Louisiana / Our Lady of the Lake Regional Medical Center

CMS certification 190064 · Baton Rouge, LA · 5 entries in CMS's price-transparency list

Our Lady of the Lake Regional Medical Center: charges and Medicare payments

Our Lady of the Lake Regional Medical Center reported 4,118 Medicare inpatient stays across 121 DRGs in 2024. Across them it charged 3.31 times what it was paid — among the lower ratios in Louisiana, number 32 of 46 hospitals with at least 100 stays (state median 4.2×, national 4.15×). Its most frequent stay was DRG 871, Septicemia or Severe Sepsis without MV >96 Hours with MCC: 422 stays at an average charge of $48,973, 46% below the national average. It also billed 4,132 outpatient services, charging 7.58 times what Medicare paid.

1Medicare inpatient stays 4,118
2Charge ÷ paid, inpatient 3.31×
3Rank in LA (highest ratio = 1) 32 of 46
4CMS price-transparency actions 5

Average charge per stay at Our Lady of the Lake Regional Medical Center, its 10 most frequent DRGs, bars to scale. Source: CMS DY2024.

Inpatient stays

For the 121 DRGs that can be compared with the national average, Our Lady of the Lake Regional Medical Center charged more than the national average in 2 (2%). 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	422	$48,973	-46%	$15,907
291 Heart Failure and Shock with MCC	298	$29,130	-48%	$10,922
065 Intracranial Hemorrhage or Cerebral Infarction with CC or...	95	$40,090	-28%	$8,766
683 Renal Failure with CC	87	$23,338	-43%	$8,072
640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...	83	$30,829	-49%	$11,422
872 Septicemia or Severe Sepsis without MV >96 Hours without MCC	82	$30,203	-38%	$9,664
064 Intracranial Hemorrhage or Cerebral Infarction with MCC	79	$68,031	-32%	$16,653
682 Renal Failure with MCC	79	$35,249	-47%	$12,174
177 Respiratory Infections and Inflammations with MCC	74	$35,597	-50%	$13,130
812 Red Blood Cell Disorders without MCC	71	$25,549	-42%	$8,929
853 Infectious and Parasitic Diseases with O.R. Procedures with...	71	$112,265	-51%	$36,683
193 Simple Pneumonia and Pleurisy with MCC	69	$34,433	-42%	$12,005
378 Gastrointestinal Hemorrhage with CC	65	$27,494	-43%	$8,288
698 Other Kidney and Urinary Tract Diagnoses with MCC	65	$49,905	-32%	$14,851
481 Hip and Femur Procedures except Major Joint with CC	58	$56,630	-44%	$16,751
280 Acute Myocardial Infarction, Discharged Alive with MCC	57	$36,323	-52%	$12,853
189 Pulmonary Edema and Respiratory Failure	56	$40,418	-30%	$11,158
641 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...	53	$22,436	-39%	$6,780
689 Kidney and Urinary Tract Infections with MCC	51	$26,752	-48%	$9,630
330 Major Small and Large Bowel Procedures with CC	49	$75,334	-37%	$20,235
274 Percutaneous and Other Intracardiac Procedures without MCC	45	$106,490	-32%	$28,168
267 Endovascular Cardiac Valve Replacement and Supplement...	42	$141,032	-36%	$37,290
522 Hip Replacement with Principal Diagnosis of Hip Fracture...	41	$58,173	-43%	$16,234
690 Kidney and Urinary Tract Infections without MCC	41	$28,020	-26%	$6,999
308 Cardiac Arrhythmia and Conduction Disorders with MCC	40	$25,918	-54%	$10,234
027 Craniotomy and Endovascular Intracranial Procedures without...	39	$60,814	-56%	$19,720
039 Extracranial Procedures without CC/MCC	39	$38,578	-40%	$9,973
603 Cellulitis without MCC	39	$21,061	-44%	$8,737
252 Other Vascular Procedures with MCC	37	$106,809	-37%	$30,390
552 Medical Back Problems without MCC	37	$24,759	-49%	$9,013
194 Simple Pneumonia and Pleurisy with CC	35	$21,418	-44%	$7,938
266 Endovascular Cardiac Valve Replacement and Supplement...	35	$141,949	-50%	$50,071
377 Gastrointestinal Hemorrhage with MCC	34	$39,771	-53%	$14,674
392 Esophagitis, Gastroenteritis and Miscellaneous Digestive...	34	$24,881	-38%	$7,611
236 Coronary Bypass without Cardiac Catheterization without MCC	33	$119,842	-43%	$33,766
190 Chronic Obstructive Pulmonary Disease with MCC	32	$30,265	-40%	$9,699
208 Respiratory System Diagnosis with Ventilator Support <=96...	32	$71,363	-47%	$24,464
086 Traumatic Stupor and Coma <1 Hour with CC	31	$39,099	-43%	$11,657
391 Esophagitis, Gastroenteritis and Miscellaneous Digestive...	31	$35,976	-41%	$11,238
870 Septicemia or Severe Sepsis with MV >96 Hours	31	$138,405	-57%	$49,761
083 Traumatic Stupor and Coma >1 Hour with CC	30	$34,970	-52%	$11,926
309 Cardiac Arrhythmia and Conduction Disorders with CC	30	$19,399	-46%	$6,917
023 Craniotomy with Major Device Implant or Acute Complex Cns...	29	$137,619	-51%	$45,784
026 Craniotomy and Endovascular Intracranial Procedures with CC	29	$88,096	-47%	$24,164
100 Seizures with MCC	29	$53,455	-43%	$16,515
331 Major Small and Large Bowel Procedures without CC/MCC	29	$69,569	-19%	$14,518
164 Major Chest Procedures with CC	27	$73,247	-42%	$23,074
253 Other Vascular Procedures with CC	27	$92,477	-30%	$20,842
472 Cervical Spinal Fusion with CC	27	$78,608	-45%	$24,280
480 Hip and Femur Procedures except Major Joint with MCC	27	$71,313	-49%	$22,273
389 Gastrointestinal Obstruction with CC	26	$21,257	-45%	$8,219
460 Spinal Fusion except Cervical without MCC	26	$102,801	-40%	$31,180
637 Diabetes with MCC	26	$47,762	-28%	$11,917
165 Major Chest Procedures without CC/MCC	25	$59,039	-43%	$16,684
101 Seizures without MCC	24	$32,456	-33%	$8,562
329 Major Small and Large Bowel Procedures with MCC	24	$115,978	-46%	$34,229
163 Major Chest Procedures with MCC	23	$115,462	-45%	$36,210
322 Percutaneous Cardiovascular Procedures with Intraluminal...	23	$118,435	+3%	$22,052
482 Hip and Femur Procedures except Major Joint without CC/MCC	23	$41,186	-47%	$13,554
811 Red Blood Cell Disorders with MCC	23	$46,165	-32%	$12,148

Showing the 60 most frequent of 121 DRGs.

Outpatient services

Service (APC)	Services	Avg charge	Medicare allowed
Comprehensive Observation Services	1,199	$18,430	$2,287
Level 5 Musculoskeletal Procedures	223	$45,300	$10,903
Level 4 Vascular Procedures	220	$32,129	$4,267
Level 1 Endovascular Procedures	202	$27,082	$2,721
Level 2 Excision/ Biopsy/ Incision and Drainage	169	$8,260	$1,364
Level 4 Airway Endoscopy	157	$18,727	$3,118
Level 2 Upper GI Procedures	155	$10,332	$1,590
Level 3 Vascular Procedures	148	$17,993	$2,695
Level 1 Laparoscopy and Related Services	139	$25,137	$4,665
Level 3 Airway Endoscopy	138	$11,459	$1,422
Level 4 Urology and Related Services	130	$28,802	$2,912
Level 3 Electrophysiologic Procedures	115	$114,453	$19,872
Level 3 Endovascular Procedures	99	$71,273	$9,219
Level 3 Urology and Related Services	88	$8,226	$1,691
Level 3 Excision/ Biopsy/ Incision and Drainage	80	$9,035	$2,349
Level 5 Airway Endoscopy	78	$30,385	$5,787
Level 5 Urology and Related Services	75	$14,868	$4,143
Level 3 Pacemaker and Similar Procedures	68	$61,029	$9,025
Level 2 Vascular Procedures	65	$9,845	$1,333
Level 2 Endovascular Procedures	46	$39,991	$4,757
Level 5 ENT Procedures	45	$30,621	$4,952
Level 4 Musculoskeletal Procedures	43	$30,665	$5,937
Level 3 Lower GI Procedures	38	$12,159	$2,225
Level 1 Abdominal/Peritoneal/Biliary and Related Procedures	37	$19,897	$2,799
Level 2 ICD and Similar Procedures	36	$215,008	$27,736

Against the Louisiana average

For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), Our Lady of the Lake Regional Medical Center charged $48,973 on average, 28% less than the Louisiana average of $68,087, and was paid $15,907 against a state average of $14,397. For Heart Failure and Shock with MCC (DRG 291), Our Lady of the Lake Regional Medical Center charged $29,130 on average, 30% less than the Louisiana average of $41,326, and was paid $10,922 against a state average of $9,753. For Intracranial Hemorrhage or Cerebral Infarction with CC or Tpa in 24 Hours (DRG 065), Our Lady of the Lake Regional Medical Center charged $40,090 on average, 5% less than the Louisiana average of $42,183, and was paid $8,766 against a state average of $8,106. For Renal Failure with CC (DRG 683), Our Lady of the Lake Regional Medical Center charged $23,338 on average, 21% less than the Louisiana average of $29,719, and was paid $8,072 against a state average of $7,179. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $18,430 was 14% above the state average of $16,215. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $45,300 was 29% below the state average of $63,573. For Level 4 Vascular Procedures (outpatient APC 5184), its average charge of $32,129 was 22% below the state average of $41,073. For Level 1 Endovascular Procedures (outpatient APC 5191), its average charge of $27,082 was 2% above the state average of $26,600.

Price-transparency record

CMS's enforcement list records these actions for a hospital named Our Lady of the Lake Regional Medical Center in Baton Rouge, LA, under the federal hospital price-transparency rule (45 CFR part 180), which requires hospitals to post their standard charges online:

Warning Notice — 2021-04-19 (CMS case 139)
CAP Request — 2021-09-30 (CMS case 139)
Closure Notice — 2022-01-18 (CMS case 139)
Met Requirements — 2025-03-27 (CMS case 3450)
Met Requirements — 2025-09-10 (CMS case 6531)

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.