Rejection: Diagnosis code (letter/number will be specified) not valid for patient gender
What happened: Diagnosis code specified in box 21 is not valid for the patient gender selected in box 3.
Resolution: Verify diagnosis code specified in box 21 and update the claim as necessary. If you do not already know how to use the code search, please click HERE if you use Practice Mate or HERE if you use Office Ally's Online Entry.