Prior authorizations should be submitted electronically through, https://www.covermymeds.com, Cover My Meds instead of using paper if possible as it more efficient and allows anyone to check up on the electronic prior authorization.
Username/password: please ask your medical assistant
Health Plan of San Joaquin: https://www.hpsj.com/formulary/
Health Net formulary
Recommend: use the search function for the PDF to look for the drug you are interested in prescribing
Prior authorization guidelines: https://www.healthnet.com/portal/common/content/iwc/common/unprotected/pharmacy_info/prior_auth_criteria.action