Colonoscopy Cost in Honolulu, HI (2026): Average Prices & What You'll Pay

What does a colonoscopy cost in Honolulu, HI?

The same colonoscopy in Honolulu, HI might cost you $771 at one facility and $834 at another - the building you walk into drives the difference. The median cash price across 4 reporting hospitals is $834. These figures come straight from hospital price transparency files published under federal law.

Where colonoscopy costs vary in Honolulu, HI

Pins show hospitals with price-transparency data (colored by vs. state average) and nearby ambulatory surgery centers, imaging centers, and other facilities (colored by type). Click any pin for facility name and estimated cost range.

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Hawaii's island geography creates isolated health economies - each island is effectively its own market, and most specialized care on neighbor islands requires inter-island travel. Kaiser Permanente Hawaii and Hawaii Pacific Health cover most of the Oahu market. Transport and logistics costs embedded in hospital operating expenses push prices well above the mainland average for comparable services. Colonoscopy pricing is particularly sensitive to screening vs. diagnostic coding. A screening colonoscopy is typically covered at 100% under preventive care benefits, but if a polyp is removed or a finding is documented during the same visit, the claim is often re-coded as diagnostic - triggering your deductible and coinsurance. Ambulatory surgery centers perform over 70% of colonoscopies nationally and charge substantially less than hospital outpatient settings.

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Why prices vary - and what it means for your coverage

Facility classification matters as much as the hospital itself - a hospital-owned outpatient center adds a facility fee that a freestanding clinic does not. The biggest swing for this procedure is screening versus diagnostic coding - a polyp removed during a routine screening can recode the whole visit as diagnostic and trigger cost-sharing you weren't expecting.

What you pay out of pocket on top of this depends on your deductible, your plan's out-of-pocket maximum, and whether every provider involved is in-network - not just the facility.

Frequently asked questions: colonoscopy costs in Honolulu, HI

How much does a colonoscopy cost in Honolulu, HI?

Across 4 Honolulu, HI hospitals that publish prices, a colonoscopy ranges from $208 to $834, with a median of $834. Most facilities fall between $678 and $834. What you pay depends on the facility, your insurance, and whether you have met your deductible.

Where is the cheapest place to get a colonoscopy in Honolulu, HI?

Based on declared prices, the lowest-cost facility in our Honolulu, HI data is Kahuku Medical Center in Kahuku at about $208. Freestanding ambulatory surgery and imaging centers are often cheaper still and may not appear in hospital price data - ask your doctor whether one is an option.

Why is a colonoscopy so much cheaper at some Honolulu, HI hospitals?

Prices vary up to 4× because each hospital sets its own list price, cash discount, and insurer-negotiated rates. In Honolulu, HI, the median cash (self-pay) price is $834 versus a median negotiated rate of $108 - about 7.7× higher. Asking for the cash price or your insurer's negotiated rate is often the single biggest lever on what you pay.

How much will I actually pay out of pocket for a colonoscopy in Honolulu, HI?

Your out-of-pocket cost depends on your deductible, coinsurance, out-of-pocket maximum, and whether the facility is in-network - not just the sticker price. If you have not met your deductible, you will typically pay the negotiated rate in full until you do. Use the CostKits cost forecaster to estimate your specific out-of-pocket amount before you go.

CostKits compiles hospital price transparency data to help families make informed decisions. Track and manage your healthcare costs (free account).