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ST LUKES HOSPITAL

CHESTERFIELD, MO 63017 · Acute Care Hospitals

122 procedures with CMS pricing data · Source: CMS IPPS Provider Summary, FY2024

By BillRazor Research · Last updated March 27, 2026 · Methodology

Procedures Analyzed

122

With CMS pricing data

Avg Charge-to-Medicare Ratio

4.8x

Chargemaster ÷ Medicare

CMS Quality Rating

Patient experience & outcomes

Hospital Type

Acute Care Hospitals

Voluntary non-profit - Private

Above 90th Percentile

0%

Compared to MO hospitals

Understanding Your Costs

When you receive a bill from ST LUKES HOSPITAL, you are typically seeing the hospital's “chargemaster” rate — its published list price for each service. According to CMS data, ST LUKES HOSPITAL lists chargemaster rates that average 4.8x the corresponding Medicare reimbursement amount across 122 procedures with publicly available pricing data (Source: CMS IPPS Provider Summary, FY2024).

The median hospital in MO has a chargemaster-to-Medicare ratio of 4.8x, with ratios across the state ranging from 0.9x to 12.7x. At 4.8x, this facility’s average ratio is above the state median. 62 hospitals in MO report pricing data to CMS (Source: CMS IPPS Provider Summary).

The procedure with the largest gap between the listed price and Medicare reimbursement at ST LUKES HOSPITAL is Headaches without Major Complications (DRG 103). The listed chargemaster rate is $30,097, while Medicare reimburses $2,544 for the same procedure — a ratio of 11.8x (Source: CMS IPPS Provider Summary, FY2024).

What does this actually mean for your bill? Chargemaster rates are rarely what patients pay. If you have insurance, your insurer has negotiated a separate rate — often 40–60% less than the listed price. If you are uninsured, you may be able to negotiate directly with the hospital or request financial assistance. The chargemaster-to-Medicare ratio is a useful reference point for understanding listed pricing, but it does not represent what most patients will owe out of pocket.

ST LUKES HOSPITAL is a voluntary non-profit - private acute care hospitals facility with a CMS quality rating of 4/5 stars. Note: CMS quality ratings measure patient outcomes and experience, not pricing. A hospital with high listed prices may provide excellent care, and pricing data alone should not be used to evaluate the quality of a healthcare provider.

Listed Chargemaster Rates vs Medicare Reimbursement — Top Procedures by Ratio

Listed Chargemaster Rate Medicare Reimbursement

Source: CMS IPPS Provider Summary, FY2024. Chargemaster rates are list prices and may not reflect actual patient costs.

Procedure Pricing Lookup

Search for a specific procedure or DRG code to see listed chargemaster rates and Medicare reimbursement amounts.

ProcedureDRGListed ChargeMedicare Reimb.RatioState Position
Headaches without Major Complications103$30,097$2,54411.8x
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Cardiac Arrhythmia and Conduction Disorders without Complications310$21,115$2,1589.8x
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Bronchitis and Asthma with Complications or Comorbidities202$41,546$5,1958.0x
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Gastrointestinal Obstruction without Complications390$17,545$2,3407.5x
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Circulatory Disorders Except Ami, with Cardiac Catheterization without Major Complications287$40,008$5,5827.2x
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Acute Myocardial Infarction, Discharged Alive with Complications281$33,311$4,6867.1x
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Chronic Obstructive Pulmonary Disease with Major Complications or Comorbidities190$42,861$6,1637.0x
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Transient Ischemia without Thrombolytic069$29,297$4,4126.6x
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Gastrointestinal Obstruction with Complications389$25,779$3,9406.5x
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Fracture, Sprain, Strain and Dislocation Except Femur, Hip, Pelvis and Thigh without Major Complications563$30,163$4,6366.5x
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Other Circulatory System Diagnoses with Complications315$27,324$4,3336.3x
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Dysequilibrium149$23,996$3,8126.3x
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Cardiac Arrhythmia and Conduction Disorders with Complications309$23,358$3,7366.3x
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Percutaneous Cardiovascular Procedures with Drug-Eluting Stent without Major Complications247$67,720$11,2926.0x
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Chronic Obstructive Pulmonary Disease with Complications191$28,637$4,7806.0x
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Other Circulatory System Diagnoses with Major Complications or Comorbidities314$75,102$12,6695.9x
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Percutaneous Cardiovascular Procedures with Intraluminal Device without Major Complications322$64,289$11,0105.8x
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Other Digestive System Diagnoses with Major Complications or Comorbidities393$59,011$10,3765.7x
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Septicemia or Severe Sepsis without Mechanical Ventilation over 96 Hours without Major Complications872$31,973$5,6845.6x
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Pulmonary Embolism with Major Complications or Comorbidities or Acute Cor Pulmonale175$45,713$8,1615.6x
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Simple Pneumonia and Pleurisy with Complications194$23,820$4,3225.5x
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Hypertension without Major Complications305$18,890$3,5065.4x
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Seizures without Major Complications101$22,101$4,1115.4x
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Seizures with Major Complications or Comorbidities100$71,847$13,3925.4x
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Chest Pain313$20,712$3,8665.4x
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Renal Failure with Complications683$26,235$4,8965.4x
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Simple Pneumonia and Pleurisy with Major Complications or Comorbidities193$40,913$7,6475.3x
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Syncope and Collapse312$25,376$4,8095.3x
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Major Small and Large Bowel Procedures with Major Complications or Comorbidities329$177,063$33,6305.3x
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Coagulation Disorders813$61,436$11,7615.2x
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Acute Myocardial Infarction, Discharged Alive with Major Complications or Comorbidities280$50,063$9,6115.2x
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Percutaneous Cardiovascular Procedures with Drug-Eluting Stent with Major Complications or Comorbidities or 4 or More Arteries O246$102,755$19,7565.2x
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Kidney and Urinary Tract Infections without Major Complications690$20,911$4,0325.2x
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Laparoscopic Cholecystectomy without C.D.E. with Complications418$53,891$10,4235.2x
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Esophagitis, Gastroenteritis and Miscellaneous Digestive Disorders without Major Complications392$20,906$4,0465.2x
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Red Blood Cell Disorders without Major Complications812$26,094$5,0545.2x
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Miscellaneous Disorders of Nutrition, Metabolism, Fluids and Electrolytes without Major Complications641$20,924$4,1095.1x
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Laparoscopic Cholecystectomy without C.D.E. without Complications419$37,145$7,3465.1x
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Major Gastrointestinal Disorders and Peritoneal Infections with Complications372$30,273$5,9785.1x
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Coronary Bypass with Cardiac Catheterization or Open Ablation without Major Complications234$138,747$27,4525.0x
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Bone Diseases and Arthropathies without Major Complications554$21,142$4,2105.0x
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Pulmonary Edema and Respiratory Failure189$34,084$6,8815.0x
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Nonspecific Cerebrovascular Disorders with Major Complications or Comorbidities070$44,360$9,0054.9x
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Septicemia or Severe Sepsis with Mechanical Ventilation over 96 Hours870$251,726$51,1474.9x
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Coronary Bypass without Cardiac Catheterization with Major Complications or Comorbidities235$175,685$35,8034.9x
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Gastrointestinal Hemorrhage with Complications378$27,155$5,5274.9x
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Endocrine Disorders with Complications644$24,517$4,9934.9x
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Coronary Bypass with Cardiac Catheterization or Open Ablation with Major Complications or Comorbidities233$207,859$42,3564.9x
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Fractures of Hip and Pelvis without Major Complications536$18,494$3,7684.9x
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Pulmonary Embolism without Major Complications176$22,355$4,5774.9x
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Showing 50 of 122 procedures

All data from CMS IPPS Provider Summary, FY2024. Chargemaster rates are list prices and may not reflect actual patient costs.

Statewide Context

Charge-to-Medicare ratio range across MO hospitals

0.9x
Median: 4.8x
12.7x
4.8x

62 hospitals in MO report pricing data to CMS. This facility's average ratio of 4.8x places it at the lower-middle range of the state range (Source: CMS IPPS Provider Summary).

What You Can Do

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Request an Itemized Bill

Federal law entitles you to a detailed breakdown of every charge. If you haven't received one, knowing what to ask for is the first step.

Learn how

Check for Common Errors

Research suggests 49-80% of hospital bills contain errors — from duplicate charges to incorrect procedure codes.

How it works

Data: CMS Inpatient Prospective Payment System (IPPS) Provider Summary, FY2024. All data is publicly available under federal law (45 CFR Part 180).

Important: Listed chargemaster rates are not what most insured patients pay. Actual costs depend on your insurance plan's negotiated rates, deductibles, and coverage terms. This information is for educational purposes only and does not constitute medical, legal, or financial advice.

Read our methodology·Report a data error

Frequently Asked Questions About ST LUKES HOSPITAL

How much does ST LUKES HOSPITAL charge compared to Medicare?

According to CMS IPPS data, ST LUKES HOSPITAL's listed chargemaster rates average 4.8x the Medicare reimbursement amount across 122 procedures. Chargemaster rates are list prices and are not what most insured patients pay — actual costs depend on insurance negotiations and coverage terms.

What is the most expensive procedure at ST LUKES HOSPITAL?

The procedure with the highest chargemaster-to-Medicare ratio at ST LUKES HOSPITAL is Headaches without Major Complications (DRG 103), with a listed charge of $30,097 compared to Medicare reimbursement of $2,544 — a ratio of 11.8x. Source: CMS IPPS Provider Summary.

Is ST LUKES HOSPITAL expensive compared to other MO hospitals?

ST LUKES HOSPITAL's average chargemaster-to-Medicare ratio is 4.8x. Ratios vary significantly across MO hospitals. This ratio reflects listed chargemaster prices, not what patients actually pay. CMS quality ratings, which measure patient outcomes and experience, are separate from pricing data.

Where does the pricing data for ST LUKES HOSPITAL come from?

All pricing data comes from the Centers for Medicare & Medicaid Services (CMS) Inpatient Prospective Payment System (IPPS) Provider Summary, published under federal price transparency law (45 CFR Part 180). This data is publicly available and updated annually.

How can I check if my bill from ST LUKES HOSPITAL is correct?

You can upload your bill to BillRazor for a free comparison against publicly available Medicare reimbursement data. Our system analyzes every line item in 60 seconds. Research suggests 49-80% of hospital bills contain errors, including duplicate charges, incorrect procedure codes, and unbundling.

Does ST LUKES HOSPITAL in CHESTERFIELD, MO accept Medicare?

ST LUKES HOSPITAL is included in the CMS IPPS Provider Summary, which covers Medicare-participating hospitals. For specific coverage questions, contact ST LUKES HOSPITAL directly or check with your insurance provider.

Data sourced from CMS IPPS Provider Summary, FY2024. All information is for educational purposes only.