Ohio / Mount Carmel St Ann's

CMS certification 360012 · Westerville, OH · 2 entries in CMS's price-transparency list

Mount Carmel St Ann's: charges and Medicare payments

Mount Carmel St Ann's reported 1,446 Medicare inpatient stays across 53 DRGs in 2024. Across them it charged 5.01 times what it was paid — among the higher ratios in Ohio, number 14 of 104 hospitals with at least 100 stays (state median 4.01×, national 4.15×). Its most frequent stay was DRG 871, Septicemia or Severe Sepsis without MV >96 Hours with MCC: 210 stays at an average charge of $82,463, 9% below the national average. It also billed 1,787 outpatient services, charging 7.56 times what Medicare paid.

1Medicare inpatient stays 1,446
2Charge ÷ paid, inpatient 5.01×
3Rank in OH (highest ratio = 1) 14 of 104
4CMS price-transparency actions 2

Average charge per stay at Mount Carmel St Ann's, its 10 most frequent DRGs, bars to scale. Source: CMS DY2024.

Inpatient stays

For the 53 DRGs that can be compared with the national average, Mount Carmel St Ann's charged more than the national average in 8 (15%). Payments follow Medicare's rates, so they usually vary far less than charges.

DRG	Stays	Avg charge	vs US	Avg paid
871 Septicemia or Severe Sepsis without MV >96 Hours with MCC	210	$82,463	-9%	$15,912
291 Heart Failure and Shock with MCC	108	$62,990	+12%	$10,516
193 Simple Pneumonia and Pleurisy with MCC	66	$63,778	+7%	$10,562
177 Respiratory Infections and Inflammations with MCC	59	$67,425	-4%	$12,740
690 Kidney and Urinary Tract Infections without MCC	48	$26,219	-31%	$6,613
689 Kidney and Urinary Tract Infections with MCC	45	$39,484	-23%	$8,681
698 Other Kidney and Urinary Tract Diagnoses with MCC	38	$84,669	+15%	$13,420
872 Septicemia or Severe Sepsis without MV >96 Hours without MCC	37	$44,889	-8%	$9,271
189 Pulmonary Edema and Respiratory Failure	36	$54,181	-6%	$9,538
378 Gastrointestinal Hemorrhage with CC	35	$36,847	-24%	$7,376
603 Cellulitis without MCC	34	$37,867	+2%	$7,491
853 Infectious and Parasitic Diseases with O.R. Procedures with...	34	$158,508	-31%	$45,064
481 Hip and Femur Procedures except Major Joint with CC	27	$81,992	-19%	$14,793
682 Renal Failure with MCC	27	$66,173	0%	$10,976
683 Renal Failure with CC	26	$43,547	+7%	$7,468
377 Gastrointestinal Hemorrhage with MCC	25	$70,634	-17%	$14,776
552 Medical Back Problems without MCC	25	$29,690	-39%	$7,126
460 Spinal Fusion except Cervical without MCC	23	$151,718	-11%	$27,077
640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...	23	$40,003	-34%	$9,971
308 Cardiac Arrhythmia and Conduction Disorders with MCC	22	$53,734	-5%	$9,971
389 Gastrointestinal Obstruction with CC	22	$27,958	-28%	$8,949
392 Esophagitis, Gastroenteritis and Miscellaneous Digestive...	22	$35,312	-12%	$7,236
312 Syncope and Collapse	21	$39,428	-13%	$6,898
065 Intracranial Hemorrhage or Cerebral Infarction with CC or...	20	$53,477	-4%	$8,279
064 Intracranial Hemorrhage or Cerebral Infarction with MCC	19	$76,552	-23%	$12,256
287 Circulatory Disorders except AMI, with Cardiac...	19	$54,392	-15%	$8,423
280 Acute Myocardial Infarction, Discharged Alive with MCC	18	$84,768	+12%	$13,302
309 Cardiac Arrhythmia and Conduction Disorders with CC	17	$34,979	-3%	$6,045
454 Combined Anterior and Posterior Spinal Fusion with CC	17	$189,996	-32%	$56,867
522 Hip Replacement with Principal Diagnosis of Hip Fracture...	17	$92,555	-10%	$15,075
467 Revision of Hip or Knee Replacement with CC	16	$142,190	-10%	$32,006
812 Red Blood Cell Disorders without MCC	16	$35,227	-21%	$7,168
175 Pulmonary Embolism with MCC or Acute Cor Pulmonale	15	$60,086	-8%	$13,097
563 Fracture, Sprain, Strain and Dislocation except Femur, Hip,...	15	$27,991	-34%	$6,567
659 Kidney and Ureter Procedures for Non-Neoplasm with MCC	15	$117,729	-2%	$17,947
660 Kidney and Ureter Procedures for Non-Neoplasm with CC	15	$61,800	-8%	$10,199
811 Red Blood Cell Disorders with MCC	15	$49,601	-27%	$10,667
870 Septicemia or Severe Sepsis with MV >96 Hours	15	$220,084	-32%	$53,458
468 Revision of Hip or Knee Replacement without CC/MCC	14	$121,900	-2%	$19,278
101 Seizures without MCC	13	$46,419	-5%	$6,670
286 Circulatory Disorders except AMI, with Cardiac...	13	$81,085	-28%	$17,829
322 Percutaneous Cardiovascular Procedures with Intraluminal...	13	$101,923	-11%	$15,098
455 Combined Anterior and Posterior Spinal Fusion without CC/MCC	13	$211,055	+4%	$53,976
637 Diabetes with MCC	13	$57,210	-14%	$10,709
641 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...	13	$27,230	-27%	$6,408
057 Degenerative Nervous System Disorders without MCC	12	$33,991	-40%	$9,938
092 Other Disorders of Nervous System with CC	12	$46,859	-9%	$7,727
371 Major Gastrointestinal Disorders and Peritoneal Infections...	12	$48,778	-38%	$13,399
480 Hip and Femur Procedures except Major Joint with MCC	12	$119,040	-14%	$21,441
281 Acute Myocardial Infarction, Discharged Alive with CC	11	$50,814	+1%	$6,456
388 Gastrointestinal Obstruction with MCC	11	$52,424	-23%	$10,932
543 Pathological Fractures and Musculoskeletal and Connective...	11	$43,133	-12%	$8,451
699 Other Kidney and Urinary Tract Diagnoses with CC	11	$30,631	-35%	$8,167

Outpatient services

Service (APC)	Services	Avg charge	Medicare allowed
Comprehensive Observation Services	359	$18,263	$2,409
Level 5 Musculoskeletal Procedures	195	$69,040	$11,754
Level 2 Laparoscopy and Related Services	110	$70,520	$9,200
Level 2 Excision/ Biopsy/ Incision and Drainage	93	$7,892	$1,418
Level 2 Upper GI Procedures	93	$6,566	$1,693
Level 4 Urology and Related Services	82	$24,432	$3,087
Level 5 Urology and Related Services	75	$37,033	$4,579
Level 3 Urology and Related Services	73	$16,487	$1,821
Level 1 Endovascular Procedures	72	$24,420	$2,919
Level 1 Laparoscopy and Related Services	58	$56,067	$5,093
Level 3 Electrophysiologic Procedures	54	$97,614	$21,185
Level 3 Vascular Procedures	44	$23,207	$2,799
Level 6 Urology and Related Services	41	$53,242	$8,237
Level 3 Endovascular Procedures	33	$55,920	$9,582
Level 4 Musculoskeletal Procedures	32	$49,562	$6,238
Level 1 Nerve Procedures	31	$13,380	$1,727
Level 1 Breast/Lymphatic Surgery and Related Procedures	29	$26,903	$3,322
Level 5 ENT Procedures	29	$40,722	$5,093
Level 2 Breast/Lymphatic Surgery and Related Procedures	27	$45,612	$5,488
Level 3 Pacemaker and Similar Procedures	26	$41,546	$9,543
Level 4 Endovascular Procedures	25	$80,576	$15,024
Level 3 Excision/ Biopsy/ Incision and Drainage	22	$16,763	$2,541
Level 2 Endovascular Procedures	20	$28,798	$4,908
Level 2 Vascular Procedures	18	$12,230	$1,369
Level 2 Musculoskeletal Procedures	17	$10,295	$1,437

Against the Ohio average

For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), Mount Carmel St Ann's charged $82,463 on average, 28% more than the Ohio average of $64,290, and was paid $15,912 against a state average of $15,664. For Heart Failure and Shock with MCC (DRG 291), Mount Carmel St Ann's charged $62,990 on average, 47% more than the Ohio average of $42,986, and was paid $10,516 against a state average of $10,652. For Simple Pneumonia and Pleurisy with MCC (DRG 193), Mount Carmel St Ann's charged $63,778 on average, 53% more than the Ohio average of $41,598, and was paid $10,562 against a state average of $10,716. For Respiratory Infections and Inflammations with MCC (DRG 177), Mount Carmel St Ann's charged $67,425 on average, 33% more than the Ohio average of $50,577, and was paid $12,740 against a state average of $13,102. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $18,263 was 7% above the state average of $17,044. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $69,040 was 18% above the state average of $58,420. For Level 2 Laparoscopy and Related Services (outpatient APC 5362), its average charge of $70,520 was 6% above the state average of $66,739. For Level 2 Excision/ Biopsy/ Incision and Drainage (outpatient APC 5072), its average charge of $7,892 was 22% below the state average of $10,162.

Price-transparency record

CMS's enforcement list records these actions for a hospital named Mount Carmel St Ann's in Westerville, OH, under the federal hospital price-transparency rule (45 CFR part 180), which requires hospitals to post their standard charges online:

Met Requirements — 2023-06-05 (CMS case 1658)
Met Requirements — 2025-03-26 (CMS case 3415)

A warning notice or corrective-action request is not a finding of wrongdoing; "Met Requirements" and closure notices record that CMS's review ended. Matched to this hospital by exact name, city and state.

Charges are the hospital's list prices averaged over its 2024 Medicare cases; payments are what those cases actually brought in. Neither is what you will pay. For a planned procedure, ask the hospital for its price estimate or, if you are uninsured or self-paying, a good-faith estimate.

Sources: CMS Medicare Inpatient Hospitals — by Provider and Service / by Geography and Service, data year 2024; CMS Medicare Outpatient Hospitals — by Provider and Service / by Geography and Service, data year 2024; CMS Hospital Price Transparency Enforcement Activities and Outcomes, July 2026. Checked 2026-10-24. Methodology.