ICD Code O20.0

ICD code O20.0 is threatened abortion, which refers to vaginal bleeding that occurs in early pregnancy, indicating a risk of miscarriage, but without any actual loss of pregnancy tissue or dilation of the cervix.

1. Vaginal bleeding occurs during the first 20 weeks of pregnancy

2. The cervix remains closed upon examination

3. There is evidence of a viable intrauterine pregnancy on ultrasound

4. No passage of fetal tissue has occurred

5. The patient may experience mild abdominal pain or cramping

6. No signs of infection or hemodynamic instability

Relevant CPT codes for ICD code O20.0 include:

- 76801 (Ultrasound, pregnant uterus, real time with image documentation, fetal and maternal evaluation, first trimester)

- 76817 (Transvaginal ultrasound, pregnant uterus)

- 99201–99215 (Evaluation and management services, office or other outpatient visit)

- 59400 (Routine obstetric care including antepartum care, vaginal delivery, and postpartum care)

- 59425 (Antepartum care only; 4-6 visits)

- 59426 (Antepartum care only; 7 or more visits)

- 96372 (Therapeutic, prophylactic, or diagnostic injection; subcutaneous or intramuscular)

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