DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

F41.1 diagnosis code · Billable code · FY2027

F41.1 Generalized anxiety disorder

  • Billable
  • Not CC/MCC
  • POA reported

F41.1 ICD-10 code: a billable diagnosis code in FY2027, one of 5 billable codes in category F41.

ICD-10 code by name

What is the ICD-10 code for generalized anxiety disorder?
Generalized anxiety disorder ICD-10 code: F41.1 Generalized anxiety disorder. Search ICD-10 for generalized anxiety disorder

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. F41 Other anxiety disorders
  4. F41.1 Generalized anxiety disorder
CC / MCC
Neither
MS-DRG
880
HCC V28
–
POA
Reported
Code Editor
–
Index entries
12

Instructions

At F41.1

Inclusion terms

  • Anxiety neurosis
  • Anxiety reaction
  • Anxiety state
  • Overanxious disorder

Excludes2

  • neurasthenia (F48.8) F48.8

Notes that also apply

Excludes2 from F41

  • anxiety in:
  • acute stress reaction (F43.0) F43.0
  • transient adjustment reaction (F43.2) F43.2
  • neurasthenia (F48.8) F48.8
  • psychophysiologic disorders (F45.-) F45
  • separation anxiety (F93.0) F93.0

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

Index entries

  • Apprehension state → F41.1
  • Anxietygeneralized → F41.1
  • Anxietyneurosis → F41.1
  • Anxietyreaction → F41.1
  • Anxietystate → F41.1
  • Disorder (of)overanxious → F41.1
  • Neurosis, neuroticanxiety (state) → F41.1
  • Psychoneurosis, psychoneuroticanxiety (state) → F41.1
  • Reactionanxiety → F41.1
  • State (of)anxiety (neurotic) → F41.1
  • State (of)apprehension → F41.1
  • Disorder (of)anxietygeneralized → F41.1

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

Medicare grouping and edits

CMS files for F41.1
CC / MCCNeither
Appendix BMDC 19 Mental Diseases and Disorders, MS-DRG 880 (Acute Adjustment Reaction and Psychosocial Dysfunction…)
Code Editor–
POAReported
HCC V28–

CMS: MS-DRG v44 (Appendix B, C), MCE v44, POA list FY2027, 2027 Initial ICD-10-CM Mappings. What the rows mean.

Hierarchy