ICD-10-CM 2027
ICD-10 code for small
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Small (ness)”. Page updated September 29, 2026.
About coding small
The official ICD-10-CM index doesn't give a single default code for small; the code depends on the details below.
More specific small codes (official index)
- for gestational age
- introitus, vagina N89.6 — Tight hymenal ring
- kidney (unknown cause) N27.9 — Small kidney, unspecified
- bilateral N27.1 — Small kidney, bilateral
- unilateral N27.0 — Small kidney, unilateral
- ovary (congenital) Q50.39 — Other congenital malformation of ovary
- pelvis
- with disproportion (fetopelvic) O33.1 — Maternal care for disproportion due to generally contracted pelvis
- causing obstructed labor O65.1 — Obstructed labor due to generally contracted pelvis
- uterus N85.8 — Other specified noninflammatory disorders of uterus
- white kidney N03.9 — Chronic nephritic syndrome with unspecified morphologic changes
Common questions about small ICD-10 codes
What is the ICD-10 code for kidney small?
- N27.9 — Small kidney, unspecified.
What is the ICD-10 code for ovary small?
- Q50.39 — Other congenital malformation of ovary.
What is the ICD-10 code for uterus small?
- N85.8 — Other specified noninflammatory disorders of uterus.
What is the ICD-10 code for white kidney small?
- N03.9 — Chronic nephritic syndrome with unspecified morphologic changes.