(1) the state personnel department;

(2) an entity with which the state contracts to administer health coverage under section 7(b) of this chapter; or

(3) a prepaid health care delivery plan with which the state contracts under section 7(c) of this chapter.

     (b) As used in this section, “health care plan” has the meaning set forth in section 7.7 of this chapter.

     (c) As used in this section, “provider” has the meaning set forth in IC 27-8-11-1.

     (d) Not more than ninety (90) days after the effective date of a diagnostic or procedure code described in this subsection:

(1) an administrator shall begin using the most current version 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 administrator pays claims for services provided under a health care plan; and

(2) a provider shall begin using the most current version 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 a health care plan.

     (e) If a provider provides services that are covered under a health care plan:

(1) after the effective date of the most current version of a diagnostic or procedure code described in subsection (d); and

(2) before the administrator begins using the most current version of the diagnostic or procedure code;

the administrator shall reimburse the provider under the version of the diagnostic or procedure code that was in effect on the date that the services were provided.

As added by P.L.161-2001, SEC.1. Amended by P.L.66-2002, SEC.1.