St. Catherine of Siena Hospital prices. From its own published file.

St. Catherine of Siena Hospital in Smithtown, NY publishes its standard charges as required by federal rule. Here's what it lists for common services, and how to check your bill against it.

17,060prices published

Feb 2026file last updated

Common services

Service	Cash price	List price	Insurers pay
Emergency visit, moderate (level 3) `99283`	—	$1,923	$122–$2,287
Emergency visit, high (level 4) `99284`	—	$2,359	$144–$25,376
Emergency visit, highest (level 5) `99285`	—	$2,697	$144–$25,376
Comprehensive metabolic panel `80053`	—	$584	$10.10–$584
Basic metabolic panel `80048`	—	$215	$7.32–$215
Complete blood count (CBC) `85025`	—	$232	$3.20–$253
Blood draw (venipuncture) `36415`	—	$115	$3.00–$2,245
Urinalysis `81001`	—	$194	$3.11–$194
Troponin (heart test) `84484`	—	$285	$7.27–$285
EKG tracing `93005`	—	$510	$7.58–$725
Chest X-ray, 2 views `71046`	—	$623	$15.15–$623
CT head without contrast `70450`	—	$2,400	$121–$2,400
CT abdomen and pelvis with contrast `74177`	—	$3,825	$109–$3,825
MRI lower back without contrast `72148`	—	$4,232	$16.59–$6,493
Ultrasound, abdomen `76700`	—	$1,286	$47.00–$1,286
IV push, single drug `96374`	—	$516	$43.42–$10,943
IV fluids, first hour `96360`	—	$688	$35.35–$2,332
Ketorolac injection, 15 mg `J1885`	—	$50.00	$0.34–$129
Ondansetron injection `J2405`	—	$50.00	$0.11–$76.00
Colonoscopy, diagnostic `45378`	—	—	$389–$4,197
Upper GI endoscopy with biopsy `43239`	—	$3,435	$286–$4,197
Knee arthroscopy `29881`	—	—	$1,197–$8,639
Vaginal delivery, routine care `59400`	—	—	$2,411–$12,000
Cesarean delivery, routine care `59510`	—	—	$1,779–$12,000

Cash price: the discounted price for self-pay patients. List price: the hospital's gross charge. Insurers pay: the lowest and highest rates it lists for insurance plans. Source: St. Catherine of Siena Hospital price transparency page.

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Common billing problems to look for

Billed above the posted cash priceIf you're paying yourself, ask the hospital to apply its published cash price.
Panels billed inside panelsA basic metabolic panel (80048) billed with a comprehensive one (80053) on the same day.
Duplicate linesThe same service billed twice without explanation.
No itemized billYou can ask for every line with its code, date and amount.