ICD-10 Code for Cretin

Also indexed as (congenital) (endemic) (nongoitrous) (sporadic)

The ICD-10-CM code for cretin is E00.9 — Congenital iodine-deficiency syndrome, unspecified. This is the code the Alphabetic Index gives for cretin with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).

BillableUnspecified

E00.9 is billable but unspecified. If the documentation names a type, site or cause, one of the more specific codes below is likely expected.

Which cretin code should you use?

The Alphabetic Index lists 6 codes under Cretin, cretinism. Which one applies depends on the qualifier documented in the record — the type, site, cause, or associated condition. Find the qualifier below, then verify the code in the Tabular List before using it.

Cretin pelvis

with disproportion	O33.0	Maternal care for disproportion due to deformity of maternal pelvic bones
with disproportion › causing obstructed labor	O65.0	Obstructed labor due to deformed pelvis

Cretin type

hypothyroid	E00.1	Congenital iodine-deficiency syndrome, myxedematous type
mixed	E00.2	Congenital iodine-deficiency syndrome, mixed type
myxedematous	E00.1	Congenital iodine-deficiency syndrome, myxedematous type
neurological	E00.0	Congenital iodine-deficiency syndrome, neurological type

Index terms and codes are reproduced from the official ICD-10-CM FY2027 release. The Alphabetic Index is a finding aid — a code must always be verified in the Tabular List before it is reported. Data sources