St. John's Regional Medical Center prices. From its own published file.

St. John's Regional Medical Center in Oxnard, CA 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.

8,890prices published

Feb 2026file last updated

$3,285cash price for mri lower back without contrast (list $7,500)

Common services

Service	Cash price	List price	Insurers pay
Emergency visit, moderate (level 3) `99283`	$763	$1,741	$81.27–$7,859
Emergency visit, high (level 4) `99284`	$1,113	$2,541	$148–$7,890
Emergency visit, highest (level 5) `99285`	$2,061	$4,705	$227–$10,256
Comprehensive metabolic panel `80053`	$18.51	$285	$10.56–$411
Basic metabolic panel `80048`	$14.83	$122	$8.46–$181
Complete blood count (CBC) `85025`	$13.62	$134	$7.77–$185
Blood draw (venipuncture) `36415`	$5.26	$54.00	$3.24–$14,260
Urinalysis `81001`	$5.56	$81.84	$3.17–$118
Troponin (heart test) `84484`	$21.85	$199	$12.47–$348
EKG tracing `93005`	$127	$515	$12.56–$16,472
Chest X-ray, 2 views `71046`	$295	$674	$41.56–$526
CT head without contrast `70450`	$1,778	$4,060	$135–$3,167
CT abdomen and pelvis with contrast `74177`	$3,198	$7,302	$426–$5,696
MRI lower back without contrast `72148`	$3,285	$7,500	$307–$9,107
Ultrasound, abdomen `76700`	$722	$1,649	$135–$1,286
IV push, single drug `96374`	$185	$691	$68.09–$9,075
IV fluids, first hour `96360`	$402	$1,197	$68.70–$1,951
Ketorolac injection, 15 mg `J1885`	$29.35	$67.00	$0.44–$52.26
Ondansetron injection `J2405`	$2.27	$5.81	$0.13–$52.26
Colonoscopy, diagnostic `45378`	—	—	$417–$7,832
Upper GI endoscopy with biopsy `43239`	—	—	$331–$10,984
Knee arthroscopy `29881`	—	—	$1,196–$18,812
Vaginal delivery, routine care `59400`	—	—	$3,017–$8,998
Cesarean delivery, routine care `59510`	—	—	$3,019–$8,998

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. John's Regional Medical Center 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.