O26.4

Herpes gestationis

Non-billable header

O26.4 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Includes (from O26)

  • 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 O26)

Excludes2

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

  • mental and behavioral disorders associated with the puerperium (F53.-) (from O26)
  • obstetrical tetanus (A34) (from O26)
  • postpartum necrosis of pituitary gland (E23.0) (from O26)
  • puerperal osteomalacia (M83.0) (from O26)
  • maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48) (from O26)
  • maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99) (from O26)

Use additional code

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 O26)

Also known as

  • Herpes, herpesvirus, herpetic, gestational, gestationis

Parent code

  • O26Maternal care for other conditions predominantly related to pregnancyHeader

More specific codes O26.4

  • O26.40Herpes gestationis, unspecified trimesterBillable
  • O26.41Herpes gestationis, first trimesterBillable
  • O26.42Herpes gestationis, second trimesterBillable
  • O26.43Herpes gestationis, third trimesterBillable

Related codes

  • O26.0Excessive weight gain in pregnancyHeader
  • O26.1Low weight gain in pregnancyHeader
  • O26.2Pregnancy care for patient with recurrent pregnancy lossHeader
  • O26.3Retained intrauterine contraceptive device in pregnancyHeader
  • O26.5Maternal hypotension syndromeHeader
  • O26.6Liver and biliary tract disorders in pregnancy, childbirth and the puerperiumHeader
  • O26.7Subluxation of symphysis (pubis) in pregnancy, childbirth and the puerperiumHeader
  • O26.8Other specified pregnancy related conditionsHeader
  • O26.9Pregnancy related conditions, unspecifiedHeader

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