2021 ICD-10-CM Diagnosis Code H53.03

Strabismic amblyopia

    2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
  • H53.03 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2021 edition of ICD-10-CM H53.03 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of H53.03 - other international versions of ICD-10 H53.03 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 H53.03. 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.
  • strabismus (
    ICD-10-CM Diagnosis Code H50
    • H50 Other strabismus
      • H50.0 Esotropia
        • H50.00 Unspecified esotropia
        • H50.01 Monocular esotropia
        • H50.02 Monocular esotropia with A pattern
          • H50.021 Monocular esotropia with A pattern, right eye...
          • H50.022 …… left eye
        • H50.03 Monocular esotropia with V pattern
          • H50.031 Monocular esotropia with V pattern, right eye...
          • H50.032 …… left eye
        • H50.04 Monocular esotropia with other noncomitancies...
          • H50.041 Monocular esotropia with other noncomitancies...
          • H50.042 Monocular esotropia with other noncomitancies...
        • H50.05 Alternating esotropia
        • H50.06 Alternating esotropia with A pattern
        • H50.07 Alternating esotropia with V pattern
        • H50.08 Alternating esotropia with other noncomitanci...
      • H50.1 Exotropia
        • H50.10 Unspecified exotropia
        • H50.11 Monocular exotropia
        • H50.12 Monocular exotropia with A pattern
          • H50.121 Monocular exotropia with A pattern, right eye...
          • H50.122 …… left eye
        • H50.13 Monocular exotropia with V pattern
          • H50.131 Monocular exotropia with V pattern, right eye...
          • H50.132 …… left eye
        • H50.14 Monocular exotropia with other noncomitancies...
          • H50.141 Monocular exotropia with other noncomitancies...
          • H50.142 Monocular exotropia with other noncomitancies...
        • H50.15 Alternating exotropia
        • H50.16 Alternating exotropia with A pattern
        • H50.17 Alternating exotropia with V pattern
        • H50.18 Alternating exotropia with other noncomitanci...
      • H50.2 Vertical strabismus
      • H50.3 Intermittent heterotropia
        • H50.30 Unspecified intermittent heterotropia
        • H50.31 Intermittent monocular esotropia
        • H50.32 Intermittent alternating esotropia
        • H50.33 Intermittent monocular exotropia
        • H50.34 Intermittent alternating exotropia
      • H50.4 Other and unspecified heterotropia
      • H50.5 Heterophoria
      • H50.6 Mechanical strabismus
      • H50.8 Other specified strabismus
      • H50.9 Unspecified strabismus
The following code(s) above H53.03 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 H53.03:
  • H00-H59
    2021 ICD-10-CM Range H00-H59

    Diseases of the eye and adnexa

    • 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
  • H53.0
    ICD-10-CM Diagnosis Code H53.0

    Amblyopia ex anopsia

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • amblyopia due to vitamin A deficiency (E50.5)
    Amblyopia ex anopsia
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
  • 2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to H53.03:
  • Amblyopia (congenital) (ex anopsia) (partial) (suppression) H53.00-
    ICD-10-CM Diagnosis Code H53.00-

    Unspecified amblyopia

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    • strabismic H53.03-

ICD-10-CM Codes Adjacent To H53.03
H53.01 Deprivation amblyopia
H53.011 …… right eye
H53.012 …… left eye
H53.013 …… bilateral
H53.019 …… unspecified eye
H53.02 Refractive amblyopia
H53.021 …… right eye
H53.022 …… left eye
H53.023 …… bilateral
H53.029 …… unspecified eye
H53.03 Strabismic amblyopia
H53.031 …… right eye
H53.032 …… left eye
H53.033 …… bilateral
H53.039 …… unspecified eye
H53.04 Amblyopia suspect
H53.041 …… right eye
H53.042 …… left eye
H53.043 …… bilateral
H53.049 …… unspecified eye
H53.1 Subjective visual disturbances

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