H11.449 is the authoritative medical code for Conjunctival cysts, unspecified eye. This classification is used in medical billing and clinical recording to specify the clinical criteria for conjunctival cysts, unspecified eye (ICD-10-CM H11.449), 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
Conjunctival cysts, unspecified eye is a billable ICD-10-CM diagnosis code H11.449. Excludes1 (not coded here): keratoconjunctivitis H16.2-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for H11.449 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- keratoconjunctivitis H16.2-
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with H11.449?
Per Excludes1 instructions, H11.449 must not be reported with: keratoconjunctivitis (H16.2-).
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as H11.449, with their registry titles.
- H11 — Other disorders of conjunctiva
- H11.0 — Pterygium of eye
- H11.00 — Unspecified pterygium of eye
- H11.001 — Unspecified pterygium of right eye
- H11.002 — Unspecified pterygium of left eye
- H11.003 — Unspecified pterygium of eye, bilateral
- H11.009 — Unspecified pterygium of unspecified eye
- H11.01 — Amyloid pterygium
- H11.011 — Amyloid pterygium of right eye
- H11.012 — Amyloid pterygium of left eye
- H11.013 — Amyloid pterygium of eye, bilateral
- H11.019 — Amyloid pterygium of unspecified eye
- H11.02 — Central pterygium of eye
- H11.021 — Central pterygium of right eye
- H11.022 — Central pterygium of left eye
- H11.023 — Central pterygium of eye, bilateral
- H11.029 — Central pterygium of unspecified eye
- H11.03 — Double pterygium of eye
- H11.031 — Double pterygium of right eye
- H11.032 — Double pterygium of left eye
- H11.033 — Double pterygium of eye, bilateral
- H11.039 — Double pterygium of unspecified eye
- H11.04 — Peripheral pterygium of eye, stationary
- H11.041 — Peripheral pterygium, stationary, right eye
- H11.042 — Peripheral pterygium, stationary, left eye
- H11.043 — Peripheral pterygium, stationary, bilateral
- H11.049 — Peripheral pterygium, stationary, unspecified eye
- H11.05 — Peripheral pterygium of eye, progressive
- H11.051 — Peripheral pterygium, progressive, right eye
- H11.052 — Peripheral pterygium, progressive, left eye
- H11.053 — Peripheral pterygium, progressive, bilateral
- H11.059 — Peripheral pterygium, progressive, unspecified eye
- H11.06 — Recurrent pterygium of eye
- H11.061 — Recurrent pterygium of right eye
- H11.062 — Recurrent pterygium of left eye
- H11.063 — Recurrent pterygium of eye, bilateral
- H11.069 — Recurrent pterygium of unspecified eye
- H11.1 — Conjunctival degenerations and deposits
- H11.10 — Unspecified conjunctival degenerations
- H11.11 — Conjunctival deposits
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: