Instructions and contact information for potential/interested COVID-19 providers is now available on the HDOH Disease Outbreak Control Division (DOCD) website! 
DOH DOCD COVID-19 page https://health.hawaii.gov/coronavirusdisease2019/
Select “For Clinicians” –> Select “COVID-19”

Information regarding what to expect and who to contact with questions may be found here: Disease Outbreak Control Division | COVID-19 | Become a COVID-19 Vaccine Provider (hawaii.gov)