Z87.51 Personal history of pre-term labor

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

Excludes1 (never code together)

• current pregnancy with history of pre-term labor (O09.21-)

Applies from Z87 Personal history of other diseases and conditions

Code first

• any follow-up examination after treatment (Z09)

Applies from Z87.5 Personal history of complications of pregnancy, childbirth and the puerperium

Applicable to

• Conditions classifiable to O00-O9A

Excludes2 (not included here)

• recurrent pregnancy loss (N96)

MS-DRG index

Defines the logic of DRG(s) 951 in MDC 23.

Approximate ICD-9-CM (GEMs)

• V13.21 Personal history of pre-term labor

Medicare Code Edits (MCE v43.1 (April 2026))

• Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.

Code annotations containing back-references to Z87.51

Back-references to Z87

• Use Additional: Z09 Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm ("code to identify any applicable history of disease code (Z86.-, Z87.-)")

Diagnosis Index entries for Z87.51

• History › personal (of) › obstetric complications › pre-term labor
• History › personal (of) › preterm labor

Nearby codes

• Z87.440 Personal history of urinary (tract) infections
• Z87.441 Personal history of nephrotic syndrome
• Z87.442 Personal history of urinary calculi
• Z87.448 Personal history of other diseases of urinary system
• Z87.5 Personal history of complications of pregnancy, childbirth and the puerperium
• Z87.51 Personal history of pre-term labor (this code)
• Z87.59 Personal history of other complications of pregnancy, childbirth and the puerperium
• Z87.6 Personal history of certain (corrected) conditions arising in the perinatal period
• Z87.61 Personal history of (corrected) necrotizing enterocolitis of newborn
• Z87.68 Personal history of other (corrected) conditions arising in the perinatal period
• Z87.7 Personal history of (corrected) congenital malformations