Indiana Code Title 12. Human Services § 12-15-15-2.5

Sec. 2.5. (a) Payment for physician services provided in the emergency department of a hospital licensed under IC 16-21 must be at a rate of one hundred percent (100%) of rates payable under the Medicaid fee structure.

(b) The payment under subsection (a) must be calculated using the same methodology used for all other physicians participating in the Medicaid program.

(c) For services rendered and documented in an individual's medical record, physicians must be reimbursed for federally required medical screening exams that are necessary to determine the presence of an emergency using the appropriate Current Procedural Terminology (CPT) codes 99281, 99282, or 99283 described in the Current Procedural Terminology Manual published annually by the American Medical Association, without authorization by the enrollee's primary medical provider.

(d) This section does not apply to a person enrolled in a Medicaid risk based managed care program.