Diagnosis Code O09.A0
Information for Medical Professionals
The following edits are applicable to this code:
Maternity diagnoses Maternity diagnoses
Maternity. Age range is 12–55 years inclusive (e.g., diabetes in pregnancy, antepartum pulmonary complication).
Diagnoses for females only Diagnoses for females only
Diagnoses for females only.
Unacceptable principal diagnosis Unacceptable principal diagnosis
There are selected codes that describe a circumstance which influences an individual’s health status but not a current illness or injury, or codes that are not specific manifestations but may be due to an underlying cause. These codes are considered unacceptable as a principal diagnosis.
Convert to ICD-9 General Equivalence Map
The ICD-10 and ICD-9 GEMs are used to facilitate linking between the diagnosis codes in ICD-9-CM and the new ICD-10-CM code set. The GEMs are the raw material from which providers, health information vendors and payers can derive specific applied mappings to meet their needs.
- V23.1 - Preg w hx-trophoblas dis (approximate) Approximate Flag
The approximate flag is on, indicating that the relationship between the code in the source system and the code in the target system is an approximate equivalent.
Replacement Code Replacement Code
The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2016. This is a new and revised code for the FY 2017 (October 1, 2016-September 30, 2017).
This code replaces the following previously assigned ICD-10 code(s) listed below:
- O09.10 - Suprvsn of preg w history of ectopic or molar preg, unsp tri
- O09.10 - Suprvsn of preg with history of ectopic preg, unsp trimester