Sec. 5. (a) Not more than ninety (90) days after the date of the version specified in IC 27-1-1.5 of a diagnostic or procedure code described in this subsection: (1) an insurer shall begin using the version specified in IC 27-1-1.5 of the: (A) Current Procedural Terminology (CPT); (B) International Classification of Diseases (ICD); (C) American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders (DSM); (D) Current Dental Terminology (CDT); (E) Healthcare Common Procedure Coding System (HCPCS); and (F) third party administrator (TPA); codes under which the insurer pays claims for services provided under an accident and sickness insurance policy or a worker's compensation policy; and (2) a provider shall begin using the version specified in IC 27-1-1.5 of the: (A) Current Procedural Terminology (CPT); (B) International Classification of Diseases (ICD); (C) American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders (DSM); (D) Current Dental Terminology (CDT); (E) Healthcare Common Procedure Coding System (HCPCS); and
(F) third party administrator (TPA); codes under which the provider submits claims for payment for services provided under an accident and sickness insurance policy or a worker's compensation policy. (b) If a provider provides services that are covered under an accident and sickness insurance policy or a worker's compensation policy: (1) after the date of the version specified in IC 27-1-1.5 of a diagnostic or procedure code described in subsection (a); and (2) before the insurer begins using the version specified in IC 27-1-1.5 of the diagnostic or procedure code; the insurer shall reimburse the provider under the version of the diagnostic or procedure code that was specified in IC 27-1-1.5 on the date that the services were provided. As added by P.L.161-2001, SEC.4. Amended by P.L.66-2002, SEC.16; P.L.124-2018, SEC.84.