Chapter 5: Mental, Behavioral, and Neurodevelopmental Disorders (F01–F99) Flashcards
What code is used when pain is purely psychological?
F45.41
True or False: You can use F45.41 with G89 codes for pain.
False — F45.41 should not be used with G89.
What code is used when pain has both physical and psychological causes?
F45.42, and you can use it with G89 if both are documented.
When can you use a “remission” code for substance use?
Only if the provider documents it
What type of remission code is used for mild substance disorders?
Remission for abuse
What type of remission code is used for moderate or severe substance disorders?
Remission for dependence
If “use,” “abuse,” and “dependence” are all mentioned, which takes priority?
Dependence
True or False: You should always default to ‘use’ if it’s unclear.
False — follow the hierarchy and use what is documented
When is it okay to use an unspecified substance use code?
→ Only if:
The substance is linked to a condition (e.g., sexual dysfunction)
The provider clearly documents the connection
If a patient has alcoholic pancreatitis, how do you code it?
→ 1) K85.2 (Alcoholic pancreatitis)
→ 2) F10.20 (Alcohol dependence)
True or False: You should use F10.288 (alcohol-induced disorder) in place of the pancreatitis code.
→ False — don’t use alcohol-induced disorder codes if the medical condition has its own code
What codes represent blood alcohol levels?
Y90.-
Does a provider have to document blood alcohol level for you to use a Y90 code?
No — any qualified medical personnel may document it
What code is used for Munchausen’s (faking illness in yourself)?
F68.1-
What code is used for Munchausen’s by proxy (faking illness in someone else)?
→ F68.A (for the perpetrator)
→ The victim gets T74 or T76 codes (abuse/maltreatment)
What two things must you document for coding dementia?
→ The cause (etiology) and the severity (mild, moderate, severe, or unspecified)
If dementia severity changes during a hospital stay, which severity do you code?
→ The worst severity level documented
F45.41 represents what?
Psychological pain only
F45.42 should be used when?
When pain has both mental and physical components, and it can be paired with G89
F10–F19 represent what?
Substance-related disorders
F68.1- is used for what?
Factitious disorder (on self)
F68.A is used for what?
Factitious disorder imposed on another (perpetrator’s record)
F01–F03 are used to code what?
Dementia, based on cause and severity
