O36.8319

Matern care for abnlt of fetl hrt rate or rhym, 1st tri, oth Maternal care for abnormalities of the fetal heart rate or rhythm, first trimester, other fetus

Matern care for abnlt of fetl hrt rate or rhym, 1st tri, oth Maternal care for abnormalities of the fetal heart rate or rhythm, first trimester, other fetus: Pregnancy, childbirth and the puerperium (ICD-10-CM O00 to O9A), a billable code.