O9A.1

Malignant neoplasm complicating pregnancy, childbirth and the puerperium

Non-billable header

O9A.1 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Applicable to

Includes (from O9A)

  • 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

Excludes1

Not coded here — never report together with this code.

  • supervision of normal pregnancy (Z34.-) (from O9A)

Excludes2

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

  • maternal care for benign tumor of corpus uteri (O34.1-)
  • maternal care for benign tumor of cervix (O34.4-)
  • mental and behavioral disorders associated with the puerperium (F53.-) (from O9A)
  • obstetrical tetanus (A34) (from O9A)
  • postpartum necrosis of pituitary gland (E23.0) (from O9A)
  • puerperal osteomalacia (M83.0) (from O9A)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify neoplasm
  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known. (from O9A)

Also known as

  • Conditions in C00-C96

Parent code

  • O9AMaternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperiumHeader

More specific codes O9A.1

  • O9A.11Malignant neoplasm complicating pregnancyHeader
  • O9A.12Malignant neoplasm complicating childbirthBillable
  • O9A.13Malignant neoplasm complicating the puerperiumBillable

Related codes

  • O9A.2Injury, poisoning and certain other consequences of external causes complicating pregnancy, childbirth and the puerperiumHeader
  • O9A.3Physical abuse complicating pregnancy, childbirth and the puerperiumHeader
  • O9A.4Sexual abuse complicating pregnancy, childbirth and the puerperiumHeader
  • O9A.5Psychological abuse complicating pregnancy, childbirth and the puerperiumHeader

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