Anna Nicole Doc -- Wanted Man

One of the Anna Nicole Smith docs accused of a felony prescription drug conspiracy -- didn't show up for his court hearing this morning -- and the judge may have him arrested.

Sandeep Kapoor: Click to watch
Sandeep Kapoor
's attorney claims he didn't show because of a medical emergency involving one of his patients.

Howard K. Stern and Khristine Eroshevich did show up. The judge set August 12 for their preliminary hearing.

The judge has agreed to hold back on the arrest warrant until 11:30 AM -- if Kapoor doesn't show by then, doc could be cuffed and thrown in the pokey.

UPDATE 11:30 AM PT -- Kapoor finally showed so the warrant was quashed.