California / Los Robles Hospital & Medical Center

CMS certification 050549 · Thousand Oaks, CA

Los Robles Hospital & Medical Center: charges and Medicare payments

Los Robles Hospital & Medical Center reported 5,061 Medicare inpatient stays across 136 DRGs in 2024. Across them it charged 12.82 times what it was paid — among the higher ratios in California, number 9 of 247 hospitals with at least 100 stays (state median 5.18×, national 4.15×). Its most frequent stay was DRG 871, Septicemia or Severe Sepsis without MV >96 Hours with MCC: 623 stays at an average charge of $273,364, 203% above the national average. It also billed 3,350 outpatient services, charging 19.26 times what Medicare paid.

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  1. 1Medicare inpatient stays 5,061
  2. 2Charge ÷ paid, inpatient 12.82×
  3. 3Rank in CA (highest ratio = 1) 9 of 247
  4. 4CMS price-transparency actions 0
DRG 871$273,364DRG 274$690,703DRG 291$156,226DRG 872$123,227DRG 177$240,914DRG 193$202,466DRG 392$96,455DRG 470$281,248DRG 690$102,783DRG 189$267,668
Average charge per stay at Los Robles Hospital & Medical Center, its 10 most frequent DRGs, bars to scale. Source: CMS DY2024.

Inpatient stays

For the 136 DRGs that can be compared with the national average, Los Robles Hospital & Medical Center charged more than the national average in 136 (100%). Payments follow Medicare's rates, so they usually vary far less than charges.

DRGStaysAvg chargevs USAvg paid
871 Septicemia or Severe Sepsis without MV >96 Hours with MCC623$273,364+203%$20,899
274 Percutaneous and Other Intracardiac Procedures without MCC145$690,703+341%$35,312
291 Heart Failure and Shock with MCC145$156,226+177%$13,231
872 Septicemia or Severe Sepsis without MV >96 Hours without MCC136$123,227+151%$11,996
177 Respiratory Infections and Inflammations with MCC115$240,914+241%$17,305
193 Simple Pneumonia and Pleurisy with MCC111$202,466+239%$14,878
392 Esophagitis, Gastroenteritis and Miscellaneous Digestive...105$96,455+140%$8,282
470 Major Hip and Knee Joint Replacement or Reattachment of...104$281,248+202%$19,960
690 Kidney and Urinary Tract Infections without MCC99$102,783+172%$8,828
189 Pulmonary Edema and Respiratory Failure89$267,668+365%$18,266
552 Medical Back Problems without MCC89$111,246+128%$10,199
312 Syncope and Collapse87$109,281+140%$9,128
267 Endovascular Cardiac Valve Replacement and Supplement...85$892,045+303%$50,268
682 Renal Failure with MCC84$157,606+139%$16,162
698 Other Kidney and Urinary Tract Diagnoses with MCC80$189,230+158%$18,059
064 Intracranial Hemorrhage or Cerebral Infarction with MCC72$303,232+204%$24,268
683 Renal Failure with CC72$113,955+180%$11,002
853 Infectious and Parasitic Diseases with O.R. Procedures with...71$667,073+191%$63,529
689 Kidney and Urinary Tract Infections with MCC65$119,246+132%$12,476
640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...62$150,109+149%$13,873
309 Cardiac Arrhythmia and Conduction Disorders with CC59$106,651+195%$8,644
481 Hip and Femur Procedures except Major Joint with CC53$293,127+191%$21,242
811 Red Blood Cell Disorders with MCC51$159,848+135%$14,548
065 Intracranial Hemorrhage or Cerebral Infarction with CC or...48$140,456+152%$10,433
280 Acute Myocardial Infarction, Discharged Alive with MCC47$221,848+193%$17,497
522 Hip Replacement with Principal Diagnosis of Hip Fracture...45$318,692+211%$20,956
069 Transient Ischemia without Thrombolytic44$117,214+132%$8,389
454 Combined Anterior and Posterior Spinal Fusion with CC43$938,126+235%$67,145
322 Percutaneous Cardiovascular Procedures with Intraluminal...42$244,389+113%$27,940
641 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...42$105,538+185%$8,594
884 Organic Disturbances and Intellectual Disability42$147,655+137%$18,309
377 Gastrointestinal Hemorrhage with MCC40$222,071+160%$19,168
389 Gastrointestinal Obstruction with CC40$108,406+178%$8,991
101 Seizures without MCC39$119,479+145%$9,516
603 Cellulitis without MCC38$88,526+137%$9,573
699 Other Kidney and Urinary Tract Diagnoses with CC37$108,003+127%$10,212
329 Major Small and Large Bowel Procedures with MCC36$567,081+164%$46,848
313 Chest Pain35$74,547+87%$8,325
394 Other Digestive System Diagnoses with CC35$118,060+151%$12,379
536 Fractures of Hip and Pelvis without MCC35$90,053+139%$9,739
305 Hypertension without MCC32$80,124+100%$7,891
563 Fracture, Sprain, Strain and Dislocation except Femur, Hip,...32$103,014+142%$9,101
149 Dysequilibrium31$90,960+105%$7,806
300 Peripheral Vascular Disorders with CC31$144,661+193%$11,058
310 Cardiac Arrhythmia and Conduction Disorders without CC/MCC31$76,677+167%$5,769
057 Degenerative Nervous System Disorders without MCC30$135,108+139%$13,902
266 Endovascular Cardiac Valve Replacement and Supplement...30$1,003,521+252%$64,019
378 Gastrointestinal Hemorrhage with CC30$118,963+145%$10,121
208 Respiratory System Diagnosis with Ventilator Support <=96...29$442,247+226%$38,362
299 Peripheral Vascular Disorders with MCC29$180,856+141%$16,026
330 Major Small and Large Bowel Procedures with CC29$371,869+212%$24,328
100 Seizures with MCC28$232,737+147%$18,848
194 Simple Pneumonia and Pleurisy with CC27$114,462+198%$8,584
308 Cardiac Arrhythmia and Conduction Disorders with MCC27$153,801+172%$12,434
455 Combined Anterior and Posterior Spinal Fusion without CC/MCC27$842,283+315%$59,901
321 Percutaneous Cardiovascular Procedures with Intraluminal...26$495,682+203%$35,312
551 Medical Back Problems with MCC26$179,944+129%$16,901
812 Red Blood Cell Disorders without MCC26$93,573+111%$10,279
243 Permanent Cardiac Pacemaker Implant with CC25$300,363+170%$25,767
281 Acute Myocardial Infarction, Discharged Alive with CC25$144,710+187%$11,863

Showing the 60 most frequent of 136 DRGs.

Outpatient services

Against the California average

For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), Los Robles Hospital & Medical Center charged $273,364 on average, 91% more than the California average of $143,063, and was paid $20,899 against a state average of $23,020. For Percutaneous and Other Intracardiac Procedures without MCC (DRG 274), Los Robles Hospital & Medical Center charged $690,703 on average, 244% more than the California average of $200,964, and was paid $35,312 against a state average of $35,770. For Heart Failure and Shock with MCC (DRG 291), Los Robles Hospital & Medical Center charged $156,226 on average, 55% more than the California average of $100,739, and was paid $13,231 against a state average of $15,556. For Septicemia or Severe Sepsis without MV >96 Hours without MCC (DRG 872), Los Robles Hospital & Medical Center charged $123,227 on average, 62% more than the California average of $76,120, and was paid $11,996 against a state average of $12,552. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $64,938 was 56% above the state average of $41,628. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $244,959 was 124% above the state average of $109,149. For Level 3 Electrophysiologic Procedures (outpatient APC 5213), its average charge of $526,935 was 157% above the state average of $205,167. For Level 1 Endovascular Procedures (outpatient APC 5191), its average charge of $84,172 was 108% above the state average of $40,544.

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.