California / John Muir Medical Center - Concord Campus
CMS certification 050496 · Concord, CA · 2 entries in CMS's price-transparency list
John Muir Medical Center - Concord Campus: charges and Medicare payments
John Muir Medical Center - Concord Campus reported 3,621 Medicare inpatient stays across 109 DRGs in 2024. Across them it charged 8.64 times what it was paid — among the higher ratios in California, number 33 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: 335 stays at an average charge of $215,164, 138% above the national average. It also billed 2,902 outpatient services, charging 10.99 times what Medicare paid.
- 1Medicare inpatient stays 3,621
- 2Charge ÷ paid, inpatient 8.64×
- 3Rank in CA (highest ratio = 1) 33 of 247
- 4CMS price-transparency actions 2
Inpatient stays
For the 109 DRGs that can be compared with the national average, John Muir Medical Center - Concord Campus charged more than the national average in 109 (100%). 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 | 335 | $215,164 | +138% | $24,470 |
| 291 Heart Failure and Shock with MCC | 258 | $147,693 | +162% | $15,919 |
| 274 Percutaneous and Other Intracardiac Procedures without MCC | 121 | $242,757 | +55% | $39,775 |
| 872 Septicemia or Severe Sepsis without MV >96 Hours without MCC | 105 | $118,170 | +141% | $12,694 |
| 470 Major Hip and Knee Joint Replacement or Reattachment of... | 104 | $165,833 | +78% | $24,799 |
| 267 Endovascular Cardiac Valve Replacement and Supplement... | 87 | $522,121 | +136% | $61,969 |
| 189 Pulmonary Edema and Respiratory Failure | 79 | $149,631 | +160% | $14,608 |
| 177 Respiratory Infections and Inflammations with MCC | 76 | $182,585 | +159% | $19,651 |
| 683 Renal Failure with CC | 75 | $102,877 | +153% | $11,025 |
| 640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and... | 66 | $141,650 | +135% | $14,753 |
| 698 Other Kidney and Urinary Tract Diagnoses with MCC | 64 | $149,970 | +104% | $18,350 |
| 690 Kidney and Urinary Tract Infections without MCC | 63 | $85,116 | +125% | $10,562 |
| 330 Major Small and Large Bowel Procedures with CC | 61 | $264,864 | +123% | $30,939 |
| 392 Esophagitis, Gastroenteritis and Miscellaneous Digestive... | 59 | $96,038 | +139% | $10,424 |
| 193 Simple Pneumonia and Pleurisy with MCC | 53 | $149,637 | +150% | $15,357 |
| 853 Infectious and Parasitic Diseases with O.R. Procedures with... | 51 | $599,606 | +162% | $67,238 |
| 322 Percutaneous Cardiovascular Procedures with Intraluminal... | 47 | $227,821 | +99% | $21,139 |
| 603 Cellulitis without MCC | 47 | $91,346 | +145% | $11,179 |
| 641 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and... | 46 | $94,008 | +154% | $9,405 |
| 682 Renal Failure with MCC | 46 | $188,084 | +185% | $18,158 |
| 378 Gastrointestinal Hemorrhage with CC | 45 | $103,054 | +112% | $12,280 |
| 280 Acute Myocardial Infarction, Discharged Alive with MCC | 41 | $201,083 | +165% | $24,193 |
| 689 Kidney and Urinary Tract Infections with MCC | 41 | $123,653 | +141% | $14,055 |
| 065 Intracranial Hemorrhage or Cerebral Infarction with CC or... | 37 | $111,749 | +101% | $11,593 |
| 190 Chronic Obstructive Pulmonary Disease with MCC | 35 | $152,358 | +201% | $13,099 |
| 252 Other Vascular Procedures with MCC | 35 | $366,908 | +115% | $45,953 |
| 309 Cardiac Arrhythmia and Conduction Disorders with CC | 35 | $95,738 | +165% | $8,930 |
| 377 Gastrointestinal Hemorrhage with MCC | 33 | $189,754 | +122% | $23,136 |
| 389 Gastrointestinal Obstruction with CC | 33 | $71,686 | +84% | $10,970 |
| 552 Medical Back Problems without MCC | 33 | $89,465 | +83% | $10,783 |
| 314 Other Circulatory System Diagnoses with MCC | 32 | $195,878 | +107% | $24,412 |
| 308 Cardiac Arrhythmia and Conduction Disorders with MCC | 31 | $163,369 | +188% | $14,361 |
| 064 Intracranial Hemorrhage or Cerebral Infarction with MCC | 30 | $221,188 | +121% | $24,481 |
| 178 Respiratory Infections and Inflammations with CC | 28 | $113,699 | +151% | $12,419 |
| 219 Cardiac Valve and Other Major Cardiothoracic Procedures... | 28 | $947,804 | +138% | $106,741 |
| 270 Other Major Cardiovascular Procedures with MCC | 28 | $688,555 | +166% | $75,967 |
| 312 Syncope and Collapse | 28 | $101,407 | +123% | $10,327 |
| 638 Diabetes with CC | 28 | $96,301 | +131% | $11,839 |
| 220 Cardiac Valve and Other Major Cardiothoracic Procedures... | 27 | $690,334 | +150% | $83,005 |
| 253 Other Vascular Procedures with CC | 27 | $290,056 | +120% | $36,776 |
| 629 Other Endocrine, Nutritional and Metabolic O.R. Procedures... | 26 | $213,312 | +108% | $31,101 |
| 236 Coronary Bypass without Cardiac Catheterization without MCC | 24 | $568,649 | +170% | $58,788 |
| 243 Permanent Cardiac Pacemaker Implant with CC | 24 | $215,430 | +94% | $26,439 |
| 266 Endovascular Cardiac Valve Replacement and Supplement... | 24 | $669,720 | +135% | $70,303 |
| 281 Acute Myocardial Infarction, Discharged Alive with CC | 24 | $114,227 | +126% | $10,899 |
| 292 Heart Failure and Shock with CC | 23 | $105,904 | +172% | $12,844 |
| 328 Stomach, Esophageal and Duodenal Procedures without CC/MCC | 23 | $201,346 | +133% | $19,197 |
| 391 Esophagitis, Gastroenteritis and Miscellaneous Digestive... | 23 | $173,936 | +185% | $16,194 |
| 194 Simple Pneumonia and Pleurisy with CC | 22 | $83,923 | +119% | $9,566 |
| 331 Major Small and Large Bowel Procedures without CC/MCC | 22 | $217,577 | +154% | $19,454 |
| 287 Circulatory Disorders except AMI, with Cardiac... | 21 | $110,323 | +73% | $14,464 |
| 321 Percutaneous Cardiovascular Procedures with Intraluminal... | 21 | $337,944 | +106% | $33,783 |
| 039 Extracranial Procedures without CC/MCC | 20 | $121,409 | +90% | $13,353 |
| 202 Bronchitis and Asthma with CC/MCC | 20 | $121,519 | +163% | $10,907 |
| 233 Coronary Bypass with Cardiac Catheterization or Open... | 20 | $1,033,691 | +168% | $95,930 |
| 329 Major Small and Large Bowel Procedures with MCC | 20 | $548,682 | +155% | $59,280 |
| 394 Other Digestive System Diagnoses with CC | 20 | $107,946 | +129% | $11,231 |
| 522 Hip Replacement with Principal Diagnosis of Hip Fracture... | 20 | $223,587 | +119% | $25,211 |
| 481 Hip and Femur Procedures except Major Joint with CC | 19 | $206,473 | +105% | $27,939 |
| 699 Other Kidney and Urinary Tract Diagnoses with CC | 19 | $84,840 | +79% | $11,022 |
Showing the 60 most frequent of 109 DRGs.
Outpatient services
Against the California average
For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), John Muir Medical Center - Concord Campus charged $215,164 on average, 50% more than the California average of $143,063, and was paid $24,470 against a state average of $23,020. For Heart Failure and Shock with MCC (DRG 291), John Muir Medical Center - Concord Campus charged $147,693 on average, 47% more than the California average of $100,739, and was paid $15,919 against a state average of $15,556. For Percutaneous and Other Intracardiac Procedures without MCC (DRG 274), John Muir Medical Center - Concord Campus charged $242,757 on average, 21% more than the California average of $200,964, and was paid $39,775 against a state average of $35,770. For Septicemia or Severe Sepsis without MV >96 Hours without MCC (DRG 872), John Muir Medical Center - Concord Campus charged $118,170 on average, 55% more than the California average of $76,120, and was paid $12,694 against a state average of $12,552. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $67,008 was 61% above the state average of $41,628. For Level 1 Endovascular Procedures (outpatient APC 5191), its average charge of $62,304 was 54% above the state average of $40,544. For Level 3 Electrophysiologic Procedures (outpatient APC 5213), its average charge of $268,817 was 31% above the state average of $205,167. For Level 2 Excision/ Biopsy/ Incision and Drainage (outpatient APC 5072), its average charge of $20,990 was 42% above the state average of $14,749.
Price-transparency record
CMS's enforcement list records these actions for a hospital named John Muir Medical Center - Concord Campus in Concord, CA, under the federal hospital price-transparency rule (45 CFR part 180), which requires hospitals to post their standard charges online:
- CAP Request — 2026-02-19 (CMS case 7051)
- Closure Notice — 2026-05-21 (CMS case 7051)
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.