DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Subcategory · FY2027

F43.1 Post-traumatic stress disorder (PTSD)

  • Header · not billable

F43.1 is not billable. The subcategory heads 3 billable codes in FY2027: the 3 codes directly below it.

ICD-10 code by name

What is the ICD-10 code for PTSD?
PTSD ICD-10 code: F43.10 Post-traumatic stress disorder, unspecified. Alphabetic Index: Disorder (of)stresspost-traumatic → F43.10. NCHS writes PTSD for post-traumatic stress disorder. Search ICD-10 for PTSD

Where it sits

  1. Chapter 5 Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
  2. F40-F48 Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48)
  3. F43 Reaction to severe stress, and adjustment disorders
  4. F43.1 Post-traumatic stress disorder (PTSD)
Billable codes
3
Subdivisions
3
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
12

Codes in F43.1

  1. F43.10
    Post-traumatic stress disorder, unspecified
    Billable
  2. F43.11
    Post-traumatic stress disorder, acute
    Billable
  3. F43.12
    Post-traumatic stress disorder, chronic
    Billable

Sources of each column.

Instructions

At F43.1

Inclusion terms

  • Traumatic neurosis

Notes that also apply

Chapter 5 instructions (Includes 1, Excludes2 1): printed on the chapter 5 page.

Index entries

  • Disorder (of)post-traumatic stress (PTSD) → F43.10
  • Neurosis, neuroticposttraumatic (situational) → F43.10
  • Neurosis, neurotictraumatic → F43.10
  • Disorder (of)stresspost-traumatic → F43.10
  • Disorder (of)post-traumatic stress (PTSD)acute → F43.11
  • Neurosis, neuroticposttraumatic (situational)acute → F43.11
  • Neurosis, neurotictraumaticacute → F43.11
  • Disorder (of)post-traumatic stress (PTSD)chronic → F43.12
  • Neurosis, neuroticposttraumatic (situational)chronic → F43.12
  • Neurosis, neurotictraumaticchronic → F43.12
  • Disorder (of)stresspost-traumaticacute → F43.11
  • Disorder (of)stresspost-traumaticchronic → F43.12

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy