H44.40 is the authoritative medical code for Unspecified hypotony of eye. This classification is used in medical billing and clinical recording to specify the clinical criteria for unspecified hypotony of eye (ICD-10-CM H44.40), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Unspecified hypotony of eye is a billable ICD-10-CM diagnosis code H44.40. Includes: disorders affecting multiple structures of eye.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for H44.40 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- disorders affecting multiple structures of eye
Nearest Codes in This Family
Official ICD-10-CM classifications closest to H44.40 in its code family, with their registry titles.
- H44 — Disorders of globe
- H44.0 — Purulent endophthalmitis
- H44.00 — Unspecified purulent endophthalmitis
- H44.001 — Unspecified purulent endophthalmitis, right eye
- H44.002 — Unspecified purulent endophthalmitis, left eye
- H44.003 — Unspecified purulent endophthalmitis, bilateral
- H44.009 — Unspecified purulent endophthalmitis, unspecified eye
- H44.01 — Panophthalmitis (acute)
- H44.011 — Panophthalmitis (acute), right eye
- H44.012 — Panophthalmitis (acute), left eye
View all 40 codes in the H44 family
Indexed Clinical Terms (1)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Disorder (of), globe, hypotony