F44.4 vs R53.2
F44.4 (Conversion disorder with motor symptom or deficit) compared with R53.2 (Functional quadriplegia), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. R53.2 carries an Excludes1 note covering F44.4: “hysterical paralysis (F44.4)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| F44.4Conversion disorder with motor symptom or deficit | R53.2Functional quadriplegia | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | F01-F99 — Mental, Behavioral and Neurodevelopmental Disorders (F01-F99) | R00-R99 — Symptoms, Signs and Abnormal Clinical and Laboratory Findings, Not Elsewhere Classified (R00-R99) |
| Definition | Conversion disorder with motor symptom or deficit is a billable ICD-10-CM diagnosis code (F44.4). | Functional quadriplegia is a billable ICD-10-CM diagnosis code (R53.2). |
| Includes | conversion hysteria conversion reaction hysteria hysterical psychosis | Complete immobility due to severe physical disability or frailty |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources