O91.0

Infection of nipple associated with pregnancy, the puerperium and lactation

Non-billable header

O91.0 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Note: CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
Note: Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
Note: Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
Note: 1st trimester- less than 14 weeks 0 days
Note: 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
Note: 3rd trimester- 28 weeks 0 days until delivery

Not coded here — never report together with this code.

Not included here — may be reported together when both conditions exist.

mental and behavioral disorders associated with the puerperium (F53.-) (from O91)
obstetrical tetanus (A34) (from O91)
postpartum necrosis of pituitary gland (E23.0) (from O91)
puerperal osteomalacia (M83.0) (from O91)
mental and behavioral disorders associated with the puerperium (F53.-) (from O91)
obstetrical tetanus (A34) (from O91)
puerperal osteomalacia (M83.0) (from O91)

Add a code to identify the following, if applicable.

code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known. (from O91)
code to identify infection (from O91)

O91Infections of breast associated with pregnancy, the puerperium and lactationHeader

O91.1Abscess of breast associated with pregnancy, the puerperium and lactationHeader
O91.2Nonpurulent mastitis associated with pregnancy, the puerperium and lactationHeader