ICD-10-CM
H21.56 - Pupillary abnormalities
Code
H21.56 - Pupillary abnormalities
[Non-Billable]
[Non-Billable]
Includes
- Deformed pupil
- Ectopic pupil
- Rupture of sphincter, pupil
Not Coded Here
- congenital deformity of pupil (Q13.2-)
Code Tree
Citation
"H21.56 - Pupillary Abnormalities." ICD-10-CM, 10th ed., Centers for Medicare and Medicaid Services and the National Center for Health Statistics, 2026. www.unboundmedicine.com/icd/view/ICD-10-CM/951860/all/H21_56___Pupillary_abnormalities.
H21.56 - Pupillary abnormalities. ICD-10-CM. Centers for Medicare and Medicaid Services and the National Center for Health Statistics; 2026. https://www.unboundmedicine.com/icd/view/ICD-10-CM/951860/all/H21_56___Pupillary_abnormalities. Accessed June 4, 2026.
H21.56 - Pupillary abnormalities. (2026). In ICD-10-CM (10th ed.). Centers for Medicare and Medicaid Services and the National Center for Health Statistics. https://www.unboundmedicine.com/icd/view/ICD-10-CM/951860/all/H21_56___Pupillary_abnormalities
H21.56 - Pupillary Abnormalities [Internet]. In: ICD-10-CM. Centers for Medicare and Medicaid Services and the National Center for Health Statistics; 2026. [cited 2026 June 04]. Available from: https://www.unboundmedicine.com/icd/view/ICD-10-CM/951860/all/H21_56___Pupillary_abnormalities.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - H21.56 - Pupillary abnormalities
ID - 951860
BT - ICD-10-CM
UR - https://www.unboundmedicine.com/icd/view/ICD-10-CM/951860/all/H21_56___Pupillary_abnormalities
PB - Centers for Medicare and Medicaid Services and the National Center for Health Statistics
ET - 10
DB - ICD-10-CM
DP - Unbound Medicine
ER -
