Hospital reimbursement

This page provides information for hospitals serving Medicaid clients using the Washington State Medicaid Prospective Payment System (PPS fee-for-service).

Rates and program information

Certified Public Expenditures (CPE)

Disproportionate Share Hospital (DSH) application

Medicaid cost report

Washington Administrative Code (WAC) information

Critical Access Hospitals (CAH)

Interim rates

Additional information

Disproportionate Share Hospital (DSH)


Application and instructions (non-CPE)

Reporting data file (DRDF)

Hospital Safety Net Assessment (HSNA)

Fee-for-service (FFS) payments

Critical Access Hospital (CAH) grant payments

  • SFY2023 (published April 10, 2023)
  • SFY2022 (published March 22, 2022)
  • SFY2021 (published April 19, 2021)
  • SFY2020 (published March 26, 2020)
  • SFY2019 (published February 26, 2019)
  • SFY2018 (published March 26, 2018)
  • SFY2017 (updated June 14, 2017)
  • SFY2016 (published June 21, 2016)

Revised Code of Washington (RCW) information

Inpatient Prospective Payment System (IPPS)

Inpatient provider rates (includes outpatient ratio of cost to charges (RCC) rates)

Diagnosis-related group (DRG) calculator

Diagnosis-related group (DRG) grouper weights and utilization/length of stay information

Outlier factors

Quality Incentive Payments (QIP) hospital scores

Additional information

Outpatient Prospective Payment System (OPPS)

Ratio of cost to charges (RCC) rates

Provider conversion factors

EAPG Calculator

Relative weights

Additional information

Trauma Program


Additional information