calculate the correct days' supply for fixed-quantity meds
Insurance company quirks have techs scrambling to calculate the correct days' supply for fixed-quantity meds...creams, insulin, etc.
Knowing some of the important "tricks of the trade" can help prevent frustration...rejected claims...and insurance audit flags.
Topicals. Ask how big of an area is being treated. Use the "Rule of Hand" to calculate days' supply. One gram of cream will cover the area of about four flat hands...wrist to fingertip with fingers together.