H40.009
BillablePreglaucoma, unspecified, unspecified eye
Preglaucoma, unspecified, unspecified eye
Coding Notes
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
Related Codes(3)
Also Known As / Clinical Terms(13)
SNOMED CT
Clinical Terms
- Glaucoma suspect due to diabetes mellitus type II
- Open angle glaucoma suspect
- Glaucoma suspect due to diabetes mellitus type 2
- Angle closure glaucoma suspect
- Glaucoma suspect caused by corticosteroid
- Glaucoma suspect
Frequently Asked Questions
What is the ICD-10 code for preglaucoma, unspecified, unspecified eye?
The ICD-10-CM code for preglaucoma, unspecified, unspecified eye is H40.009. The full clinical description is "Preglaucoma, unspecified, unspecified eye". H40.009 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code H40.009 mean?
ICD-10-CM code H40.009 represents “Preglaucoma, unspecified, unspecified eye”. It is classified under Chapter 7: Diseases of the Eye and Adnexa and is a billable/specific code that can be used on a claim.
Is H40.009 a billable code?
Yes, H40.009 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is H40.009 in?
H40.009 is in Chapter 7: Diseases of the Eye and Adnexa (codes H00-H59).
What codes cannot be used with H40.009?
H40.009 has Excludes1 notes indicating codes that cannot be used together with it, including: absolute glaucoma (H44.51-); congenital glaucoma (Q15.0); traumatic glaucoma due to birth injury (P15.3).
What SNOMED CT codes does H40.009 map to?
H40.009 maps to 5 SNOMED CT concepts: 1003488007, 833278008, 1003530008, 1003605004, 1003614009. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for H40.009?
H40.009 is linked to 1 UMLS Concept Unique Identifier: C3264150. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does H40.009 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like preglaucoma, unspecified, unspecified eye 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 H40.009?
There is no direct ICD-11 mapping available for H40.009 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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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.