O24.01

Pre-existing type 1 diabetes mellitus, in pregnancy

Non-billable header

O24.01 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 O24)
obstetrical tetanus (A34) (from O24)
postpartum necrosis of pituitary gland (E23.0) (from O24)
puerperal osteomalacia (M83.0) (from O24)
maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48) (from O24)
maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99) (from O24)

Add a code to identify the following, if applicable.

code from category E10 to further identify any manifestations (from O24.0)
code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known. (from O24)

O24.0Pre-existing type 1 diabetes mellitus, in pregnancy, childbirth and the puerperiumHeader

O24.011Pre-existing type 1 diabetes mellitus, in pregnancy, first trimesterBillable
O24.012Pre-existing type 1 diabetes mellitus, in pregnancy, second trimesterBillable
O24.013Pre-existing type 1 diabetes mellitus, in pregnancy, third trimesterBillable
O24.019Pre-existing type 1 diabetes mellitus, in pregnancy, unspecified trimesterBillable