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2025 ICD-10-CM code Z3A.28

28 weeks gestation of pregnancy.

This code should always be used in conjunction with other appropriate codes reflecting the reason for the visit (e.g., codes for complications, risk factors, or preventative measures) as per official ICD-10-CM guidelines.

The medical necessity for coding Z3A.28 is established when a patient presents for routine prenatal care, management of pregnancy-related complications, or other medically necessary services related to a pregnancy at 28 weeks gestation. The visit should be supported by appropriate clinical documentation, including confirmation of gestational age and the clinical indication for the visit.

Obstetrician-Gynecologist, Family Physician, Midwife

IMPORTANT:Other codes from the Z3A range may be used to specify different weeks of gestation.This code should be used in conjunction with other relevant codes, such as codes describing any complications or other reasons for the visit.

In simple words: This code means the patient is 28 weeks pregnant.Doctors use this code when recording a visit related to the pregnancy at this point.

This ICD-10-CM code signifies a pregnancy at 28 weeks gestation.It is used to classify encounters for prenatal care or other services related to a pregnancy at this stage.This code is typically used in conjunction with other codes to fully capture the clinical encounter. It is applicable to female patients aged 12-55 years inclusive.

Example 1: A 30-year-old female patient presents for a routine prenatal checkup at 28 weeks gestation.The visit includes a physical exam, blood pressure check, weight measurement, fetal heart rate monitoring, and discussion of pregnancy progress and potential risks., A 25-year-old patient is admitted to the hospital at 28 weeks gestation due to premature labor.The patient undergoes various tests and treatments aimed at preventing premature delivery, including medication to stop contractions and monitoring of fetal well-being., A 40-year-old patient at 28 weeks gestation presents to the emergency room with vaginal bleeding.She undergoes a thorough examination including an ultrasound to assess the condition of the fetus and placenta.

* Patient's medical history including prior pregnancies and any related complications.* Results of physical examination.* Results of any laboratory tests (e.g., blood work, urinalysis).* Results of any imaging studies (e.g., ultrasounds).* Documentation of fetal heart rate monitoring.* Documentation of gestational age confirmation.* Notes on any complications or issues discussed during the visit.

** This code is a Z code which indicates a reason for encounter.A procedure code should be added if one was performed at the visit.The code is not intended to indicate a disease or injury.

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