2018/2019 ICD-10-CM Diagnosis Code H21.1

Other vascular disorders of iris and ciliary body

Applicable To
  • Neovascularization of iris or ciliary body
  • Rubeosis iridis
  • Rubeosis of iris
The following code(s) above H21.1 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to H21.1:
  • H00-H59
    2019 ICD-10-CM Range H00-H59

    Diseases of the eye and adnexa

    Note
    • Use an external cause code following the code for the eye condition, if applicable, to identify the cause of the eye condition
    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury (trauma) of eye and orbit (S05.-)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    • syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)
    Diseases of the eye and adnexa
  • H21
    ICD-10-CM Diagnosis Code H21

    Other disorders of iris and ciliary body

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 2 Excludes
    Other disorders of iris and ciliary body
Code History
ICD-10-CM Codes Adjacent To H21.1
H20.822 …… left eye
H20.823 …… bilateral
H20.829 …… unspecified eye
H20.9 Unspecified iridocyclitis
H21 Other disorders of iris and ciliary body
H21.0 Hyphema
H21.00 …… unspecified eye
H21.01 …… right eye
H21.02 …… left eye
H21.03 …… bilateral
H21.1 Other vascular disorders of iris and ciliary body
H21.1X Other vascular disorders of iris and ciliary body
H21.1X1 …… right eye
H21.1X2 …… left eye
H21.1X3 …… bilateral
H21.1X9 …… unspecified eye
H21.2 Degeneration of iris and ciliary body
H21.21 Degeneration of chamber angle
H21.211 …… right eye
H21.212 …… left eye
H21.213 …… bilateral

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.