H05.9 – Unspecified disorder of orbit
ICD-10-CM 2027 diagnosis code · Disorders of eyelid, lacrimal system and orbit
ICD-10-CM code
H05.9
- Code
H05.9(claims format:H059)- Description
- Unspecified disorder of orbit
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 7. Diseases of the eye and adnexa (H00-H59)
- Block
- H00-H05 Disorders of eyelid, lacrimal system and orbit
- Parent codes
- H05
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
H05 – Disorders of orbit
Excludes1 (not coded here):
- congenital malformation of orbit (Q10.7)
Block H00-H05
Index terms for H05.9
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in H05
- H05.0 – Acute inflammation of orbitHeader
- H05.1 – Chronic inflammatory disorders of orbitHeader
- H05.2 – Exophthalmic conditionsHeader
- H05.3 – Deformity of orbitHeader
- H05.4 – EnophthalmosHeader
- H05.5 – Retained (old) foreign body following penetrating wound of orbitHeader
- H05.8 – Other disorders of orbitHeader
Frequently asked questions
What is ICD-10 code H05.9?
H05.9 is the ICD-10-CM code for unspecified disorder of orbit, in the block H00-H05 (Disorders of eyelid, lacrimal system and orbit).
Is H05.9 a billable code?
Yes. H05.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does H05.9 belong to?
It belongs to category H05 – Disorders of orbit.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.