2020 ICD-10-CM Diagnosis Code H34

Retinal vascular occlusions

    2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
  • H34 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2020 edition of ICD-10-CM H34 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of H34 - other international versions of ICD-10 H34 may differ.
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as H34. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • amaurosis fugax (
    ICD-10-CM Diagnosis Code G45.3

    Amaurosis fugax

      2016 2017 2018 2019 2020 Billable/Specific Code
    G45.3
    )
The following code(s) above H34 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 H34:
  • H00-H59
    2020 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
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
Code annotations containing back-references to H34:
  • Type 2 Excludes: I74
    , I74
    ICD-10-CM Diagnosis Code I74

    Arterial embolism and thrombosis

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Code First
    • embolism and thrombosis complicating abortion or ectopic or molar pregnancy (O00-O07, O08.2)
    • embolism and thrombosis complicating pregnancy, childbirth and the puerperium (O88.-)
    Includes
    • embolic infarction
    • embolic occlusion
    • thrombotic infarction
    • thrombotic occlusion
    Type 2 Excludes
    ICD-10-CM Diagnosis Code I74

    Arterial embolism and thrombosis

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Code First
    • embolism and thrombosis complicating abortion or ectopic or molar pregnancy (O00-O07, O08.2)
    • embolism and thrombosis complicating pregnancy, childbirth and the puerperium (O88.-)
    Includes
    • embolic infarction
    • embolic occlusion
    • thrombotic infarction
    • thrombotic occlusion
    Type 2 Excludes
ICD-10-CM Codes Adjacent To H34
H33.331 …… right eye
H33.332 …… left eye
H33.333 …… bilateral
H33.339 …… unspecified eye
H33.4 Traction detachment of retina
H33.40 …… unspecified eye
H33.41 …… right eye
H33.42 …… left eye
H33.43 …… bilateral
H33.8 Other retinal detachments
H34 Retinal vascular occlusions
H34.0 Transient retinal artery occlusion
H34.00 …… unspecified eye
H34.01 …… right eye
H34.02 …… left eye
H34.03 …… bilateral
H34.1 Central retinal artery occlusion
H34.10 …… unspecified eye
H34.11 …… right eye
H34.12 …… left eye
H34.13 …… bilateral

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