Louisiana / Our Lady of the Lake Surgical Hospital
CMS certification 190270 · Slidell, LA · 3 entries in CMS's price-transparency list
Our Lady of the Lake Surgical Hospital: charges and Medicare payments
Our Lady of the Lake Surgical Hospital reported 23 Medicare inpatient stays across 2 DRGs in 2024. Across them it charged 8.26 times what it was paid. Its most frequent stay was DRG 473, Cervical Spinal Fusion without CC/MCC: 12 stays at an average charge of $139,121, 21% above the national average. It also billed 362 outpatient services, charging 10.31 times what Medicare paid.
- 1Medicare inpatient stays 23
- 2Charge ÷ paid, inpatient 8.26×
- 3Rank in LA (highest ratio = 1) –
- 4CMS price-transparency actions 3
Inpatient stays
For the 2 DRGs that can be compared with the national average, Our Lady of the Lake Surgical Hospital charged more than the national average in 2 (100%). Payments follow Medicare's rates, so they usually vary far less than charges.
| DRG | Stays | Avg charge | vs US | Avg paid |
|---|---|---|---|---|
| 473 Cervical Spinal Fusion without CC/MCC | 12 | $139,121 | +21% | $15,274 |
| 460 Spinal Fusion except Cervical without MCC | 11 | $192,269 | +13% | $24,980 |
Outpatient services
| Service (APC) | Services | Avg charge | Medicare allowed |
|---|---|---|---|
| Level 1 Intraocular Procedures | 104 | $14,741 | $1,974 |
| Level 1 Nerve Procedures | 85 | $17,080 | $1,535 |
| Level 5 Musculoskeletal Procedures | 42 | $97,161 | $11,135 |
| Level 4 Musculoskeletal Procedures | 20 | $85,780 | $5,818 |
| Level 2 Musculoskeletal Procedures | 19 | $22,426 | $1,309 |
| Level 3 Musculoskeletal Procedures | 19 | $34,871 | $2,742 |
| Level 4 Urology and Related Services | 14 | $25,529 | $2,786 |
| Level 6 Musculoskeletal Procedures | 13 | $108,609 | $15,754 |
| Level 2 Laparoscopy and Related Services | 13 | $60,623 | $8,716 |
| Level 1 Laparoscopy and Related Services | 11 | $44,160 | $4,544 |
| Level 5 Neurostimulator and Related Procedures | 11 | $153,876 | $23,999 |
| Level 2 Intraocular Procedures | 11 | $19,529 | $3,444 |
Against the Louisiana average
For Cervical Spinal Fusion without CC/MCC (DRG 473), Our Lady of the Lake Surgical Hospital charged $139,121 on average, 55% more than the Louisiana average of $89,770, and was paid $15,274 against a state average of $16,484. For Spinal Fusion except Cervical without MCC (DRG 460), Our Lady of the Lake Surgical Hospital charged $192,269 on average, 28% more than the Louisiana average of $150,620, and was paid $24,980 against a state average of $27,371. For Level 1 Intraocular Procedures (outpatient APC 5491), its average charge of $14,741 was 5% above the state average of $14,054. For Level 1 Nerve Procedures (outpatient APC 5431), its average charge of $17,080 was 45% above the state average of $11,748. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $97,161 was 53% above the state average of $63,573. For Level 4 Musculoskeletal Procedures (outpatient APC 5114), its average charge of $85,780 was 101% above the state average of $42,639.
Price-transparency record
CMS's enforcement list records these actions for a hospital named Our Lady of the Lake Surgical Hospital in Slidell, LA, under the federal hospital price-transparency rule (45 CFR part 180), which requires hospitals to post their standard charges online:
- Warning Notice — 2024-09-18 (CMS case 2641)
- CAP Request — 2024-12-26 (CMS case 2641)
- Closure Notice — 2025-01-17 (CMS case 2641)
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.