Find the average charge (closest available to inpatient cost) for a Oklahoma hospital stay (compare OK hospital prices) by Principal Diagnosis (i.e., disease) or DRG. Example we found was the average price in Oklahoma for mental illness was $28,468 in 2019, with an average length of stay of 8.1 days. The mental health cost was up 20% over 3 years (vs. 7.5% general medical inflation). With additional medical inflation to 2022, the mental illness cost would be close to $31,000 in 2022 dollars. Statewide or county-specific statistics on volume and average length of stay also found in this dataset. May specify data for a certain age group and sex, but not specific procedures such as a knee replacement. Geared to researchers and health care professionals, rather than for consumers. If this website was meant for consumers, it would get the User-Unfriendly Award due to its complicated diagnosis choice sections. 2019 data are the most recent available as of April 2022, from OK2SHARE by the OK State Dept. of Health’s Health Care Information.