F21 vs F60.1
F21 (Schizotypal disorder) compared with F60.1 (Schizoid personality disorder), 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. F21 carries an Excludes2 note covering F60.1: “schizoid personality disorder (F60.1)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Yes, when both are documented. F60.1 carries an Excludes2 note covering F21: “schizotypal disorder (F21)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| F21Schizotypal disorder | F60.1Schizoid personality disorder | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | F01-F99 — Mental, Behavioral and Neurodevelopmental Disorders (F01-F99) | F01-F99 — Mental, Behavioral and Neurodevelopmental Disorders (F01-F99) |
| Definition | Schizotypal disorder is a billable ICD-10-CM diagnosis code (F21). | Schizoid personality disorder is a billable ICD-10-CM diagnosis code (F60.1). |
| Includes | Borderline schizophrenia Latent schizophrenia Latent schizophrenic reaction Prepsychotic schizophrenia | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources