Question 1

Is F21 a billable ICD-10 code?

Accepted Answer

Yes, F21 is a valid billable ICD-10-CM code for schizotypal disorder. It can be used for medical billing and reimbursement purposes.

Question 2

What does ICD-10 code F21 mean?

Accepted Answer

ICD-10-CM code F21 represents Schizotypal disorder. This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

Question 3

When was ICD-10 code F21 introduced?

Accepted Answer

Code F21 has been part of ICD-10-CM since 2016, when the coding system was mandated for use in the United States. This code was included in the original US implementation.

Question 4

What is the parent category for ICD-10 code F21?

Accepted Answer

The parent category for F21 is section:F20-F29 (Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders (F20-F29)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 5

What conditions should be coded separately from F21?

Accepted Answer

Code F21 has Type 2 Excludes including: Asperger's syndrome (F84.5); schizoid personality disorder (F60.1). These conditions are not included in F21 but can be coded together if the patient has both conditions.

F212026

Excludes23Not included here

Notes8Additional information

Includes1Included conditions

Also Known As10Alternative terms

Excluded By2Codes that exclude this one

Is F21 a billable ICD-10 code?

What does ICD-10 code F21 mean?

When was ICD-10 code F21 introduced?

What is the parent category for ICD-10 code F21?

What conditions should be coded separately from F21?

What DRGs may include ICD-10 code F21?

How common is hospitalization for F21?