St. Catherine Of Siena Medical Cente Medicare inpatient and outpatient services
Every DRG and outpatient service group CMS publishes for St. Catherine Of Siena Medical Cente, Smithtown, NY in 2024, from traditional Medicare claims. Back to the St. Catherine Of Siena Medical Cente profile, with quality ratings, finances and negotiated rates.
3,290
Medicare inpatient discharges
In 89 published DRGs
1.59
Case mix index
IPPS FY 2027
5%
Surgical stays
60%
Stays with complications
In DRGs with a CC or MCC
2,288
Medicare outpatient services
In 30 service groups
Inpatient stays by major diagnostic category
Infectious and parasitic diseases721 discharges in 7 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Septicemia or severe sepsis without MV >96 hours with MCCMS-DRG 871, medical | 496 | $89,969 | $15,172 | $18,984 | 1.98 |
| Septicemia or severe sepsis without MV >96 hours without MCCMS-DRG 872, medical | 115 | $54,388 | $7,302 | $11,476 | 1.03 |
| Infectious and parasitic diseases with o.r. procedures with MCCMS-DRG 853, surgical | 48 | $177,924 | $37,023 | $37,542 | 5.00 |
| Septicemia or severe sepsis with MV >96 hoursMS-DRG 870, medical | 25 | $299,899 | $53,976 | $63,279 | 6.96 |
| Viral illness without MCCMS-DRG 866, medical | 15 | $42,958 | $6,306 | $9,064 | 0.92 |
| Infectious and parasitic diseases with o.r. procedures with CCMS-DRG 854, surgical | 11 | $73,333 | $15,614 | $15,473 | 2.04 |
| Postoperative and post-traumatic infections with MCCMS-DRG 862, medical | 11 | $81,185 | $14,025 | $17,130 | 1.84 |
Circulatory system525 discharges in 18 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Heart failure and shock with MCCMS-DRG 291, medical | 152 | $73,140 | $9,818 | $15,433 | 1.28 |
| Syncope and collapseMS-DRG 312, medical | 63 | $47,845 | $5,894 | $10,095 | 0.86 |
| Cardiac arrhythmia and conduction disorders with CCMS-DRG 309, medical | 35 | $43,242 | $4,952 | $9,124 | 0.74 |
| Hypertension without MCCMS-DRG 305, medical | 29 | $36,046 | $4,534 | $7,606 | 0.75 |
| Peripheral vascular disorders with CCMS-DRG 300, medical | 26 | $63,651 | $7,506 | $13,430 | 1.07 |
| Chest painMS-DRG 313, medical | 23 | $38,377 | $4,743 | $8,098 | 0.72 |
| Other circulatory system diagnoses with MCCMS-DRG 314, medical | 23 | $72,026 | $14,093 | $15,198 | 2.09 |
| Acute myocardial infarction, discharged alive with MCCMS-DRG 280, medical | 21 | $78,015 | $11,461 | $16,461 | 1.59 |
| Percutaneous cardiovascular procedures with intraluminal device with MCC or 4+ arteries/MS-DRG 321, surgical | 19 | $160,951 | $20,410 | $33,961 | 2.87 |
| Cardiac arrhythmia and conduction disorders with MCCMS-DRG 308, medical | 18 | $59,892 | $9,260 | $12,637 | 1.20 |
| Circulatory disorders except AMI, with cardiac catheterization without MCCMS-DRG 287, medical | 17 | $64,346 | $7,439 | $13,577 | 1.08 |
| Peripheral vascular disorders with MCCMS-DRG 299, medical | 16 | $91,981 | $13,940 | $19,408 | 1.58 |
| Cardiac arrhythmia and conduction disorders without cc/mccMS-DRG 310, medical | 16 | $30,485 | $2,865 | $6,432 | 0.55 |
| Other circulatory system diagnoses with CCMS-DRG 315, medical | 16 | $48,755 | $7,169 | $10,287 | 0.97 |
| Acute myocardial infarction, discharged alive with CCMS-DRG 281, medical | 14 | $54,084 | $5,095 | $11,412 | 0.91 |
| Percutaneous cardiovascular procedures with intraluminal device without MCCMS-DRG 322, surgical | 14 | $123,229 | $12,596 | $26,001 | 1.82 |
| Circulatory disorders except AMI, with cardiac catheterization with MCCMS-DRG 286, medical | 12 | $143,811 | $17,153 | $30,344 | 2.16 |
| Other vascular procedures with MCCMS-DRG 252, surgical | 11 | $152,683 | $27,280 | $32,216 | 3.35 |
Kidney and urinary tract360 discharges in 8 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Kidney and urinary tract infections without MCCMS-DRG 690, medical | 112 | $45,782 | $5,534 | $9,660 | 0.81 |
| Kidney and urinary tract infections with MCCMS-DRG 689, medical | 58 | $60,868 | $8,856 | $12,843 | 1.17 |
| Other kidney and urinary tract diagnoses with MCCMS-DRG 698, medical | 49 | $73,987 | $13,428 | $15,611 | 1.65 |
| Renal failure with MCCMS-DRG 682, medical | 41 | $65,682 | $11,241 | $13,859 | 1.50 |
| Renal failure with CCMS-DRG 683, medical | 40 | $51,046 | $6,475 | $10,771 | 0.90 |
| Other kidney and urinary tract diagnoses with CCMS-DRG 699, medical | 32 | $44,038 | $7,529 | $9,292 | 1.02 |
| Kidney and ureter procedures for non-neoplasm with CCMS-DRG 660, surgical | 14 | $67,014 | $8,914 | $14,140 | 1.35 |
| Urinary stones without MCCMS-DRG 694, medical | 14 | $32,395 | $4,593 | $6,835 | 0.78 |
Respiratory system346 discharges in 9 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Respiratory infections and inflammations with MCCMS-DRG 177, medical | 91 | $72,900 | $12,278 | $15,382 | 1.70 |
| Respiratory infections and inflammations with CCMS-DRG 178, medical | 51 | $60,902 | $6,787 | $12,850 | 0.99 |
| Pulmonary edema and respiratory failureMS-DRG 189, medical | 44 | $86,324 | $8,637 | $18,214 | 1.23 |
| Chronic obstructive pulmonary disease with MCCMS-DRG 190, medical | 36 | $60,267 | $7,767 | $12,716 | 1.10 |
| Simple pneumonia and pleurisy with MCCMS-DRG 193, medical | 34 | $67,949 | $10,029 | $14,337 | 1.33 |
| Simple pneumonia and pleurisy with CCMS-DRG 194, medical | 28 | $42,625 | $5,657 | $8,994 | 0.82 |
| Chronic obstructive pulmonary disease with CCMS-DRG 191, medical | 26 | $43,443 | $5,934 | $9,167 | 0.85 |
| Bronchitis and asthma with cc/mccMS-DRG 202, medical | 25 | $43,320 | $6,798 | $9,141 | 0.96 |
| Respiratory infections and inflammations without cc/mccMS-DRG 179, medical | 11 | $46,807 | $5,081 | $9,876 | 0.76 |
Digestive system311 discharges in 9 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Esophagitis, gastroenteritis and miscellaneous digestive disorders without MCCMS-DRG 392, medical | 124 | $42,823 | $5,262 | $9,036 | 0.79 |
| Gastrointestinal hemorrhage with CCMS-DRG 378, medical | 38 | $62,578 | $6,861 | $13,204 | 0.98 |
| Other digestive system diagnoses with CCMS-DRG 394, medical | 29 | $51,017 | $6,384 | $10,765 | 0.94 |
| Gastrointestinal hemorrhage with MCCMS-DRG 377, medical | 26 | $104,412 | $13,429 | $22,031 | 1.79 |
| Other digestive system diagnoses with MCCMS-DRG 393, medical | 24 | $71,038 | $12,542 | $14,989 | 1.62 |
| Major gastrointestinal disorders and peritoneal infections with CCMS-DRG 372, medical | 21 | $61,643 | $7,586 | $13,007 | 1.04 |
| Major small and large bowel procedures with CCMS-DRG 330, surgical | 17 | $114,760 | $18,293 | $24,214 | 2.37 |
| Gastrointestinal obstruction with CCMS-DRG 389, medical | 16 | $59,301 | $5,580 | $12,513 | 0.80 |
| Esophagitis, gastroenteritis and miscellaneous digestive disorders with MCCMS-DRG 391, medical | 16 | $57,212 | $9,563 | $12,072 | 1.28 |
Nervous system225 discharges in 9 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Degenerative nervous system disorders without MCCMS-DRG 057, medical | 43 | $51,341 | $9,390 | $10,833 | 1.36 |
| Transient ischemia without thrombolyticMS-DRG 069, medical | 41 | $58,391 | $5,454 | $12,320 | 0.80 |
| Cranial and peripheral nerve disorders without MCCMS-DRG 074, medical | 25 | $53,385 | $7,698 | $11,264 | 1.03 |
| Seizures without MCCMS-DRG 101, medical | 25 | $53,009 | $6,287 | $11,185 | 0.91 |
| Intracranial hemorrhage or cerebral infarction with CC or tpa in 24 hoursMS-DRG 065, medical | 24 | $58,807 | $6,715 | $12,408 | 1.02 |
| Intracranial hemorrhage or cerebral infarction with MCCMS-DRG 064, medical | 20 | $118,672 | $14,742 | $25,040 | 2.00 |
| Seizures with MCCMS-DRG 100, medical | 19 | $75,894 | $14,235 | $16,014 | 1.98 |
| Degenerative nervous system disorders with MCCMS-DRG 056, medical | 15 | $67,681 | $17,182 | $14,281 | 2.39 |
| Other disorders of nervous system with CCMS-DRG 092, medical | 13 | $48,369 | $7,112 | $10,206 | 1.03 |
Musculoskeletal system and connective tissue186 discharges in 8 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Medical back problems without MCCMS-DRG 552, medical | 64 | $46,494 | $6,608 | $9,810 | 0.97 |
| Fracture, sprain, strain and dislocation except femur, hip, pelvis and thigh without MCCMS-DRG 563, medical | 32 | $44,460 | $5,895 | $9,381 | 0.90 |
| Hip and femur procedures except major joint with CCMS-DRG 481, surgical | 20 | $104,625 | $15,586 | $22,076 | 2.07 |
| Medical back problems with MCCMS-DRG 551, medical | 20 | $82,848 | $12,197 | $17,481 | 1.70 |
| Bone diseases and arthropathies without MCCMS-DRG 554, medical | 16 | $43,199 | $5,717 | $9,115 | 0.82 |
| Hip replacement with principal diagnosis of hip fracture without MCCMS-DRG 522, surgical | 12 | $114,126 | $16,286 | $24,080 | 2.11 |
| Spinal fusion except cervical without MCCMS-DRG 460, surgical | 11 | $200,675 | $29,046 | $42,342 | 3.66 |
| Fractures of hip and pelvis without MCCMS-DRG 536, medical | 11 | $37,299 | $5,286 | $7,870 | 0.79 |
Endocrine, nutritional and metabolic183 discharges in 5 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes without MCCMS-DRG 641, medical | 79 | $39,727 | $5,249 | $8,382 | 0.78 |
| Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes with MCCMS-DRG 640, medical | 46 | $53,333 | $9,681 | $11,253 | 1.32 |
| Diabetes with CCMS-DRG 638, medical | 33 | $52,325 | $6,473 | $11,041 | 0.90 |
| Diabetes with MCCMS-DRG 637, medical | 14 | $150,818 | $19,957 | $31,823 | 1.45 |
| Endocrine disorders with CCMS-DRG 644, medical | 11 | $50,381 | $7,719 | $10,630 | 1.06 |
Skin, subcutaneous tissue and breast112 discharges in 3 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Cellulitis without MCCMS-DRG 603, medical | 68 | $46,003 | $6,094 | $9,707 | 0.88 |
| Trauma to the skin, subcutaneous tissue and breast without MCCMS-DRG 605, medical | 29 | $42,082 | $6,073 | $8,879 | 0.91 |
| Cellulitis with MCCMS-DRG 602, medical | 15 | $52,952 | $10,788 | $11,173 | 1.49 |
Blood and immune system99 discharges in 3 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Red blood cell disorders with MCCMS-DRG 811, medical | 42 | $60,628 | $10,326 | $12,792 | 1.40 |
| Red blood cell disorders without MCCMS-DRG 812, medical | 40 | $46,843 | $6,612 | $9,884 | 0.90 |
| Coagulation disordersMS-DRG 813, medical | 17 | $97,004 | $12,393 | $20,468 | 1.56 |
Mental diseases and disorders87 discharges in 2 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Organic disturbances and intellectual disabilityMS-DRG 884, medical | 67 | $60,527 | $12,615 | $12,771 | 1.76 |
| PsychosesMS-DRG 885, medical | 20 | $51,959 | $10,333 | $10,963 | 1.37 |
Injuries, poisonings and toxic effects of drugs58 discharges in 3 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Traumatic injury without MCCMS-DRG 914, medical | 31 | $44,797 | $6,325 | $9,452 | 0.91 |
| Poisoning and toxic effects of drugs without MCCMS-DRG 918, medical | 16 | $40,876 | $5,665 | $8,625 | 0.86 |
| Poisoning and toxic effects of drugs with MCCMS-DRG 917, medical | 11 | $103,723 | $11,686 | $21,885 | 1.60 |
Liver, gallbladder and pancreas28 discharges in 2 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Malignancy of hepatobiliary system or pancreas with MCCMS-DRG 435, medical | 14 | $110,081 | $12,657 | $23,227 | 1.76 |
| Disorders of the biliary tract with CCMS-DRG 445, medical | 14 | $60,015 | $7,171 | $12,663 | 1.09 |
Ear, nose, mouth and throat26 discharges in 1 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| DysequilibriumMS-DRG 149, medical | 26 | $55,991 | $4,674 | $11,814 | 0.74 |
Alcohol and drug use12 discharges in 1 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Alcohol, drug abuse or dependence without rehabilitation therapy without MCCMS-DRG 897, medical | 12 | $39,788 | $6,105 | $8,395 | 0.86 |
Factors influencing health status11 discharges in 1 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Signs and symptoms without MCCMS-DRG 948, medical | 11 | $40,019 | $4,965 | $8,444 | 0.80 |
Source: CMS Medicare Inpatient Hospitals by Provider and Service (2024 data, released 2026-04-10), traditional Medicare only; CMS omits DRGs with fewer than 11 discharges. Estimated cost is average charges times the hospital's Medicare cost-to-charge ratio from the IPPS Impact File. Weights are the MS-DRG relative weights for the same year.
Outpatient services
| Service group | Services | Patients | Average charges | Average Medicare payment | US average payment |
|---|---|---|---|---|---|
| Comprehensive Observation ServicesAPC 8011 | 718 | 636 | $27,694 | $2,391 | $2,090 |
| Level 1 Intraocular ProceduresAPC 5491 | 283 | 184 | $13,223 | $2,066 | $1,752 |
| Level 1 Endovascular ProceduresAPC 5191 | 116 | 115 | $27,086 | $2,575 | $2,208 |
| Level 1 Laparoscopy and Related ServicesAPC 5361 | 116 | 114 | $34,778 | $5,002 | $4,358 |
| Level 4 Urology and Related ServicesAPC 5374 | 94 | 83 | $20,546 | $3,067 | $2,629 |
| Level 3 Endovascular ProceduresAPC 5193 | 92 | 90 | $91,995 | $10,404 | $8,874 |
| Level 2 Excision/ Biopsy/ Incision and DrainageAPC 5072 | 76 | 68 | $11,127 | $1,422 | $1,220 |
| Level 5 Urology and Related ServicesAPC 5375 | 73 | 64 | $25,778 | $4,601 | $3,918 |
| Level 3 Urology and Related ServicesAPC 5373 | 71 | 66 | $15,156 | $1,787 | $1,516 |
| Level 2 Musculoskeletal ProceduresAPC 5112 | 68 | 65 | $10,640 | $1,426 | $1,196 |
| Level 4 Musculoskeletal ProceduresAPC 5114 | 50 | 50 | $34,199 | $6,150 | $5,339 |
| Level 3 Vascular ProceduresAPC 5183 | 50 | 47 | $23,657 | $2,780 | $2,405 |
| Level 1 Abdominal/Peritoneal/Biliary and Related ProceduresAPC 5341 | 46 | 45 | $26,570 | $3,009 | $2,636 |
| Level 1 Breast/Lymphatic Surgery and Related ProceduresAPC 5091 | 39 | 35 | $16,859 | $3,305 | $2,930 |
| Level 3 Musculoskeletal ProceduresAPC 5113 | 39 | 39 | $15,613 | $2,880 | $2,373 |
| Level 2 Endovascular ProceduresAPC 5192 | 37 | 29 | $42,000 | $5,086 | $4,338 |
| Level 6 Urology and Related ServicesAPC 5376 | 36 | 36 | $47,905 | $8,412 | $7,291 |
| Level 1 Nerve ProceduresAPC 5431 | 33 | 26 | $12,822 | $1,712 | $1,407 |
| Level 4 Endovascular ProceduresAPC 5194 | 31 | 30 | $148,740 | $17,906 | $14,606 |
| Level 3 Excision/ Biopsy/ Incision and DrainageAPC 5073 | 30 | 30 | $12,440 | $2,529 | $2,141 |
| Level 5 Musculoskeletal ProceduresAPC 5115 | 27 | 27 | $93,243 | $12,106 | $10,772 |
| Level 2 Upper GI ProceduresAPC 5302 | 27 | 22 | $10,106 | $1,670 | $1,445 |
| Level 2 Vascular ProceduresAPC 5182 | 26 | 25 | $12,628 | $1,425 | $1,204 |
| Level 3 Pacemaker and Similar ProceduresAPC 5223 | 21 | 21 | $70,311 | $10,279 | $8,569 |
| Level 2 Breast/Lymphatic Surgery and Related ProceduresAPC 5092 | 20 | 20 | $33,811 | $5,226 | $4,982 |
| Level 5 ENT ProceduresAPC 5165 | 16 | 16 | $33,763 | $5,211 | $4,436 |
| Level 4 Vascular ProceduresAPC 5184 | 16 | 13 | $26,021 | $4,890 | $3,946 |
| Level 5 Neurostimulator and Related ProceduresAPC 5465 | 14 | 14 | $172,614 | $30,588 | $26,719 |
| Level 2 Pacemaker and Similar ProceduresAPC 5222 | 12 | 12 | $71,394 | $7,831 | $6,514 |
| Level 3 Lower GI ProceduresAPC 5313 | 11 | $13,155 | $2,527 | $2,176 |
Source: CMS Medicare Outpatient Hospitals by Provider and Service (2024 data, released 2026-06-24), comprehensive APCs for traditional Medicare; CMS omits services with fewer than 11 claims. The US average weights every hospital by its services.