O90.6 Postpartum mood disturbance

The ICD-10-CM code for Postpartum mood disturbance is O90.6 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

15: Pregnancy, childbirth and the puerperium (O00-O9A)

Section

O85-O92: Complications predominantly related to the puerperium (O85-O92)

Category O90

14 codes (11 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to O90.6:

• Sadness, postpartal
• Blues, postpartal
• Blues, postpartal › baby
• Puerperal, puerperium (complicated by, complications) › mood disturbance
• Dysphoria › postpartal

Inclusion Terms

• Postpartum blues
• Postpartum dysphoria
• Postpartum sadness

U.S. Hospital Utilization

• An estimated 480 U.S. inpatient stays in 2023 included O90.6 among the documented diagnoses.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)