Tennessee / Tristar Stonecrest Medical Center
CMS certification 440227 · Smyrna, TN · 2 entries in CMS's price-transparency list
Tristar Stonecrest Medical Center: charges and Medicare payments
Tristar Stonecrest Medical Center reported 424 Medicare inpatient stays across 18 DRGs in 2024. Across them it charged 6 times what it was paid — among the higher ratios in Tennessee, number 16 of 65 hospitals with at least 100 stays (state median 4.42×, national 4.15×). Its most frequent stay was DRG 871, Septicemia or Severe Sepsis without MV >96 Hours with MCC: 93 stays at an average charge of $97,144, 8% above the national average. It also billed 713 outpatient services, charging 10.97 times what Medicare paid.
- 1Medicare inpatient stays 424
- 2Charge ÷ paid, inpatient 6×
- 3Rank in TN (highest ratio = 1) 16 of 65
- 4CMS price-transparency actions 2
Inpatient stays
For the 18 DRGs that can be compared with the national average, Tristar Stonecrest Medical Center charged more than the national average in 12 (67%). 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 | 93 | $97,144 | +8% | $15,918 |
| 291 Heart Failure and Shock with MCC | 44 | $75,160 | +33% | $10,084 |
| 640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and... | 41 | $53,383 | -11% | $10,480 |
| 193 Simple Pneumonia and Pleurisy with MCC | 28 | $79,008 | +32% | $10,056 |
| 470 Major Hip and Knee Joint Replacement or Reattachment of... | 25 | $112,562 | +21% | $13,901 |
| 682 Renal Failure with MCC | 23 | $73,445 | +11% | $10,752 |
| 455 Combined Anterior and Posterior Spinal Fusion without CC/MCC | 19 | $203,576 | 0% | $36,810 |
| 460 Spinal Fusion except Cervical without MCC | 17 | $158,178 | -7% | $36,413 |
| 472 Cervical Spinal Fusion with CC | 17 | $140,680 | -2% | $21,149 |
| 177 Respiratory Infections and Inflammations with MCC | 15 | $79,944 | +13% | $12,062 |
| 683 Renal Failure with CC | 14 | $56,099 | +38% | $7,681 |
| 872 Septicemia or Severe Sepsis without MV >96 Hours without MCC | 14 | $62,009 | +26% | $8,123 |
| 189 Pulmonary Edema and Respiratory Failure | 13 | $69,236 | +20% | $11,717 |
| 280 Acute Myocardial Infarction, Discharged Alive with MCC | 13 | $81,252 | +7% | $13,804 |
| 392 Esophagitis, Gastroenteritis and Miscellaneous Digestive... | 13 | $44,290 | +10% | $6,872 |
| 690 Kidney and Urinary Tract Infections without MCC | 13 | $49,702 | +31% | $7,474 |
| 065 Intracranial Hemorrhage or Cerebral Infarction with CC or... | 11 | $53,004 | -5% | $9,269 |
| 454 Combined Anterior and Posterior Spinal Fusion with CC | 11 | $188,334 | -33% | $50,117 |
Outpatient services
| Service (APC) | Services | Avg charge | Medicare allowed |
|---|---|---|---|
| Level 5 Musculoskeletal Procedures | 256 | $97,251 | $11,136 |
| Comprehensive Observation Services | 116 | $23,509 | $2,329 |
| Level 2 Upper GI Procedures | 52 | $24,227 | $1,589 |
| Level 6 Musculoskeletal Procedures | 49 | $131,593 | $15,533 |
| Level 4 Musculoskeletal Procedures | 48 | $58,488 | $6,061 |
| Level 5 Urology and Related Services | 34 | $47,026 | $4,145 |
| Level 2 Excision/ Biopsy/ Incision and Drainage | 33 | $12,698 | $1,370 |
| Level 6 Urology and Related Services | 27 | $72,111 | $7,937 |
| Level 1 Laparoscopy and Related Services | 26 | $50,747 | $4,971 |
| Level 1 Endovascular Procedures | 20 | $41,750 | $2,711 |
| Level 3 Musculoskeletal Procedures | 16 | $31,533 | $2,678 |
| Level 4 Urology and Related Services | 13 | $35,895 | $3,003 |
| Level 3 Vascular Procedures | 12 | $23,887 | $2,746 |
| Level 2 Laparoscopy and Related Services | 11 | $103,269 | $8,865 |
Against the Tennessee average
For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), Tristar Stonecrest Medical Center charged $97,144 on average, 38% more than the Tennessee average of $70,379, and was paid $15,918 against a state average of $15,065. For Heart Failure and Shock with MCC (DRG 291), Tristar Stonecrest Medical Center charged $75,160 on average, 63% more than the Tennessee average of $46,128, and was paid $10,084 against a state average of $10,346. For Miscellaneous Disorders of Nutrition, Metabolism, Fluids and Electrolytes with MCC (DRG 640), Tristar Stonecrest Medical Center charged $53,383 on average, 9% more than the Tennessee average of $48,943, and was paid $10,480 against a state average of $10,825. For Simple Pneumonia and Pleurisy with MCC (DRG 193), Tristar Stonecrest Medical Center charged $79,008 on average, 64% more than the Tennessee average of $48,160, and was paid $10,056 against a state average of $10,379. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $97,251 was 48% above the state average of $65,840. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $23,509 was 18% above the state average of $19,917. For Level 2 Upper GI Procedures (outpatient APC 5302), its average charge of $24,227 was 114% above the state average of $11,319. For Level 6 Musculoskeletal Procedures (outpatient APC 5116), its average charge of $131,593 was 47% above the state average of $89,455.
Price-transparency record
CMS's enforcement list records these actions for a hospital named Tristar Stonecrest Medical Center in Smyrna, TN, under the federal hospital price-transparency rule (45 CFR part 180), which requires hospitals to post their standard charges online:
- Met Requirements — 2024-01-31 (CMS case 1870)
- Met Requirements — 2025-05-07 (CMS case 4351)
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.