F06.1 vs F44.2
F06.1 (Catatonic disorder due to known physiological condition) compared with F44.2 (Dissociative stupor), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. F06.1 carries an Excludes2 note covering F44.2: “dissociative stupor (F44.2)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Yes, when both are documented. F44.2 carries an Excludes2 note covering F06.1: “catatonic disorder due to known physiological condition (F06.1)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| F06.1Catatonic disorder due to known physiological condition | F44.2Dissociative stupor | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | F01-F99 — Mental, Behavioral and Neurodevelopmental Disorders (F01-F99) | F01-F99 — Mental, Behavioral and Neurodevelopmental Disorders (F01-F99) |
| Definition | Catatonic disorder due to known physiological condition is a billable ICD-10-CM diagnosis code (F06.1). | Dissociative stupor is a billable ICD-10-CM diagnosis code (F44.2). |
| Includes | mental disorders due to endocrine disorder mental disorders due to exogenous hormone mental disorders due to exogenous toxic substance mental disorders due to primary cerebral disease | conversion hysteria conversion reaction hysteria hysterical psychosis |
| Code first | the underlying physiological condition | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources