ICD-10-CM 2027
ICD-10 code for irregular
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Irregular, irregularity”. Page updated September 29, 2026.
About coding irregular
The official ICD-10-CM index doesn't give a single default code for irregular; the code depends on the details below.
More specific irregular codes (official index)
- action, heart I49.9 — Cardiac arrhythmia, unspecified
- alveolar process K08.89 — Other specified disorders of teeth and supporting structures
- bleeding N92.6 — Irregular menstruation, unspecified
- breathing R06.89 — Other abnormalities of breathing
- contour of cornea (acquired)
- congenital Q13.4 — Other congenital corneal malformations
- contour, reconstructed breast N65.0 — Deformity of reconstructed breast
- dentin (in pulp) K04.3 — Abnormal hard tissue formation in pulp
- eye movements H55.89 — Other irregular eye movements
- deficient
- saccadic H55.81 — Deficient saccadic eye movements
- smooth H55.82 — Deficient smooth pursuit eye movements
- nystagmus
- labor O62.2 — Other uterine inertia
- menstruation (cause unknown) N92.6 — Irregular menstruation, unspecified
- periods N92.6 — Irregular menstruation, unspecified
- prostate N42.9 — Disorder of prostate, unspecified
- pupil
- reconstructed breast N65.0 — Deformity of reconstructed breast
- respiratory R06.89 — Other abnormalities of breathing
- septum (nasal) J34.2 — Deviated nasal septum
- shape, organ or site, congenital NEC
- sleep-wake pattern (rhythm) G47.23 — Circadian rhythm sleep disorder, irregular sleep wake type
Common questions about irregular ICD-10 codes
What is the ICD-10 code for alveolar process irregular?
- K08.89 — Other specified disorders of teeth and supporting structures.
What is the ICD-10 code for bleeding irregular?
- N92.6 — Irregular menstruation, unspecified.
What is the ICD-10 code for breathing irregular?
- R06.89 — Other abnormalities of breathing.
What is the ICD-10 code for dentin irregular?
- K04.3 — Abnormal hard tissue formation in pulp.
What is the ICD-10 code for eye movements irregular?
- H55.89 — Other irregular eye movements.
What is the ICD-10 code for labor irregular?
- O62.2 — Other uterine inertia.
What is the ICD-10 code for menstruation irregular?
- N92.6 — Irregular menstruation, unspecified.