ICD-9-CM Codes ICD-9-PCS Codes

644.03 - Threatened premature labor, antepartum condition or complication

GEM Conversion to ICD-10 CM

O60.02

Fs: 10000 – Preterm labor without delivery, second trimester

O60.03

Fs: 10000 – Preterm labor without delivery, third trimester

Sibling Codes

644.00

Threatened premature labor, unspecified as to episode of care or not applicable

644.03

Threatened premature labor, antepartum condition or complication