed separately.

Suppose the advertised colonoscopy is $1,549, then an anesthesia provider bills $450 and pathology after a polyp removal costs another $350. The final hypothetical episode is $2,349, which is $800 above the headline price and about 52% higher.

The best cash-price question is therefore not “What does the colonoscopy cost?” Ask for the price covering the physician, facility, anesthesia, polyp removal, biopsy, and pathology.

A $1,275 All-In Option

ColonoscopyAssist currently lists a $1,275 all-inclusive colonoscopy in multiple participating markets. Its published package includes physician fees, hospital or facility fees, sedation or anesthesia, unlimited polyp removal and biopsy procedures, pathology fees, and the procedure report.

Compared with the current $2,500 typical all-in self-pay estimate, a $1,275 package is $1,225 cheaper. That is a reduction of about 49%.

Compared with the high end of the current $4,800 uninsured range, the difference reaches $3,525. Availability varies geographically, so the useful comparison is between an actual local all-inclusive quote and other facilities available to the patient.

Three Colonoscopy Bills

Preventive private-insurance screening: an eligible adult uses an in-network facility and the colonoscopy is ordered as recommended preventive screening. The modeled patient cost is $0, including medically appropriate anesthesia and removal of a polyp found during that screening, subject to the plan’s coverage rules.

Self-pay bundled procedure: the patient uses a participating $1,275 all-inclusive program covering physician, facility, anesthesia, polyp removal, biopsy, and pathology. The known procedural bill stays at $1,275 unless separately excluded care is needed.

Diagnostic colonoscopy with a deductible: assume an insurer’s allowed amount is $2,500, the patient still has $1,000 of deductible remaining, and the plan charges 20% coinsurance afterward. The patient first pays $1,000. Twenty percent of the remaining $1,500 is $300. The illustrative out-of-pocket bill becomes $1,300. Real plan rules and allowed amounts differ.

Worked self-pay comparison: choosing a $1,275 inclusive package instead of a $2,500 all-in quote saves $1,225. If both quotes genuinely include the same physician, facility, sedation, pathology, and polyp-removal scope, the lower option costs about 51% as much as the higher quote.

Get the Whole Price Before Booking

People paying without insurance or choosing not to use insurance have another useful protection. Under federal surprise-billing rules, providers generally must provide a written good faith estimate when qualifying self-pay care is scheduled in advance or when the patient requests one.

CMS explains the Good Faith Estimate right and notes that the estimate should itemize expected charges. If one provider later bills at least $400 more than that provider’s good faith estimate, a federal patient-provider dispute process may be available.

For a colonoscopy, ask whether the estimate covers the gastroenterologist, facility, anesthesiology provider, pathology laboratory, and expected biopsy or polyp work. CMS notes that one provider’s estimate may not automatically contain separately scheduled services from another organization.

Prep Costs and Instructions

The medical instructions for colonoscopy preparation should come from the treating team. The National Institute of Diabetes and Digestive and Kidney Diseases says preparation can involve avoiding certain high-fiber foods, following a clear-liquid diet for a specified period, and taking the prescribed laxative regimen.

The agency’s colonoscopy preparation guidance lists examples such as clear broth, certain gelatin, plain coffee or tea without milk or cream, pulp-free apple or white grape juice, sports drinks, and water. Milk products and yogurt are not clear liquids.

Patients receiving sedation or anesthesia also need to arrange transportation home. Medication, fasting, food, fluid, diabetes, anticoagulant, and other preparation instructions can differ by patient, so the facility’s written directions take precedence over generic schedules found online.

When the $0 Rule Does Not Apply

You may still owe money if:

• The colonoscopy is diagnostic because it is being performed to evaluate symptoms rather than as covered preventive screening.
• The plan is grandfathered and is not subject to the same ACA preventive-services rules.
• You use an out-of-network facility or provider when the plan has an appropriate in-network option.
• The service falls outside the plan’s preventive screening frequency or eligibility rules.
• You are covered by Medicare and tissue or a polyp is removed during the screening.

A $0 preventive claim is more likely when:

• The screening meets the applicable preventive recommendations.
• The involved providers and facility satisfy the plan’s network rules.
• The test is correctly ordered and billed as preventive screening.
• Any follow-up colonoscopy after a qualifying positive stool test falls within the federal preventive-screening requirements.

Medicaid follows another path. The American Cancer Society’s current screening coverage review notes that Medicaid colorectal cancer screening coverage varies by state and, in some states, by managed-care plan.

Related Medical Test Costs

Other diagnostic procedures have different billing structures. Patients comparing imaging and outpatient testing can review the cost of an HSG test or the cost of a HIDA scan. If the workup involves urinary symptoms rather than gastrointestinal screening, our urologist consultation cost guide covers a separate specialist visit.

Answers to Common Questions

How much is a colonoscopy without insurance?
Current self-pay prices run about $1,250 to $4,800, with roughly $2,500 a useful all-in planning figure. Some bundled programs currently advertise complete procedures around $1,275.

Is a screening colonoscopy 100% covered by private insurance?
Many non-grandfathered plans subject to ACA preventive-care rules cover eligible in-network screening colonoscopy without deductible, copay, or coinsurance. Verify your specific plan and provider network before the procedure.

Do I have to pay if the doctor removes a polyp?
Under ACA preventive-service rules for applicable private plans, removal of a polyp during a preventive screening colonoscopy does not by itself permit cost-sharing. Medicare uses a different rule and currently charges 15% coinsurance when a polyp or other tissue is removed.

Does insurance cover colonoscopy anesthesia?
For an applicable preventive screening colonoscopy, federal guidance says medically appropriate anesthesia must be covered without cost-sharing. Diagnostic procedures follow the normal benefits of the insurance plan.

At what age should colorectal cancer screening start?
The USPSTF recommends colorectal cancer screening for average-risk adults from ages 45 through 75, with individualized decisions from ages 76 through 85. Colonoscopy every 10 years is one of several recommended screening strategies.