Billable / Specific Code
ICD-10-CM O99.341 is the diagnosis code for Other mental disorders complicating pregnancy, first trimester. This code falls under the section "Other obstetric conditions, not elsewhere classified" within Chapter 15 — Pregnancy, childbirth and the puerperium (O00-O9A). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where O99.341 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, O99.341 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
O99.341 is the ICD-10-CM diagnosis code for "Other mental disorders complicating pregnancy, first trimester". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of O99.341 is O99.34 ("Other mental disorders complicating pregnancy, childbirth, and the puerperium"). O99.341 provides a more specific classification within this category.
O99.341 is located in Section O94-O9A — "Other obstetric conditions, not elsewhere classified" within Chapter 15 of the ICD-10-CM Tabular List.
Use O99.341 when the patients documented diagnosis matches "Other mental disorders complicating pregnancy, first trimester" 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 Other mental disorders complicating pregnancy, first trimester is O99.341.
Yes, O99.341 can be used as a primary diagnosis code since it is billable and specific.
O99.341 is in Chapter 15 of the ICD-10-CM Tabular List.
Yes, O99.341 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.