Hi Wanda
Here is some things may want to be aware of  follow therapist or MD 's documentation and list dx assessments do not add if not noted
1. Use Z dx HO codes last, if pt has had suicide in past add that Z dx code, 
2. Understand =differ in remission vs recurrent in dx block of F32-F33, F02.Understand use, abuse, dependence and uncomplicated related to types of sub abuse
3.Sometimes therapist  use sub abuse but have them define which one F10, F12, F17
4.  If provider document  patient has cried, irritated, Etc see dx block R45
5.If patient has Chronic Pain Syndrome  G89......please have the  list reason (Depression , Amputation, Divorced, Widower, PTSD, Constant illness, Insomnia , Etc) 
6. Understand difference in dx Z51.81 vs Z76.00 and Z79.89 coding on claim lastly
7. If patient is Homeless...put reason  Depression PTSD Biploar ,Sub Abuse, Autism, Dementia, 
8. There few assessment codes of question therapist ask patient if depressed, has PTSD, Etc  see CPT 96127 group but just bundled into the Eva Mgt code for beh health unless that is all do for visit
Well hope this data helps a little bit
Lady T