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76946 Echo guide for amniocentesis

Radiology

Also known as: Echo guided amniocentesis, Ultrasound guided amniocentesis

Echocardiography guidance for amniocentesis procedure including ultrasound visualization of amniotic sac and needle placement.

In Plain Language

Ultrasound guided amniotic fluid sample; Sound wave guided needle for fluid sampling

Clinical Context

Ultrasound guidance for amniocentesis to obtain amniotic fluid for prenatal testing including karyotype and genetic analysis.

RVU Breakdown

Work RVU0.37
Total RVU0.37

Est. Medicare Payment

$12.36

National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).

Billing & Documentation

Radiology codes require a written order, clinical indication, and a formal interpretation report. The professional component (modifier -26) and technical component (modifier -TC) may be billed separately.

How This Code Compares

With a work RVU of 0.37, this code ranks in the 23rd percentile among Radiology codes — 2.2x below the median (0.81). The highest wRVU in this category is 11.57.

Specialties

RadiologyObstetricsMaternal-Fetal Medicine

Frequently Asked Questions

What is CPT code 76946?

CPT 76946 (Echo guide for amniocentesis) is a Radiology code. Echocardiography guidance for amniocentesis procedure including ultrasound visualization of amniotic sac and needle placement.

Who uses CPT code 76946?

CPT 76946 is used by Radiology, Obstetrics, Maternal-Fetal Medicine. Ultrasound guidance for amniocentesis to obtain amniotic fluid for prenatal testing including karyotype and genetic analysis.

When is CPT 76946 used?

Ultrasound guidance for amniocentesis to obtain amniotic fluid for prenatal testing including karyotype and genetic analysis.

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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.