St Peters Health: charges and Medicare payments

St Peters Health reported 1,190 Medicare inpatient stays across 44 DRGs in 2024. Across them it charged 2.85 times what it was paid — among the lower ratios in Montana, number 7 of 10 hospitals with at least 100 stays (state median 3.38×, national 4.15×). Its most frequent stay was DRG 871, Septicemia or Severe Sepsis without MV >96 Hours with MCC: 143 stays at an average charge of $43,376, 52% below the national average. It also billed 1,762 outpatient services, charging 3.13 times what Medicare paid.

1Medicare inpatient stays 1,190
2Charge ÷ paid, inpatient 2.85×
3Rank in MT (highest ratio = 1) 7 of 10
4CMS price-transparency actions 0

Average charge per stay at St Peters Health, its 10 most frequent DRGs, bars to scale. Source: CMS DY2024.

Inpatient stays

For the 44 DRGs that can be compared with the national average, St Peters Health charged more than the national average in 0 (0%). 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	143	$43,376	-52%	$16,101
193 Simple Pneumonia and Pleurisy with MCC	89	$36,220	-39%	$10,729
291 Heart Failure and Shock with MCC	87	$29,356	-48%	$10,385
177 Respiratory Infections and Inflammations with MCC	62	$35,880	-49%	$13,707
885 Psychoses	58	$17,789	-60%	$10,615
190 Chronic Obstructive Pulmonary Disease with MCC	46	$31,896	-37%	$9,311
872 Septicemia or Severe Sepsis without MV >96 Hours without MCC	37	$24,439	-50%	$7,917
392 Esophagitis, Gastroenteritis and Miscellaneous Digestive...	35	$17,885	-55%	$6,250
641 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...	33	$23,246	-37%	$7,496
683 Renal Failure with CC	29	$21,189	-48%	$6,922
309 Cardiac Arrhythmia and Conduction Disorders with CC	28	$17,806	-51%	$5,795
690 Kidney and Urinary Tract Infections without MCC	28	$20,053	-47%	$6,275
065 Intracranial Hemorrhage or Cerebral Infarction with CC or...	27	$26,009	-53%	$8,034
481 Hip and Femur Procedures except Major Joint with CC	26	$48,998	-51%	$15,855
322 Percutaneous Cardiovascular Procedures with Intraluminal...	23	$60,001	-48%	$14,801
378 Gastrointestinal Hemorrhage with CC	23	$22,831	-53%	$7,729
603 Cellulitis without MCC	23	$20,001	-46%	$6,837
389 Gastrointestinal Obstruction with CC	22	$19,426	-50%	$6,559
682 Renal Failure with MCC	19	$36,625	-44%	$11,578
178 Respiratory Infections and Inflammations with CC	17	$16,953	-63%	$7,638
281 Acute Myocardial Infarction, Discharged Alive with CC	17	$20,898	-59%	$7,043
330 Major Small and Large Bowel Procedures with CC	17	$38,007	-68%	$18,796
552 Medical Back Problems without MCC	17	$31,825	-35%	$8,832
308 Cardiac Arrhythmia and Conduction Disorders with MCC	16	$38,871	-31%	$9,120
470 Major Hip and Knee Joint Replacement or Reattachment of...	16	$39,830	-57%	$14,352
522 Hip Replacement with Principal Diagnosis of Hip Fracture...	16	$51,571	-50%	$17,289
640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...	16	$23,327	-61%	$10,131
948 Signs and Symptoms without MCC	16	$17,908	-53%	$6,247
189 Pulmonary Edema and Respiratory Failure	15	$29,125	-49%	$9,543
310 Cardiac Arrhythmia and Conduction Disorders without CC/MCC	15	$12,823	-55%	$4,507
638 Diabetes with CC	15	$20,149	-52%	$6,973
698 Other Kidney and Urinary Tract Diagnoses with MCC	15	$26,901	-63%	$12,785
390 Gastrointestinal Obstruction without CC/MCC	14	$12,734	-54%	$4,499
057 Degenerative Nervous System Disorders without MCC	13	$42,294	-25%	$12,287
100 Seizures with MCC	13	$38,960	-59%	$15,297
101 Seizures without MCC	13	$19,570	-60%	$7,027
312 Syncope and Collapse	13	$24,743	-46%	$6,980
066 Intracranial Hemorrhage or Cerebral Infarction without...	12	$22,912	-46%	$6,178
064 Intracranial Hemorrhage or Cerebral Infarction with MCC	11	$29,219	-71%	$15,170
071 Other Cerebrovascular Disorders with CC	11	$22,173	-56%	$8,084
305 Hypertension without MCC	11	$18,622	-54%	$5,942
377 Gastrointestinal Hemorrhage with MCC	11	$31,812	-63%	$13,798
699 Other Kidney and Urinary Tract Diagnoses with CC	11	$17,951	-62%	$7,908
853 Infectious and Parasitic Diseases with O.R. Procedures with...	11	$126,554	-45%	$46,243

Outpatient services

Service (APC)	Services	Avg charge	Medicare allowed
Level 5 Musculoskeletal Procedures	279	$28,776	$12,898
Level 2 Urology and Related Services	264	$879	$671
Comprehensive Observation Services	165	$11,261	$2,682
Level 3 Urology and Related Services	158	$3,431	$2,006
Level 2 Excision/ Biopsy/ Incision and Drainage	135	$5,794	$1,575
Level 1 Laparoscopy and Related Services	90	$14,530	$5,681
Level 4 Urology and Related Services	65	$15,011	$3,433
Level 2 Upper GI Procedures	58	$5,364	$1,874
Level 3 Vascular Procedures	54	$11,993	$3,063
Level 2 Musculoskeletal Procedures	40	$4,989	$1,519
Level 1 Nerve Procedures	39	$2,863	$1,901
Level 6 Musculoskeletal Procedures	37	$47,021	$18,308
Level 1 Endovascular Procedures	35	$14,369	$3,214
Level 3 Airway Endoscopy	34	$2,861	$1,671
Level 3 Excision/ Biopsy/ Incision and Drainage	33	$11,088	$2,730
Level 2 Laparoscopy and Related Services	31	$24,164	$9,853
Level 4 Musculoskeletal Procedures	30	$18,860	$7,044
Level 2 Vascular Procedures	28	$6,893	$1,577
Level 5 Urology and Related Services	28	$11,269	$4,950
Level 6 Urology and Related Services	26	$21,807	$9,067
Level 1 Abdominal/Peritoneal/Biliary and Related Procedures	25	$9,685	$3,298
Level 1 Breast/Lymphatic Surgery and Related Procedures	23	$14,952	$3,753
Level 3 ENT Procedures	22	$3,263	$1,502
Level 5 Airway Endoscopy	20	$18,308	$6,202
Level 3 Musculoskeletal Procedures	16	$9,615	$3,187

Against the Montana average

For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), St Peters Health charged $43,376 on average, 2% more than the Montana average of $42,642, and was paid $16,101 against a state average of $15,860. For Simple Pneumonia and Pleurisy with MCC (DRG 193), St Peters Health charged $36,220 on average, 24% more than the Montana average of $29,130, and was paid $10,729 against a state average of $10,599. For Heart Failure and Shock with MCC (DRG 291), St Peters Health charged $29,356 on average, 4% less than the Montana average of $30,559, and was paid $10,385 against a state average of $10,456. For Respiratory Infections and Inflammations with MCC (DRG 177), St Peters Health charged $35,880 on average, 0% less than the Montana average of $35,729, and was paid $13,707 against a state average of $13,317. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $28,776 was 33% below the state average of $42,843. For Level 2 Urology and Related Services (outpatient APC 5372), its average charge of $879 was 22% below the state average of $1,133. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $11,261 was 3% above the state average of $10,951. For Level 3 Urology and Related Services (outpatient APC 5373), its average charge of $3,431 was 23% below the state average of $4,484.

Price-transparency record

No action in CMS's price-transparency enforcement list (July 2026) matches this hospital's exact name, city and state. That can mean CMS has not reviewed it, or that it is listed under a different name.

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.