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Emergency visit, high (level 4) at UM Upper Chesapeake Medical Center Aberdeen. CPT 99284.

What UM Upper Chesapeake Medical Center Aberdeen publishes for this service, straight from its standard-charges file, last updated June 8, 2026.

Outpatient / ER

$583cash price (self-pay)
$595list price
$583–$595range insurers pay
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All common services at UM Upper Chesapeake Medical Center Aberdeen