O75.1 Shock during or following labor and delivery

Billable ICD-10-CM code, FY2026. Acts as a Major Complication or Comorbidity (MCC) as a secondary diagnosis.

Applicable to

• Obstetric shock following labor and delivery

Applies from O75 Other complications of labor and delivery, not elsewhere classified

Excludes2 (not included here)

• puerperal (postpartum) infection (O86.-)
• puerperal (postpartum) sepsis (O85)

MS-DRG index

Defines the logic of DRG(s) 998 in MDC 14.

Approximate ICD-9-CM (GEMs)

• 669.11 Shock during or following labor and delivery, delivered, with or without mention of antepartum condition (approximate)
• 669.12 Shock during or following labor and delivery, delivered, with mention of postpartum complication (approximate)
• 669.14 Shock during or following labor and delivery, postpartum condition or complication (approximate)

Medicare Code Edits (MCE v43.1 (April 2026))

• Maternity diagnoses (age 9 through 64): Age conflict edit. These diagnoses are clinically expected only in patients age 9 through 64.

Code annotations containing back-references to O75.1

Back-references to O75.1

• Type 1 Excludes: R55 Syncope and collapse ("shock complicating or following labor and delivery (O75.1)")
• Type 1 Excludes: R57 Shock, not elsewhere classified ("obstetric shock (O75.1)")
• Type 1 Excludes: T79.4 Traumatic shock ("obstetric shock (O75.1)")
• Type 1 Excludes: T81.1 Postprocedural shock ("obstetric shock (O75.1)")

Diagnosis Index entries for O75.1

• Collapse › circulatory (peripheral) › during or after labor and delivery
• Collapse › during or › after labor and delivery
• Collapse › vascular (peripheral) › during or after labor and delivery
• Delivery (childbirth) (labor) › complicated › by › shock
• Shock › during or after labor and delivery
• Shock › following › labor and delivery
• Shock › obstetric

Nearby codes

• O75 Other complications of labor and delivery, not elsewhere classified
• O75.0 Maternal distress during labor and delivery
• O75.1 Shock during or following labor and delivery (this code)
• O75.2 Pyrexia during labor, not elsewhere classified
• O75.3 Other infection during labor
• O75.4 Other complications of obstetric surgery and procedures
• O75.5 Delayed delivery after artificial rupture of membranes
• O75.8 Other specified complications of labor and delivery