Sequelae of complication of pregnancy, childbirth, and the puerperium
In Other obstetric conditions, not elsewhere classified (O94-O9A), chapter 15: Pregnancy, Childbirth and the Puerperium
- O94 is billable and valid on claims for FY 2027. If the record has more detail, check the other codes under O94-O9A below.
- As a secondary diagnosis it is not a CC or MCC, so it doesn't raise the MS-DRG payment.
- Doesn't count toward a Medicare Advantage risk score (no HCC in V28).
- AHRQ's Chronic Condition Indicator classes it as not chronic (an acute or short-term condition).
- Expected only on maternity records. (Maternity list)
- Medicare edits don't accept it as the principal diagnosis. (Unacceptable Principal list)
- Exempt from present-on-admission (POA) reporting. (POA Exempt list)
Also indexed as: Sequelae, childbirth; Sequelae, obstetrical condition; Sequelae, pregnancy; Sequelae, puerperium
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Instructional notes
Code first: code the underlying condition first, then this code
- condition resulting from (sequela) of complication of pregnancy, childbirth, and the puerperium
Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
- Section I.C.15.p Code O94, Sequelae of complication of pregnancy, childbirth, and the puerperium (page 70), covers O94
Use O94 when a pregnancy complication leaves a sequela needing later care, at any time after the initial postpartum period. Sequence O94 after the code for the sequela itself.
Other Chapter 15 topics:
- General Rules for Obstetric Cases (page 63)
- Selection of OB Principal or First-listed Diagnosis (page 64)
- Pre-existing conditions versus conditions due to the pregnancy (page 65)
- Pre-existing hypertension in pregnancy (page 66)
- Fetal Conditions Affecting the Management of the Mother (page 66)
- HIV Infection in Pregnancy, Childbirth and the Puerperium (page 66)
- Diabetes mellitus in pregnancy (page 66)
- Long term use of insulin and oral hypoglycemics (page 67)
Other codes under O94-O9A
Other obstetric conditions, not elsewhere classified (O94-O9A)
- O94Sequelae of complication of pregnancy, childbirth, and the puerperium(this code)
- O98Maternal infectious and parasitic diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
- O99Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
- O9AMaternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
O94 MS-DRGs
As the principal diagnosis, O94 groups to MS-DRG 769 or 776 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.
Related conditions
Grouped by AHRQ's Clinical Classifications Software Refined (CCSR), which sorts every diagnosis code into clinically meaningful categories.
O94 is in Other specified complications in pregnancy (PRG028), with 318 codes. Others in it:
- O12.00 Gestational edema, unspecified trimester
- O12.01 Gestational edema, first trimester
- O12.02 Gestational edema, second trimester
- O12.03 Gestational edema, third trimester
- O12.10 Gestational proteinuria, unspecified trimester
- O12.11 Gestational proteinuria, first trimester
- O12.12 Gestational proteinuria, second trimester
- O12.13 Gestational proteinuria, third trimester
Other codes that refer to O94
Notes on these codes point to O94.
- Z3A Code First: obstetric condition or encounter for delivery (O09-O60, O80-O82, O94-O9A)
About the condition
Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.
Childbirth Problems
Childbirth is the process of giving birth to a baby. It includes labor and delivery. Usually everything goes well, but problems can happen. They may cause a risk to the mother, baby, or both. Some of the more common childbirth problems include:
Read more about childbirth problems on MedlinePlusHealth Problems in Pregnancy
A health problem in pregnancy is any disease or condition that could affect your health or the health of your fetus. Some health problems may make it more likely that you will have a high-risk pregnancy. A high-risk pregnancy is one in which you, your fetus, or both are at higher risk for health problems than in a typical pregnancy.
Read more about health problems in pregnancy on MedlinePlusCode history
Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.
ICD-9-CM equivalent
Legacy crosswalk from the CMS General Equivalence Mappings (last updated 2018).
- 677 Late effect of complication of pregnancy, childbirth, and the puerperium
