Internal control is important for company operational, especially for cash receipts and disbursements. The effective internal control of cash receipts and disbursements can prevent and detect the misappropriation of cash. The purpose of this study is to examine the implementation of PSAK 23 at Mountain Marry Hospital regarding the recording, presentation, and recognition of hospital revenue that serves patients with the same actions but acknowledgment of payment of different rates between hospital rates and Indonesian-Case Based Groups (INACBG) rates, specifically for patients of the Implementing Agency Social Security (BPJS) Health. This research was conducted at Mountain Marry Hospital to analyze and to apply the recording, presentation, and recognition of income standards that exist at Mountain Marry Hospital by following PSAK 23 regarding revenues at different rates to carry out internal controls over revenue and expenditure procedures cash adequately. The main principle of internal control that needs to be considered is the separation of tasks between recording, storage, cash receipts should be deposited to the bank, all-cash disbursements should use checks except for small amounts of expenses. Cash is all cash in hand and funds deposited in banks in various forms such as deposits and checking accounts. Data analysis methods used in this research is descriptive methods with qualitative analysis techniques that are outlining, describing and comparing data. The findings show that the service number of JKN patients at Mountain Marry Hospital has reached 90.05% of JKN patients, so cash receipts at Mountain Marry Hospital have reached the government program to serve Jaminan Kesehatan Nasional (JKN) patients but based on research results the Mountain Marry Hospital has not recorded revenue recognition INACBG tariffs with JKN rates, by following the Statement of Financial Accounting Standards 23 because of differences in rates and are not sufficient to implement internal controls over cash receipts and disbursements procedures, especially for JKN patients.