St Catherine Of Siena Hospital

Smithtown, New York · Acute Care · Voluntary non-profit - Church · CCN 330401

210%
median commercial rate vs. Medicare here
47th
highest of 135 New York hospitals, by median rate vs. Medicare
104
procedures with published commercial rates
20¢
of every charged dollar is cost, on this hospital’s own federal cost report
ProcedureCommercial medianMedicare% of MedicareEst. cost*Plan rates
Acute myocardial infarction, discharged alive, with MCCMS-DRG 280$33,708$11,461294%—35
Bariatric (obesity) surgery, no CC/MCCMS-DRG 621$39,614$8,272479%—40
Basic metabolic panelCPT 80048$16$8195%~$44112
COPD with MCCMS-DRG 190$23,062$7,767297%—35
CT abdomen and pelvis with contrastCPT 74177$818$435188%~$784112
CT head without contrastCPT 70450$273$130209%~$492112
CT pelvis with contrastCPT 72193$402$219183%~$567112
Cardiac arrhythmia, no CC/MCCMS-DRG 310$11,490$2,865401%—35
Cardiac stress testCPT 93017$458$270170%$354112
Cardiac valve surgery with cardiac cath, with MCCMS-DRG 216$220,798———35
Cataract surgery with IOL insertionCPT 66984$3,656$2,881127%—90
Cellulitis, no MCCMS-DRG 603$18,088$6,094297%—35
Cervical spinal fusion, no CC/MCCMS-DRG 473$48,617$16,343297%—35
Cesarean section, no CC/MCCMS-DRG 788$17,186———40
Cesarean section, with CCMS-DRG 787$19,144———40
Chest painMS-DRG 313$14,650$4,743309%—35
Colonoscopy with biopsyCPT 45380$2,259$1,494151%—90
Colonoscopy with endoscopic ultrasoundCPT 45391$2,259$1,494151%—90
Colonoscopy with polyp removalCPT 45385$2,259$1,494151%—90
Colonoscopy, diagnosticCPT 45378$2,259$1,161195%—90
Complete blood count with differentialCPT 85025$11$8135%~$48112
Complete blood count, automatedCPT 85027$8$6126%~$29112
Comprehensive metabolic panelCPT 80053$23$11215%~$120112
Coronary bypass without cardiac cath, no MCCMS-DRG 236$91,630$29,950306%—35
Diagnostic mammography, both breastsCPT 77066$337——~$153101
Diagnostic mammography, one breastCPT 77065$325——~$163101
ED visit, level 3CPT 99283$1,250$341367%$39491
ED visit, level 4CPT 99284$1,533$521294%$48491
ED visit, level 5CPT 99285$1,753$743236%$55391
Echocardiogram, completeCPT 93306$1,030$682151%$812112
Electrocardiogram with interpretationCPT 93000$18———37
Epidural injection, lumbar/sacral, no imagingCPT 62322$1,692$1,104153%—90
Esophagitis/GI disorders, no MCCMS-DRG 392$16,024$5,262305%—35
Excision of breast lesionCPT 19120$4,318$4,88888%—90
Family psychotherapy, with patientCPT 90847$280$222126%$115113
Family psychotherapy, without patientCPT 90846$395$222178%$197113
Group psychotherapyCPT 90853$182$127144%$57113
Heart failure and shock, with CCMS-DRG 292$17,686$5,927298%—35
Heart failure with MCCMS-DRG 291$26,795$9,818273%—35
Hip and femur procedures except major joint, with CCMS-DRG 481$42,610$15,586273%—35
Hysterectomy, no CC/MCCMS-DRG 743$24,616$10,098244%—35
Inguinal hernia repair, age 5+CPT 49505$4,674$4,469105%$2,344112
Kidney and urinary tract infections, no MCCMS-DRG 690$16,482$5,534298%—35
Kidney function panelCPT 80069$20$9225%~$62112
Knee arthroscopy with meniscectomyCPT 29881$3,962$4,08497%—90
Laparoscopic cholecystectomyCPT 47562$5,124$7,54768%—89
Laparoscopic cholecystectomy, no CC/MCCMS-DRG 419$27,058$8,977301%—35
Laparoscopic radical prostatectomyCPT 55866$5,573$13,26942%—90
Left heart catheterization, diagnosticCPT 93452$6,446$4,047159%$3,610112
Lipid panelCPT 80061$18$13135%~$56112
Liver function panelCPT 80076$16$8202%~$46112
Lumbar epidural steroid injectionCPT 62323$1,859$881211%$586112
MRI brain with and without contrastCPT 70553$951$435218%~$1,845112
MRI lower extremity joint (knee)CPT 73721$644$298216%~$868112
MRI lumbar spine without contrastCPT 72148$644$298216%~$868112
Major joint replacement (hip/knee), no MCCMS-DRG 470$38,721$13,045297%—35
Major joint replacement (hip/knee), with MCCMS-DRG 469$67,126$22,346300%—35
Major small and large bowel procedures, with CCMS-DRG 330$48,541$18,293265%—35
Medical back problems, no MCCMS-DRG 552$19,793$6,608300%—35
OB global care, VBAC deliveryCPT 59610$3,088———45
OB global care, cesarean deliveryCPT 59510$5,148———17
OB global care, vaginal deliveryCPT 59400$3,088———45
OB ultrasound, 14+ weeksCPT 76805$207$130159%~$181112
Obstetric blood test panelCPT 80055$50$48105%—87
Office consultation, comprehensiveCPT 99244$212———10
Office consultation, moderateCPT 99243$167———10
Office visit, established patient, level 3CPT 99213$155——$6480
Office visit, established patient, level 4CPT 99214$188——$7780
Office visit, new patient, level 3CPT 99203$155——$6481
Office visit, new patient, level 4CPT 99204$188——$7781
Office visit, new patient, level 5CPT 99205$225——$9281
PSA (prostate specific antigen), totalCPT 84153$41$18225%~$69112
Partial thromboplastin timeCPT 85730$14$6225%~$40112
Physical therapy, therapeutic exerciseCPT 97110$112——$35101
Preventive visit, new patient, 18-39CPT 99385$139———6
Preventive visit, new patient, 40-64CPT 99386$168———6
Prostate biopsyCPT 55700$3,268———90
Prothrombin timeCPT 85610$9$4207%~$25112
Psychotherapy, 30 minutesCPT 90832$244$222110%$77113
Psychotherapy, 45 minutesCPT 90834$260$222117%$82113
Psychotherapy, 60 minutesCPT 90837$276$222125%$87113
Renal failure, with CCMS-DRG 683$18,254$6,475282%—35
Screening mammography, bilateralCPT 77067$330——~$161101
Sepsis with MCCMS-DRG 871$40,294$15,172266%—35
Shoulder arthroscopy, subacromial decompressionCPT 29826$2,804———70
Simple pneumonia and pleurisy, with CCMS-DRG 194$16,840$5,657298%—35
Sleep study (polysomnography)CPT 95810$2,898$1,072270%$2,855112
Stroke (hemorrhage/infarction), no CC/MCCMS-DRG 066$14,135$3,679384%—35
Stroke (hemorrhage/infarction), with CC or tPAMS-DRG 065$20,883$6,715311%—35
Thyroid stimulating hormone (TSH)CPT 84443$23$17135%~$81112
Tonsillectomy and adenoidectomy, under age 12CPT 42820$4,311$7,39058%—90
Transforaminal epidural, lumbar/sacralCPT 64483$1,675$1,104152%$523112
Ultrasound, abdomen, completeCPT 76700$199$130153%~$264112
Ultrasound, transvaginalCPT 76830$206$130158%~$241112
Upper GI endoscopy with biopsyCPT 43239$2,233$1,132197%$704112
Upper GI endoscopy, diagnosticCPT 43235$2,431$1,132215%$767112
Urinalysis, automated, with microscopyCPT 81001$7$3225%~$40112
Urinalysis, automated, without microscopyCPT 81003$5$2202%~$12112
Urinalysis, manual, with microscopyCPT 81000$4$4110%—87
Urinalysis, manual, without microscopyCPT 81002$5$3131%~$9112
Vaginal delivery, no sterilization, no CC/MCCMS-DRG 807$12,748———40
Vaginal delivery, no sterilization, with CCMS-DRG 806$13,047———40
X-ray, lower back, 4+ viewsCPT 72110$126$13096%~$146112
YAG laser capsulotomy (secondary cataract)CPT 66821$2,813$687410%—90

Click any column to sort. *Estimated from this hospital’s federal cost-report cost-to-charge ratio; approximate, least precise for imaging and labs (~). Sources and method on the methodology page. To put this hospital beside others, open it in the explorer.

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Rexroad Analytics · Data: hospital machine-readable files (45 CFR 180, schema v3.0) retrieved September 28 – October 6, 2026; Medicare benchmarks from CMS claims data and fee schedules; cost estimates from FY2026 CMS cost-report ratios, labeled as estimates. Not medical, legal, or benefits advice. Full methodology → · The American Healthcare Conundrum →