This work includes but is not limited to, entering upon the premises of healthcare providers participating in the Medicaid program(excluding physicians) to examine all accounts and records relevant to investigation, subpoena witnesses and materials, making arrests, serving search warrants, collecting of evidence, analyzing evidence, conducting interviews, preparing reports and exhibits to include testimony in courts, and collecting evidence for possible use in either administrative, civil or criminal judicial proceedings. 112.18 while employed with an employing agency, a law enforcement officer, correctional officer, or correctional probation officer must have successfully passed the physical examination required by this subsection upon entering into service as a law enforcement officer, correctional officer, or correctional probation officer with the employing agency, which examination must have failed to reveal any evidence of tuberculosis, heart disease, or hypertension.