Charge bills are invoices, and medical charge bills issued by non-profit public medical institutions obtained by enterprises and stamped with the special seal for charges of their own units can be deducted before tax. Medical bills refer to receipts issued by non-profit medical and health institutions (hereinafter referred to as medical institutions) when they provide medical services for outpatients, emergency patients, emergency patients, inpatients, physical examination patients, etc., and obtain medical income. When a medical institution obtains outpatient medical income and inpatient medical income, it shall issue a bill for medical charges to the payer, and affix the financial seal or special seal for charges of the unit. If a medical institution does not issue a bill for medical charges, the payer has the right to refuse to pay. Therefore, the medical outpatient bill is an invoice.

Extended data hospitalization invoice is a charge bill issued by the hospital after hospitalization. The basic contents of hospitalization bill include bill name, bill code, business serial number, hospital type, accounting time, name, gender, medical insurance type, medical insurance payment method, social security number, project, amount, total, prepaid amount, overdue amount, refund amount, medical insurance overall payment, personal account payment, other medical insurance payment, self-funded, payee, payee, etc. "Measures for the Administration of the Use of Medical Bills" Article 14 Medical bills shall be supervised (printed) by the State Council and provincial financial departments respectively. The provincial finance department shall determine the printing enterprise in accordance with the relevant provisions of the state government procurement, and sign a printing contract with it. No unit or individual may forge or alter medical bills, or store, carry, mail, transport or buy or sell forged or altered medical bills. Article 15 When printing medical bills, special anti-counterfeiting paper shall be used, a unified national anti-counterfeiting mark shall be set, and the producer seal of financial bills with a unified national style shall be overprinted. No unit or individual may forge or use forged anti-counterfeiting articles, labels and producer seals of financial bills.

Relevant regulations "Measures for the Administration of the Use of Medical Charge Bills" Article 8 Generally, medical charge bills should be set in triplicate, including stub copy, receipt copy and bookkeeping copy, and each copy should be distinguished by different colors. The provincial finance department can determine the specific contact times according to the management needs. The specifications and styles of medical bills shall be formulated by the Ministry of Finance in consultation with the Ministry of Health.