ICD-10-CM Codes
H00-H59 Diseases of the eye and adnexa
H15-H22 Disorders of sclera, cornea, iris and ciliary body
H18- Other disorders of cornea
2021 ICD-10-CM Diagnosis Code H18.59

2021 ICD-10-CM Diagnosis Code H18.59

Other hereditary corneal dystrophies

2016

2017

2018

2019

2020

2021 - Converted to Parent Code

Non-Billable/Non-Specific Code

H18.59 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
ICD-10-CM H18.59 is a new 2021 ICD-10-CM code that became effective on October 1, 2020.
This is the American ICD-10-CM version of H18.59 - other international versions of ICD-10 H18.59 may differ.

The following code(s) above H18.59 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 H18.59:

H00-H59
2021 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

Approximate Synonyms

Anterior corneal dystrophy
Anterior corneal dystrophy (eye condition)
Dystrophy of anterior cornea
Microscopic cystic corneal dystrophy
Posterior corneal dystrophy
Ring like corneal dystrophy
Stromal corneal dystrophy
Stromal corneal dystrophy (eye condition)

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): Deleted code
2021 (effective 10/1/2020): New code

Diagnosis Index entries containing back-references to H18.59:

Dystrophy, dystrophia
- cornea (hereditary) H18.50-
  ICD-10-CM Diagnosis Code H18.50-
  Unspecified hereditary corneal dystrophies
  2016 2017 2018 2019 2020 2021 - Converted to Parent Code Non-Billable/Non-Specific Code
  - specified type NEC H18.59-

ICD-10-CM Codes Adjacent To H18.59

H18.54 Lattice corneal dystrophy

H18.541 …… right eye

H18.542 …… left eye

H18.543 …… bilateral

H18.549 …… unspecified eye

H18.55 Macular corneal dystrophy

H18.551 …… right eye

H18.552 …… left eye

H18.553 …… bilateral

H18.559 …… unspecified eye

H18.59 Other hereditary corneal dystrophies

H18.591 …… right eye

H18.592 …… left eye

H18.593 …… bilateral

H18.599 …… unspecified eye

H18.6 Keratoconus

H18.60 Keratoconus, unspecified

H18.601 …… right eye

H18.602 …… left eye

H18.603 …… bilateral

H18.609 …… unspecified eye

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

2021 ICD-10-CM Diagnosis Code H18.59

Other hereditary corneal dystrophies

Diseases of the eye and adnexa

Unspecified hereditary corneal dystrophies