2025 ICD-10-CM code Z3A
(Active) Effective Date: N/A Revision Date: N/A Deletion Date: N/A Factors influencing health status and contact with health services - Persons encountering health services in circumstances related to reproduction Chapter 21: Factors influencing health status and contact with health services Feed
Weeks of gestation.This code is used only on the maternal record to indicate the weeks of gestation, if known.
No modifiers are typically used with Z3A.
The medical necessity for coding Z3A is the need to accurately document the pregnancy's gestational age for appropriate monitoring and management of the patient's care.
Obstetricians and other healthcare providers involved in prenatal care are responsible for recording the gestational age using this code. Accurate documentation is crucial for monitoring the pregnancy and planning for delivery.
- Chapter 21: Factors influencing health status and contact with health services
- Z3A is part of the broader category Z30-Z3A, encompassing circumstances related to reproduction.
In simple words: This code tells the doctor how many weeks along a pregnant woman is.It's only written in the mother's medical records and is used along with other codes that describe the pregnancy and delivery.
This ICD-10-CM code (Z3A) signifies the weeks of gestation during pregnancy.It's solely used in the maternal medical record to document the gestational age when known.It's crucial to note that this code should be used in conjunction with other codes representing the obstetric condition or encounter for delivery (codes O09-O60, O80-O82) as the primary diagnosis.The Z3A code has further specifications (e.g., Z3A.0 for unspecified or less than 10 weeks, Z3A.1 for weeks 10-19, and so on, up to Z3A.39 for 39 weeks), allowing for more precise recording of gestational age.
Example 1: A 32-year-old woman presents for a routine prenatal checkup at 28 weeks gestation.The provider documents Z3A.28 along with other relevant codes reflecting her healthy pregnancy., A 25-year-old woman is admitted to the hospital in labor at 37 weeks gestation.Z3A.37 and codes reflecting the delivery process (e.g., O80) are documented., A 40-year-old woman attends a high-risk pregnancy clinic at 12 weeks. Z3A.1 would be coded, and additional codes reflecting her specific risk factors and conditions would be included in the diagnosis.
The maternal record must contain the gestational age in weeks.Supporting documentation may include prenatal records, ultrasound reports, and provider notes.
** This code is not a diagnosis code in itself, but rather a descriptor used to indicate the stage of pregnancy.It's crucial to ensure complete and accurate documentation of the pregnancy's progression alongside other related codes. Incorrect use can result in billing errors and inaccurate medical records.
- Payment Status: Active
- Modifier TC rule: Not applicable.
- Specialties:Obstetrics, Gynecology
- Place of Service:Office, Hospital (Inpatient and Outpatient), Birthing Center