Non-Billable / Non-Specific Code
ICD-10-CM O31 is the diagnosis code for Complications specific to multiple gestation. This code falls under the section "Maternal care related to the fetus and amniotic cavity and possible delivery problems" within Chapter 15 â Pregnancy, childbirth and the puerperium (O00-O9A). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions are not included in O31. If the patient has both, code each condition separately:
Understanding where O31 sits in the ICD-10-CM classification helps ensure proper coding:
No, O31 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
O31 is the ICD-10-CM diagnosis code for "Complications specific to multiple gestation". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
O31 is located in Section O30-O48 â "Maternal care related to the fetus and amniotic cavity and possible delivery problems" within Chapter 15 of the ICD-10-CM Tabular List.
O31 has 5 sub-code(s) that provide more specific detail: O31.0, O31.1, O31.2, O31.3, O31.8.
Use O31 when the patients documented diagnosis matches "Complications specific to multiple gestation" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Complications specific to multiple gestation is O31.
No, O31 is non-billable. Use a more specific sub-code for primary diagnosis billing.
O31 is in Chapter 15 of the ICD-10-CM Tabular List.
Yes, O31 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.