H21.4
Non-billablePupillary membranes
Pupillary membranes
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Iris bombé
- Pupillary occlusion
- Pupillary seclusion
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •diabetes mellitus related eye conditions, , ,E09.3, E10.3, E11.3, E13.3
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury (trauma) of eye and orbitS05
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •syphilis related eye disorders, , ,A50.01, A50.3, A51.43, A52.71
- •sympathetic uveitisH44.1
Child Codes (4)
Related Codes(7)
H21.0Hyphema
H21.1Other vascular disorders of iris and ciliary body
H21.2Degeneration of iris and ciliary body
H21.3Cyst of iris, ciliary body and anterior chamber
H21.5Oth and unsp adhes and disruptions of iris and ciliary body
H21.8Other specified disorders of iris and ciliary body
H21.9Unspecified disorder of iris and ciliary body
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(18)
UMLS
- Iris bombeC0271133
- Iris bombéC0271133
- Iris bombé (disorder)C0271133
- Occluded PupilC0271131
- Occluded PupilsC0271131
- Occlusion of pupilC0271131
- Occlusion of pupil (disorder)C0271131
- Occlusion, PupillaryC0271131
- Occlusions, PupillaryC0271131
- Pupil, OccludedC0271131
- Pupillary OcclusionC0271131
- Pupillary OcclusionsC0271131
- Pupillary occlusionC0271131
- Pupils, OccludedC0271131
- Pupillary membranesC0496958
- Pupillary seclusionC0423329
- Secluded pupilC0423329
- Secluded pupil (disorder)C0423329
Frequently Asked Questions
What is the ICD-10 code for pupillary membranes?
The ICD-10-CM code for pupillary membranes is H21.4. The full clinical description is "Pupillary membranes". H21.4 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code H21.4 mean?
ICD-10-CM code H21.4 represents “Pupillary membranes”. It is classified under Chapter 7: Diseases of the Eye and Adnexa and is a non-billable header code. Use a more specific child code for billing purposes.
Is H21.4 a billable code?
No, H21.4 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under H21.4.
What chapter is H21.4 in?
H21.4 is in Chapter 7: Diseases of the Eye and Adnexa (codes H00-H59).
What codes cannot be used with H21.4?
H21.4 has Excludes1 notes indicating codes that cannot be used together with it, including: congenital pupillary membranes (Q13.8).
What are the subcategories under H21.4?
H21.4 has 4 child codes, including: H21.40 (Pupillary membranes, unspecified eye), H21.41 (Pupillary membranes, right eye), H21.42 (Pupillary membranes, left eye), H21.43 (Pupillary membranes, bilateral).
What are the UMLS CUIs for H21.4?
H21.4 is linked to 4 UMLS Concept Unique Identifiers: C0271133, C0271131, C0496958, C0423329. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does H21.4 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like pupillary membranes affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of H21.4?
H21.4 maps to the ICD-11 code: 9A92 (Persistent pupillary membranes).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.