Tennessee / Tristar Summit Medical Center

CMS certification 440150 · Hermitage, TN · 4 entries in CMS's price-transparency list

Tristar Summit Medical Center: charges and Medicare payments

Tristar Summit Medical Center reported 1,641 Medicare inpatient stays across 57 DRGs in 2024. Across them it charged 8.62 times what it was paid — among the higher ratios in Tennessee, number 6 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: 247 stays at an average charge of $121,843, 35% above the national average. It also billed 1,196 outpatient services, charging 13.88 times what Medicare paid.

1Medicare inpatient stays 1,641
2Charge ÷ paid, inpatient 8.62×
3Rank in TN (highest ratio = 1) 6 of 65
4CMS price-transparency actions 4

Average charge per stay at Tristar Summit Medical Center, its 10 most frequent DRGs, bars to scale. Source: CMS DY2024.

Inpatient stays

For the 57 DRGs that can be compared with the national average, Tristar Summit Medical Center charged more than the national average in 56 (98%). 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	247	$121,843	+35%	$14,830
291 Heart Failure and Shock with MCC	104	$83,671	+48%	$9,486
193 Simple Pneumonia and Pleurisy with MCC	67	$98,365	+65%	$11,070
392 Esophagitis, Gastroenteritis and Miscellaneous Digestive...	63	$61,014	+52%	$7,393
872 Septicemia or Severe Sepsis without MV >96 Hours without MCC	62	$75,093	+53%	$7,908
682 Renal Failure with MCC	57	$94,541	+43%	$11,628
065 Intracranial Hemorrhage or Cerebral Infarction with CC or...	47	$97,438	+75%	$8,548
683 Renal Failure with CC	47	$59,213	+45%	$7,143
853 Infectious and Parasitic Diseases with O.R. Procedures with...	45	$289,434	+26%	$33,363
064 Intracranial Hemorrhage or Cerebral Infarction with MCC	44	$155,762	+56%	$15,010
177 Respiratory Infections and Inflammations with MCC	41	$98,574	+40%	$11,388
690 Kidney and Urinary Tract Infections without MCC	35	$57,035	+51%	$7,012
689 Kidney and Urinary Tract Infections with MCC	34	$80,728	+57%	$9,559
309 Cardiac Arrhythmia and Conduction Disorders with CC	30	$45,453	+26%	$6,640
698 Other Kidney and Urinary Tract Diagnoses with MCC	30	$103,928	+42%	$11,613
189 Pulmonary Edema and Respiratory Failure	29	$82,770	+44%	$9,020
552 Medical Back Problems without MCC	28	$80,903	+66%	$7,760
640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...	28	$72,628	+20%	$9,791
641 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...	26	$60,208	+62%	$6,720
305 Hypertension without MCC	25	$67,164	+67%	$7,218
280 Acute Myocardial Infarction, Discharged Alive with MCC	23	$91,647	+21%	$11,311
312 Syncope and Collapse	23	$63,730	+40%	$6,488
313 Chest Pain	21	$66,362	+66%	$6,118
100 Seizures with MCC	19	$144,983	+54%	$13,166
522 Hip Replacement with Principal Diagnosis of Hip Fracture...	19	$147,029	+44%	$14,294
389 Gastrointestinal Obstruction with CC	18	$70,664	+82%	$6,153
460 Spinal Fusion except Cervical without MCC	18	$150,445	-12%	$24,345
638 Diabetes with CC	18	$54,894	+32%	$6,915
057 Degenerative Nervous System Disorders without MCC	17	$67,224	+19%	$9,332
194 Simple Pneumonia and Pleurisy with CC	17	$65,048	+69%	$12,511
208 Respiratory System Diagnosis with Ventilator Support <=96...	17	$142,310	+5%	$22,374
286 Circulatory Disorders except AMI, with Cardiac...	17	$144,382	+29%	$16,919
854 Infectious and Parasitic Diseases with O.R. Procedures with...	17	$119,649	+22%	$13,814
069 Transient Ischemia without Thrombolytic	16	$81,997	+63%	$6,019
481 Hip and Femur Procedures except Major Joint with CC	16	$127,817	+27%	$14,228
101 Seizures without MCC	15	$75,803	+55%	$8,514
470 Major Hip and Knee Joint Replacement or Reattachment of...	15	$122,156	+31%	$13,158
563 Fracture, Sprain, Strain and Dislocation except Femur, Hip,...	15	$61,526	+44%	$6,686
603 Cellulitis without MCC	15	$79,043	+112%	$7,772
092 Other Disorders of Nervous System with CC	14	$83,046	+61%	$9,007
281 Acute Myocardial Infarction, Discharged Alive with CC	14	$69,150	+37%	$7,707
897 Alcohol, Drug Abuse or Dependence without Rehabilitation...	14	$63,580	+71%	$6,469
310 Cardiac Arrhythmia and Conduction Disorders without CC/MCC	13	$48,276	+68%	$4,442
149 Dysequilibrium	12	$59,565	+34%	$6,622
299 Peripheral Vascular Disorders with MCC	12	$89,474	+19%	$10,953
314 Other Circulatory System Diagnoses with MCC	12	$96,747	+2%	$14,686
391 Esophagitis, Gastroenteritis and Miscellaneous Digestive...	12	$85,010	+39%	$9,160
467 Revision of Hip or Knee Replacement with CC	12	$211,778	+34%	$28,873
637 Diabetes with MCC	12	$79,233	+19%	$11,056
884 Organic Disturbances and Intellectual Disability	12	$73,488	+18%	$10,912
025 Craniotomy and Endovascular Intracranial Procedures with MCC	11	$239,937	+4%	$34,880
066 Intracranial Hemorrhage or Cerebral Infarction without...	11	$81,549	+93%	$6,315
086 Traumatic Stupor and Coma <1 Hour with CC	11	$98,659	+44%	$9,408
287 Circulatory Disorders except AMI, with Cardiac...	11	$111,383	+74%	$8,004
308 Cardiac Arrhythmia and Conduction Disorders with MCC	11	$80,835	+43%	$10,923
394 Other Digestive System Diagnoses with CC	11	$69,321	+47%	$8,719
482 Hip and Femur Procedures except Major Joint without CC/MCC	11	$98,351	+26%	$11,123

Outpatient services

Service (APC)	Services	Avg charge	Medicare allowed
Level 5 Musculoskeletal Procedures	252	$100,433	$10,298
Comprehensive Observation Services	186	$40,892	$2,288
Level 2 Excision/ Biopsy/ Incision and Drainage	110	$17,970	$1,372
Level 1 Endovascular Procedures	78	$51,333	$2,786
Level 5 Urology and Related Services	67	$50,959	$4,369
Level 4 Urology and Related Services	54	$43,534	$3,003
Level 6 Musculoskeletal Procedures	47	$122,920	$14,389
Level 1 Laparoscopy and Related Services	47	$66,770	$4,718
Level 3 Vascular Procedures	42	$38,317	$2,746
Level 4 Musculoskeletal Procedures	40	$77,068	$5,691
Level 3 Urology and Related Services	38	$31,564	$1,755
Level 3 Excision/ Biopsy/ Incision and Drainage	34	$29,854	$2,448
Level 3 Musculoskeletal Procedures	32	$42,842	$2,144
Level 6 Urology and Related Services	30	$84,146	$7,937
Level 2 Laparoscopy and Related Services	27	$103,900	$8,865
Level 1 Breast/Lymphatic Surgery and Related Procedures	21	$46,288	$3,189
Level 2 Vascular Procedures	21	$15,069	$1,380
Level 3 Endovascular Procedures	18	$122,598	$8,750
Level 8 Urology and Related Services	15	$100,571	$17,341
Level 2 Musculoskeletal Procedures	14	$25,530	$1,147
Level 1 Abdominal/Peritoneal/Biliary and Related Procedures	12	$41,011	$2,981
Level 2 Breast/Lymphatic Surgery and Related Procedures	11	$65,965	$5,618

Against the Tennessee average

For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), Tristar Summit Medical Center charged $121,843 on average, 73% more than the Tennessee average of $70,379, and was paid $14,830 against a state average of $15,065. For Heart Failure and Shock with MCC (DRG 291), Tristar Summit Medical Center charged $83,671 on average, 81% more than the Tennessee average of $46,128, and was paid $9,486 against a state average of $10,346. For Simple Pneumonia and Pleurisy with MCC (DRG 193), Tristar Summit Medical Center charged $98,365 on average, 104% more than the Tennessee average of $48,160, and was paid $11,070 against a state average of $10,379. For Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders without MCC (DRG 392), Tristar Summit Medical Center charged $61,014 on average, 77% more than the Tennessee average of $34,402, and was paid $7,393 against a state average of $7,010. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $100,433 was 53% above the state average of $65,840. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $40,892 was 105% above the state average of $19,917. For Level 2 Excision/ Biopsy/ Incision and Drainage (outpatient APC 5072), its average charge of $17,970 was 74% above the state average of $10,318. For Level 1 Endovascular Procedures (outpatient APC 5191), its average charge of $51,333 was 85% above the state average of $27,751.

Price-transparency record

CMS's enforcement list records these actions for a hospital named Tristar Summit Medical Center in Hermitage, TN, under the federal hospital price-transparency rule (45 CFR part 180), which requires hospitals to post their standard charges online:

Warning Notice — 2021-12-01 (CMS case 210)
CAP Request — 2022-10-14 (CMS case 210)
Closure Notice — 2023-07-31 (CMS case 210)
Met Requirements — 2025-05-05 (CMS case 4280)

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.