Indiana Code Title 34. Civil Law and Procedure § 34-18-4-1

(1) By the health care provider's insurance carrier filing with the commissioner proof that the health care provider is insured by a policy of malpractice liability insurance in at least the amount specified in IC 34-18-14-3(b) per occurrence and three (3) times that amount in the annual aggregate, except for the following:

(2) By filing and maintaining with the commissioner cash or surety bond approved by the commissioner in the amounts set forth in subdivision (1).

(3) If the health care provider is a hospital or a psychiatric hospital, by submitting annually a verified financial statement that, in the discretion of the commissioner, adequately demonstrates that the current and future financial responsibility of the health care provider is sufficient to satisfy all potential malpractice claims incurred by the provider or the provider's officers, agents, and employees while acting in the course and scope of their employment up to a total of the amount specified in IC 34-18-14-3(b) per occurrence and annual aggregates as follows:

The commissioner may require the deposit of security to assure continued financial responsibility.