Mercy Hospital Of Buffalo Medicare inpatient and outpatient services
Every DRG and outpatient service group CMS publishes for Mercy Hospital Of Buffalo, Buffalo, NY in 2024, from traditional Medicare claims. Back to the Mercy Hospital Of Buffalo profile, with quality ratings, finances and negotiated rates.
2,029
Medicare inpatient discharges
In 74 published DRGs
1.96
Case mix index
IPPS FY 2027
18%
Surgical stays
74%
Stays with complications
In DRGs with a CC or MCC
1,256
Medicare outpatient services
In 20 service groups
Inpatient stays by major diagnostic category
Circulatory system534 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 | 145 | $26,951 | $8,776 | $11,077 | 1.28 |
| Cardiac arrhythmia and conduction disorders with CCMS-DRG 309, medical | 50 | $17,212 | $5,045 | $7,074 | 0.74 |
| Acute myocardial infarction, discharged alive with MCCMS-DRG 280, medical | 40 | $32,259 | $11,816 | $13,258 | 1.59 |
| Percutaneous cardiovascular procedures with intraluminal device without MCCMS-DRG 322, surgical | 32 | $49,741 | $11,959 | $20,444 | 1.82 |
| Circulatory disorders except AMI, with cardiac catheterization without MCCMS-DRG 287, medical | 31 | $21,734 | $6,346 | $8,933 | 1.08 |
| Acute myocardial infarction, discharged alive with CCMS-DRG 281, medical | 30 | $24,591 | $6,545 | $10,107 | 0.91 |
| Cardiac arrhythmia and conduction disorders with MCCMS-DRG 308, medical | 23 | $19,478 | $9,286 | $8,005 | 1.20 |
| Circulatory disorders except AMI, with cardiac catheterization with MCCMS-DRG 286, medical | 21 | $45,810 | $13,830 | $18,828 | 2.16 |
| Cardiac arrhythmia and conduction disorders without cc/mccMS-DRG 310, medical | 20 | $13,303 | $2,857 | $5,468 | 0.55 |
| Permanent cardiac pacemaker implant with CCMS-DRG 243, surgical | 19 | $77,643 | $15,239 | $31,911 | 2.28 |
| Percutaneous cardiovascular procedures with intraluminal device with MCC or 4+ arteries/MS-DRG 321, surgical | 19 | $77,414 | $20,346 | $31,817 | 2.87 |
| Coronary bypass without cardiac catheterization without MCCMS-DRG 236, surgical | 17 | $83,735 | $26,594 | $34,415 | 4.04 |
| Percutaneous and other intracardiac procedures without MCCMS-DRG 274, surgical | 17 | $67,886 | $21,153 | $27,901 | 3.24 |
| Syncope and collapseMS-DRG 312, medical | 17 | $16,527 | $6,129 | $6,793 | 0.86 |
| Coronary bypass with cardiac catheterization or open ablation with MCCMS-DRG 233, surgical | 14 | $151,069 | $59,934 | $62,089 | 7.80 |
| Other vascular procedures with CCMS-DRG 253, surgical | 14 | $30,390 | $19,186 | $12,490 | 2.55 |
| Other circulatory system diagnoses with MCCMS-DRG 314, medical | 14 | $38,579 | $14,328 | $15,856 | 2.09 |
| Acute myocardial infarction, discharged alive without cc/mccMS-DRG 282, medical | 11 | $18,196 | $4,504 | $7,478 | 0.72 |
Infectious and parasitic diseases408 discharges in 5 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 | 302 | $38,400 | $14,520 | $15,782 | 1.98 |
| Infectious and parasitic diseases with o.r. procedures with MCCMS-DRG 853, surgical | 46 | $98,277 | $36,076 | $40,392 | 5.00 |
| Septicemia or severe sepsis without MV >96 hours without MCCMS-DRG 872, medical | 35 | $18,159 | $7,410 | $7,463 | 1.03 |
| Infectious and parasitic diseases with o.r. procedures with CCMS-DRG 854, surgical | 14 | $64,349 | $13,899 | $26,447 | 2.04 |
| Septicemia or severe sepsis with MV >96 hoursMS-DRG 870, medical | 11 | $191,088 | $66,984 | $78,537 | 6.96 |
Respiratory system257 discharges in 10 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Respiratory infections and inflammations with MCCMS-DRG 177, medical | 55 | $33,068 | $11,973 | $13,591 | 1.70 |
| Pulmonary edema and respiratory failureMS-DRG 189, medical | 45 | $30,526 | $8,824 | $12,546 | 1.23 |
| Simple pneumonia and pleurisy with MCCMS-DRG 193, medical | 34 | $37,258 | $10,157 | $15,313 | 1.33 |
| Respiratory infections and inflammations with CCMS-DRG 178, medical | 24 | $16,345 | $7,075 | $6,718 | 0.99 |
| Respiratory system diagnosis with ventilator support <=96 hoursMS-DRG 208, medical | 24 | $48,743 | $20,240 | $20,033 | 2.70 |
| Chronic obstructive pulmonary disease with MCCMS-DRG 190, medical | 20 | $21,241 | $7,096 | $8,730 | 1.10 |
| Simple pneumonia and pleurisy with CCMS-DRG 194, medical | 20 | $18,418 | $5,501 | $7,570 | 0.82 |
| Major chest procedures with CCMS-DRG 164, surgical | 12 | $64,226 | $19,648 | $26,397 | 2.55 |
| Pulmonary embolism with MCC or acute cor pulmonaleMS-DRG 175, medical | 12 | $34,798 | $8,922 | $14,302 | 1.40 |
| Major chest procedures with MCCMS-DRG 163, surgical | 11 | $104,066 | $34,103 | $42,771 | 4.71 |
Digestive system166 discharges in 8 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Gastrointestinal hemorrhage with CCMS-DRG 378, medical | 34 | $23,292 | $6,514 | $9,573 | 0.98 |
| Esophagitis, gastroenteritis and miscellaneous digestive disorders without MCCMS-DRG 392, medical | 30 | $15,086 | $5,038 | $6,200 | 0.79 |
| Gastrointestinal hemorrhage with MCCMS-DRG 377, medical | 28 | $27,744 | $12,797 | $11,403 | 1.79 |
| Major small and large bowel procedures with MCCMS-DRG 329, surgical | 21 | $97,094 | $38,371 | $39,906 | 4.52 |
| Gastrointestinal obstruction with CCMS-DRG 389, medical | 14 | $17,436 | $5,562 | $7,166 | 0.80 |
| Other digestive system diagnoses with CCMS-DRG 394, medical | 14 | $18,165 | $6,256 | $7,466 | 0.94 |
| Other digestive system diagnoses with MCCMS-DRG 393, medical | 13 | $36,665 | $12,767 | $15,069 | 1.62 |
| Major small and large bowel procedures with CCMS-DRG 330, surgical | 12 | $44,756 | $16,797 | $18,395 | 2.37 |
Kidney and urinary tract158 discharges in 6 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Renal failure with MCCMS-DRG 682, medical | 40 | $29,054 | $10,814 | $11,941 | 1.50 |
| Renal failure with CCMS-DRG 683, medical | 37 | $17,051 | $6,147 | $7,008 | 0.90 |
| Other kidney and urinary tract diagnoses with MCCMS-DRG 698, medical | 26 | $32,819 | $12,049 | $13,489 | 1.65 |
| Kidney and urinary tract infections with MCCMS-DRG 689, medical | 22 | $19,369 | $8,217 | $7,961 | 1.17 |
| Kidney and urinary tract infections without MCCMS-DRG 690, medical | 22 | $17,593 | $5,397 | $7,231 | 0.81 |
| Other kidney and urinary tract diagnoses with CCMS-DRG 699, medical | 11 | $14,294 | $7,807 | $5,875 | 1.02 |
Nervous system147 discharges in 7 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Intracranial hemorrhage or cerebral infarction with CC or tpa in 24 hoursMS-DRG 065, medical | 39 | $25,858 | $6,630 | $10,628 | 1.02 |
| Intracranial hemorrhage or cerebral infarction with MCCMS-DRG 064, medical | 29 | $44,895 | $14,189 | $18,452 | 2.00 |
| Seizures without MCCMS-DRG 101, medical | 20 | $17,704 | $6,092 | $7,276 | 0.91 |
| Other cerebrovascular disorders with MCCMS-DRG 070, medical | 19 | $27,187 | $13,480 | $11,174 | 1.79 |
| Seizures with MCCMS-DRG 100, medical | 18 | $29,353 | $13,879 | $12,064 | 1.98 |
| Craniotomy and endovascular intracranial procedures with MCCMS-DRG 025, surgical | 11 | $133,569 | $27,276 | $54,897 | 4.42 |
| Degenerative nervous system disorders without MCCMS-DRG 057, medical | 11 | $17,544 | $10,514 | $7,211 | 1.36 |
Endocrine, nutritional and metabolic144 discharges in 6 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 | 46 | $15,312 | $5,413 | $6,293 | 0.78 |
| Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes with MCCMS-DRG 640, medical | 41 | $20,862 | $9,198 | $8,574 | 1.32 |
| Endocrine disorders with MCCMS-DRG 643, medical | 17 | $35,238 | $12,415 | $14,483 | 1.65 |
| Diabetes with MCCMS-DRG 637, medical | 15 | $28,292 | $9,537 | $11,628 | 1.45 |
| Diabetes with CCMS-DRG 638, medical | 14 | $14,940 | $6,136 | $6,141 | 0.90 |
| Endocrine disorders with CCMS-DRG 644, medical | 11 | $20,712 | $7,795 | $8,513 | 1.06 |
Musculoskeletal system and connective tissue144 discharges in 10 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Spinal fusion except cervical without MCCMS-DRG 460, surgical | 19 | $57,040 | $22,668 | $23,443 | 3.66 |
| Hip and femur procedures except major joint with CCMS-DRG 481, surgical | 19 | $40,574 | $15,998 | $16,676 | 2.07 |
| Hip replacement with principal diagnosis of hip fracture without MCCMS-DRG 522, surgical | 17 | $51,811 | $16,789 | $21,294 | 2.11 |
| Combined anterior and posterior spinal fusion with CCMS-DRG 454, surgical | 16 | $89,422 | $27,524 | $36,752 | 6.12 |
| Medical back problems without MCCMS-DRG 552, medical | 15 | $14,590 | $6,372 | $5,996 | 0.97 |
| Other musculoskeletal system and connective tissue diagnoses with CCMS-DRG 565, medical | 13 | $16,467 | $7,341 | $6,768 | 1.00 |
| Combined anterior and posterior spinal fusion without cc/mccMS-DRG 455, surgical | 12 | $88,833 | $24,209 | $36,510 | 4.61 |
| Cervical spinal fusion with CCMS-DRG 472, surgical | 11 | $49,199 | $18,822 | $20,221 | 2.96 |
| Hip and femur procedures except major joint with MCCMS-DRG 480, surgical | 11 | $66,764 | $22,427 | $27,440 | 2.95 |
| Fracture, sprain, strain and dislocation except femur, hip, pelvis and thigh without MCCMS-DRG 563, medical | 11 | $14,663 | $6,406 | $6,026 | 0.90 |
Skin, subcutaneous tissue and breast34 discharges in 1 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Cellulitis without MCCMS-DRG 603, medical | 34 | $17,105 | $5,464 | $7,030 | 0.88 |
Factors influencing health status14 discharges in 1 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Other factors influencing health statusMS-DRG 951, medical | 14 | $9,421 | $4,037 | $3,872 | 0.59 |
Blood and immune system12 discharges in 1 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Coagulation disordersMS-DRG 813, medical | 12 | $33,175 | $12,310 | $13,635 | 1.56 |
Liver, gallbladder and pancreas11 discharges in 1 DRGs
| Condition or procedure | Discharges | Average charges | Average Medicare payment | Estimated cost | DRG weight |
|---|---|---|---|---|---|
| Disorders of the biliary tract with CCMS-DRG 445, medical | 11 | $18,510 | $5,072 | $7,608 | 1.09 |
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 | 314 | 296 | $8,407 | $2,208 | $2,090 |
| Level 1 Endovascular ProceduresAPC 5191 | 171 | 170 | $7,050 | $2,434 | $2,208 |
| Level 1 Laparoscopy and Related ServicesAPC 5361 | 112 | 112 | $17,167 | $4,698 | $4,358 |
| Level 5 Urology and Related ServicesAPC 5375 | 94 | 83 | $15,147 | $4,324 | $3,918 |
| Level 3 Electrophysiologic ProceduresAPC 5213 | 65 | 65 | $81,921 | $23,114 | $21,117 |
| Level 3 Endovascular ProceduresAPC 5193 | 57 | 53 | $40,700 | $9,841 | $8,874 |
| Level 4 Urology and Related ServicesAPC 5374 | 57 | 51 | $11,722 | $2,839 | $2,629 |
| Level 3 Vascular ProceduresAPC 5183 | 52 | 43 | $9,000 | $2,636 | $2,405 |
| Level 2 Endovascular ProceduresAPC 5192 | 48 | 48 | $11,849 | $4,728 | $4,338 |
| Level 4 Endovascular ProceduresAPC 5194 | 48 | 41 | $70,262 | $16,207 | $14,606 |
| Level 1 Abdominal/Peritoneal/Biliary and Related ProceduresAPC 5341 | 39 | 39 | $13,461 | $2,848 | $2,636 |
| Level 3 Pacemaker and Similar ProceduresAPC 5223 | 35 | 35 | $41,053 | $9,673 | $8,569 |
| Level 2 Pacemaker and Similar ProceduresAPC 5222 | 28 | 28 | $31,999 | $7,124 | $6,514 |
| Level 3 Urology and Related ServicesAPC 5373 | 28 | 25 | $8,225 | $1,659 | $1,516 |
| Level 2 ICD and Similar ProceduresAPC 5232 | 26 | 26 | $135,927 | $31,861 | $29,375 |
| Level 2 Excision/ Biopsy/ Incision and DrainageAPC 5072 | 23 | 23 | $5,459 | $1,310 | $1,220 |
| Level 4 Vascular ProceduresAPC 5184 | 21 | 21 | $19,056 | $4,642 | $3,946 |
| Level 4 Musculoskeletal ProceduresAPC 5114 | 15 | 15 | $19,599 | $5,238 | $5,339 |
| Level 2 Laparoscopy and Related ServicesAPC 5362 | 12 | 12 | $25,244 | $8,498 | $8,164 |
| Level 4 Gynecologic ProceduresAPC 5414 | 11 | $11,137 | $2,641 | $2,389 |
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.