COMPLICATIONS MAINLY RELATED TO PREGNANCY (640-649)
Includes:
the listed conditions even if they arose or were present during labor, delivery, or the puerperium
The following fifth-digit subclassification is for use with categories 640-649 to denote the current episode of care:
0 unspecified as to episode of care or not applicable
1 delivered, with or without mention of antepartum condition
Antepartum condition with delivery
Delivery NOS (with mention of antepartum complication during current episode of care)
Intrapartum
obstetric condition (with mention of antepartum complication during current episode of care)
Pregnancy, delivered (with mention of antepartum complication during current episode of care)
2 delivered, with mention of postpartum complication
Delivery with mention of puerperal complication during current episode of care
3 antepartum condition or complication
Antepartum obstetric condition, not delivered during the current episode of care
4 postpartum condition or complication
Postpartum or puerperal obstetric condition or complication following delivery that occurred:
during previous episode of care
outside hospital, with subsequent admission for observation or care
648 Other current conditions in the mother classifiable elsewhere, but complicating pregnancy, childbirth, or the puerperium
Use additional code(s) to identify the condition
Requires fifth digit; valid digits are in [brackets] under each code. see beginning of section 640-649 for definitions.
Includes:
the listed conditions when complicating the pregnant state, aggravated by the pregnancy, or when a main reason for obstetric care
Excludes:
those conditions in the mother known or suspected to have affected the fetus (655.0-655.9)
648.0: Diabetes mellitus
[0-4]
Conditions classifiable to 249, 250
Excludes:
gestational diabetes (648.8)
648.1: Thyroid dysfunction
[0-4]
Conditions classifiable to 240-246
648.2: Anemia
[0-4]
Conditions classifiable to 280-285
648.3: Drug dependence
[0-4]
Conditions classifiable to 304
648.4: Mental disorders
[0-4]
Conditions classifiable to 290-303, 305.0, 305.2-305.9, 306-316, 317-319
648.5: Congenital cardiovascular disorders
[0-4]
Conditions classifiable to 745-747
648.6: Other cardiovascular diseases
[0-4]
Conditions classifiable to 390-398, 410-429
Excludes:
cerebrovascular disorders in the puerperium (674.0)
peripartum cardiomyopathy (674.5)
venous complications (671.0-671.9)
648.7: Bone and joint disorders of back, pelvis, and lower limbs
[0-4]
Conditions classifiable to 720-724, and those classifiable to 711-719 or 725-738, specified as affecting the lower limbs
648.8: Abnormal glucose tolerance
[0-4]
Conditions classifiable to 790.21-790.29
Gestational diabetes
Use additional code, if applicable, for associated long-term (current) insulin use V58.67
648.9: Other current conditions classifiable elsewhere
[0-4]
Conditions classifiable to 440-459, 795.01-795.04, 795.06, 795.10-795.14, 795.16, 796.70-796.74, 796.76
Nutritional deficiencies [conditions classifiable to 260-269]

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