Get the forms you need to sign up for Part B including CMS-40B, CMS-L564, CMS-10797, and CMS-10798. Get Medicare forms for different situations, like filing a claim or appealing a coverage decision.Find Forms. Publications. Please return the completed form to the Office of the City Attorney, One. Frank H. Ogawa Plaza, 6th Floor, Oakland, CA 94612. This letter will let you know if you need to complete a renewal form to see if you still qualify for Medicaid or CHIP. This form is your application for Medicare Part B (Medical. Insurance). For help completing your renewal form, contact: Local MediCalOffice. Sign up for updates about Medi-Cal renewals. Read the entire agreement before you sign the form.