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Colonoscopy, diagnostic at HSHS St. John's Hospital. CPT 45378.

What HSHS St. John's Hospital publishes for this service, straight from its standard-charges file, last updated March 24, 2026.

Outpatient / ER

—cash price (self-pay)
—list price
$427–$5,704range insurers pay
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All common services at HSHS St. John's Hospital