Colonoscopy, diagnostic at St. Clare Hospital. CPT 45378.

What St. Clare Hospital publishes for this service, straight from its standard-charges file, last updated February 28, 2026.

Outpatient / ER

—cash price (self-pay)

—list price

$912–$5,920range insurers pay

Insurance plan	Negotiated rate
Kaiser \| Commercial\|HMO	$912
Kaiser \| Commercial\|PPO	$1,004
Kaiser \| Medicare\|All Plans	$1,033
SoundPath \| Medicare\|All Plans	$1,033
Optum \| Medicare\|All Plans	$1,044
Aetna \| Medicare\|All Plans	$1,064
BCBS - Premera \| Medicare\|All Plans	$1,064
BCBS - Regence \| Medicare\|All Plans	$1,064
Humana \| Medicare\|All Plans	$1,106
Molina \| Medicare\|All Plans	$1,116
United \| Medicare\|All Plans	$1,116
Amerigroup \| Medicare\|All Plans	$1,126
CHPW \| Medicare\|All Plans	$1,188
Seattle Medical Group \| Medicare\|All Plans	$1,188
Sound Family Medicine \| Commercial\|All Plans	$1,963
Molina \| Commercial\|Marketplace Exchange	$1,984
Coordinated Care \| Commercial\|Ambetter Exchange	$2,046
BCBS - Premera \| Commercial\|LifeWise Primary Exchange	$2,116
Uniform Medical Plan \| Commercial\|All Plans	$2,259
BCBS - Regence \| Commercial\|All Plans	$2,590
BCBS - Premera \| Commercial\|All Other Plans	$3,058
United \| Commercial\|Navigate	$3,261
United \| Commercial\|All Other Plans	$3,432
United \| Commercial\|Cascade Care	$3,432
First Choice \| Commercial\|All Plans	$3,558
Aetna \| Commercial\|AWH	$3,865
Aetna \| Commercial\|All Other Plans	$4,547
Cigna \| Commercial\|All Plans	$5,920

Billed more than this?

Snap a photo of your bill. We compare every line with these prices and coding rules, free.