A provider of health care who knows of, or provides services to, a person who has or is suspected of having a communicable disease (including animal bites and vaccine reactions) shall report that fact to the health authority in the manner prescribed by the regulations of the Board. A laboratory director shall, in the manner prescribed by the Board, notify the health authority of the identification by his or her medical laboratory of the presence of any communicable disease in the jurisdiction of that health authority.

Reporting of MIS-C associated with COVID-19 is required under Nevada's communicable disease reporting statutes and regulations as an "extraordinary occurrence of illness". The case definition of MIS-C is: an individual aged <21 years presenting with fever, laboratory evidence of inflammation, and evidence of clinically severe illness requiring hospitalization, with multisystem (>2) organ involvement (cardiac, renal, respiratory, hematologic, gastrointestinal, dermatologic or neurological); AND no alternative plausible diagnoses; AND positive for current or recent SARS-CoV-2 infection by RT-PCR, serology, or antigen test; or exposure to a suspected or confirmed COVID-19 case within the 4 weeks prior to the onset of symptoms.

Reporting of all COVID-19 cases and test results is required under Nevada's communicable disease reporting statutes and regulations as an "extraordinary occurrence of illness".