DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

F59 diagnosis code · Billable category · FY2027

F59 Unspecified behavioral syndromes associated with physiological disturbances and physical factors

  • Billable
  • Not CC/MCC
  • POA reported

F59 ICD-10 code: a billable diagnosis code in FY2027; the category has no subdivisions.

Where it sits

  1. Chapter 5 Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
  2. F50-F59 Behavioral syndromes associated with physiological disturbances and physical factors (F50-F59)
  3. F59 Unspecified behavioral syndromes associated with physiological disturbances and physical factors
CC / MCC
Neither
MS-DRG
887
HCC V28
–
POA
Reported
Code Editor
–
Index entries
3

Instructions

At F59

Inclusion terms

  • Psychogenic physiological dysfunction NOS

Notes that also apply

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

Index entries

  • Psychological and behavioral factors affecting medical condition → F59
  • Dysfunctionpsychophysiologic → F59
  • Dysfunctionphysiological NECpsychogenic → F59

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

Medicare grouping and edits

CMS files for F59
CC / MCCNeither
Appendix BMDC 19 Mental Diseases and Disorders, MS-DRG 887 (Other Mental Disorder Diagnoses…)
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