Washington / Island Hospital
CMS certification 500007 · Anacortes, WA · 2 entries in CMS's price-transparency list
Island Hospital: charges and Medicare payments
Island Hospital reported 285 Medicare inpatient stays across 14 DRGs in 2024. Across them it charged 2.04 times what it was paid — among the lower ratios in Washington, number 43 of 43 hospitals with at least 100 stays (state median 4.37×, national 4.15×). Its most frequent stay was DRG 871, Septicemia or Severe Sepsis without MV >96 Hours with MCC: 59 stays at an average charge of $31,039, 66% below the national average. It also billed 1,211 outpatient services, charging 4.11 times what Medicare paid.
- 1Medicare inpatient stays 285
- 2Charge ÷ paid, inpatient 2.04×
- 3Rank in WA (highest ratio = 1) 43 of 43
- 4CMS price-transparency actions 2
Inpatient stays
For the 14 DRGs that can be compared with the national average, Island Hospital charged more than the national average in 0 (0%). 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 | 59 | $31,039 | -66% | $17,046 |
| 455 Combined Anterior and Posterior Spinal Fusion without CC/MCC | 35 | $71,058 | -65% | $39,642 |
| 291 Heart Failure and Shock with MCC | 31 | $19,871 | -65% | $11,010 |
| 193 Simple Pneumonia and Pleurisy with MCC | 21 | $23,006 | -62% | $11,649 |
| 177 Respiratory Infections and Inflammations with MCC | 20 | $22,044 | -69% | $14,572 |
| 378 Gastrointestinal Hemorrhage with CC | 16 | $19,310 | -60% | $8,752 |
| 689 Kidney and Urinary Tract Infections with MCC | 16 | $22,399 | -56% | $10,106 |
| 522 Hip Replacement with Principal Diagnosis of Hip Fracture... | 15 | $54,002 | -47% | $21,239 |
| 468 Revision of Hip or Knee Replacement without CC/MCC | 13 | $71,059 | -43% | $23,218 |
| 389 Gastrointestinal Obstruction with CC | 12 | $19,071 | -51% | $7,182 |
| 470 Major Hip and Knee Joint Replacement or Reattachment of... | 12 | $56,080 | -40% | $16,549 |
| 483 Major Joint or Limb Reattachment Procedures of Upper... | 12 | $60,661 | -52% | $21,845 |
| 872 Septicemia or Severe Sepsis without MV >96 Hours without MCC | 12 | $17,517 | -64% | $9,255 |
| 454 Combined Anterior and Posterior Spinal Fusion with CC | 11 | $89,850 | -68% | $53,930 |
Outpatient services
Against the Washington average
For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), Island Hospital charged $31,039 on average, 61% less than the Washington average of $78,715, and was paid $17,046 against a state average of $18,304. For Combined Anterior and Posterior Spinal Fusion without CC/MCC (DRG 455), Island Hospital charged $71,058 on average, 59% less than the Washington average of $171,775, and was paid $39,642 against a state average of $43,466. For Heart Failure and Shock with MCC (DRG 291), Island Hospital charged $19,871 on average, 63% less than the Washington average of $53,424, and was paid $11,010 against a state average of $12,124. For Simple Pneumonia and Pleurisy with MCC (DRG 193), Island Hospital charged $23,006 on average, 58% less than the Washington average of $54,278, and was paid $11,649 against a state average of $12,466. For Level 2 Urology and Related Services (outpatient APC 5372), its average charge of $1,398 was 26% below the state average of $1,884. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $12,674 was 43% below the state average of $22,427. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $43,713 was 37% below the state average of $69,838. For Level 1 Nerve Procedures (outpatient APC 5431), its average charge of $7,426 was 36% below the state average of $11,648.
Price-transparency record
CMS's enforcement list records these actions for a hospital named Island Hospital in Anacortes, WA, under the federal hospital price-transparency rule (45 CFR part 180), which requires hospitals to post their standard charges online:
- Warning Notice — 2026-02-19 (CMS case 7047)
- Closure Notice — 2026-05-21 (CMS case 7047)
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.