Upper Endoscopy (EGD, with biopsy) at SSM Health St. Joseph Hospital - Lake Saint Louis

100 Medical Plaza, Lake Saint Louis, MO · SSM Health · · NPI 1871665380

Source: hospital's published price file ↗ · Published Apr 1, 2026 · Ingested Sep 10, 2026

$1,370.05

Cash price

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Discounted cash price

What a hospital charges a self-pay patient who pays directly, without going through insurance — usually well below the gross charge.

Example: A CT scan has a $3,200 gross charge but an $850 discounted cash price. Ask for it by name when scheduling — hospitals don't always advertise it up front.

Full explanation →

What you pay up front if you don't use insurance.

$2,491.00

Gross charge

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Gross charge (chargemaster price)

The hospital's full, undiscounted list price — pulled from its internal "chargemaster" price list. Almost no one actually pays this.

Example: A chest X-ray has a gross charge of $1,450. The same hospital's discounted cash price for the same X-ray is $180 — the gross charge mostly anchors negotiations, not what patients pay.

Full explanation →

The hospital's undiscounted list price — almost no one pays this.

$158.89 with BCBS vs $3,213.00 with Aetna — same scan, same building. Share

Negotiated rates by payer
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Negotiated rate

The price a specific insurance plan agreed to pay the hospital for a service — it varies by insurer, and even by plan within the same insurer.

Example: The same knee MRI has a negotiated rate of $904 with one insurer's PPO plan and $1,509 with another's — identical hospital, identical scan.

Full explanation →

Payer
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Payer

The insurance company footing the bill — Aetna, UnitedHealthcare, Medicare, and so on.

Example: "Blue Cross Blue Shield" is the payer. Its negotiated rate for an MRI might be $904, while a different payer's negotiated rate for the same scan is $1,509.

Full explanation →
Plan
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Plan

The specific product an insurer sells — e.g. "Blue Cross PPO 500" — which sets your deductible, coinsurance and negotiated rates.

Example: Two people both insured by Aetna can owe very different amounts for the same MRI: $50 with an HMO plan's flat copay, or the full $1,200 toward a high-deductible PPO plan's unmet deductible.

Full explanation →
Negotiated rate vs. cash
BCBS Anthem Pathway Exchange $158.89 ↓ -88%
BCBS Anthem Blue Access Choice PPO $163.27 ↓ -88%
BCBS Anthem Blue Preferred HMO/POS $164.05 ↓ -88%
BCBS Anthem Blue Access PPO $176.94 ↓ -87%
Aetna Medicare Managed Care Plan $908.45 ↓ -34%
Aetna Gold Advantage Medicare Managed Care Plan $917.53 ↓ -33%
UnitedHealthCare Medicare Managed Care Plan $921.89 ↓ -33%
BCBS Anthem Medicare Managed Care Plan $922.08 ↓ -33%
Humana Medicare Managed Care Plan $923.89 ↓ -33%
Aetna Advantra Medicare Managed Care Plan $940.25 ↓ -31%
Oscar Exchange $1,090.14 ↓ -20%
Ambetter Exchange $1,568.00 ↑ +14%
Healthlink Employers Choice All Commercial Plans $1,628.00 ↑ +19%
Aetna Carelink Other Commercial Plan $1,944.00 ↑ +42%
UnitedHealthCare All Commercial Plans $2,363.00 ↑ +72%
UnitedHealthCare St. Louis University Employee $2,371.00 ↑ +73%
Cigna OAP Other Commercial Plan $2,680.00 ↑ +96%
Healthlink HMO $2,709.00 ↑ +98%
UnitedHealthCare Options PPO $2,783.00 ↑ +103%
Aetna NBD Other Commercial Plan $2,835.00 ↑ +107%
Aetna All Commercial Plans $3,213.00 ↑ +135%

Visitor-reported prices

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Upper Endoscopy (EGD, with biopsy) at other Missouri hospitals

Hospital City Cash price Negotiated range
SSM Health DePaul Hospital - St. Louis Bridgeton $1,370.05 $158.89 – $2,680.00
SSM Health Saint Louis University Hospital Saint Louis $1,361.25 $182.44 – $2,544.00
SSM Health St. Joseph Hospital- Wentzville Wentzville $1,370.05 $158.89 – $2,680.00
SSM Health St. Joseph Hospital - St. Charles Saint Charles $1,370.05 $158.89 – $2,680.00
SSM Health St. Mary's Hospital - St. Louis Richmond Heights $1,370.05 $158.89 – $2,680.00
Mercy Hospital Aurora Aurora $3,435.05 $118.87 – $784.14
Mercy Hospital Lincoln Troy $5,858.64 $116.61 – $799.25
Mercy Hospital Carthage Carthage $3,549.81 $139.26 – $1,853.26

All Missouri hospitals for this procedure →